U.S. Venture Partners

U.S. Venture Partners is a Menlo Park-based venture capital firm established in 1981 that concentrates on early-stage and growth investments in technology and healthcare. The firm backs business-to-business software, IT security, consumer internet, mobile, e-commerce, and IT-enabled healthcare services, as well as digital health, cloud technology, and life sciences including oncology. Its focus spans enterprise software, cybersecurity, healthcare IT, SaaS, manufacturing, and related sectors on the West Coast. The team comprises former entrepreneurs, technologists, executives, and industry experts who help portfolio companies scale and reach customers.

David Liddle

Partner and Co-Founder

Jonathan Root

General Partner

Past deals in Telecommunications

Kryptowire

Venture Round in 2022
Kryptowire was jumpstarted by the Defense Advanced Research Projects Agency (DARPA) and the Department of Homeland Security (DHS S&T), and has been vetted by the US military, law enforcement, and intelligence agencies. Kryptowire provides mobile application security analysis tools, anti‐piracy technologies, mobile app marketplace security analytics, and Enterprise Mobility Management (EMM) solutions. Kryptowire was founded in 2011, is based in Fairfax, Virginia, and has a customer base ranging from government agencies to national cable TV companies.

Neoconix

Venture Round in 2013
Neoconix, Inc. is a supplier of low-profile, high-performance electrical connectors catering to mobile, enterprise IT, and industrial markets. Founded in 2002 and based in San Jose, California, the company specializes in miniaturized connectors that leverage its patented PCBeam technology. This technology utilizes standard printed circuit lithographic processes, enabling rapid development and competitive pricing for custom electrical connector solutions. Neoconix offers a diverse range of products, including standard mobile and consumer connectors, high-speed connectors, and various custom connector options for applications in computing, telecommunications, consumer electronics, military-aerospace, medical devices, and test equipment. With over 60 patents issued or pending, Neoconix is recognized for delivering some of the industry's lowest profile connectors, achieving high reliability and extreme performance exceeding 25Gb/s. The company was previously known as Epic Technology, Inc. before adopting its current name in December 2004.

Kaiam

Venture Round in 2013
Kaiam is a manufacturer of optical components for high-speed data transfer in data centers. The company designs and produces photonic integrated circuits, planar light wave circuits, optical sub-assemblies, modules and transceivers for fiber optic communications, delivering optical networking products to data centers and related applications.

Akros Silicon

Venture Round in 2012
Akros Silicon Inc. is a fabless semiconductor company specializing in the development of power management integrated circuits (ICs) aimed at facilitating remote, network-based energy management. Founded in 2005 and based in San Jose, California, with an additional office in Shanghai, the company utilizes precision analog and mixed-signal CMOS technologies to create system-level solutions. Its product offerings include isolated DC-DC system-on-chip solutions, power-over-Ethernet powered device controllers, digital isolators, and intelligent energy management ICs. These solutions are designed to support a variety of applications, including Ethernet switches, routers, solar microinverters, VoIP phones, wireless LAN access points, and various industrial and medical equipment. Akros Silicon's innovative technology, such as its GreenEdge digital isolation, enhances the integration and efficiency of power systems, contributing to global green power management initiatives.

Neoconix

Venture Round in 2012
Neoconix, Inc. is a supplier of low-profile, high-performance electrical connectors catering to mobile, enterprise IT, and industrial markets. Founded in 2002 and based in San Jose, California, the company specializes in miniaturized connectors that leverage its patented PCBeam technology. This technology utilizes standard printed circuit lithographic processes, enabling rapid development and competitive pricing for custom electrical connector solutions. Neoconix offers a diverse range of products, including standard mobile and consumer connectors, high-speed connectors, and various custom connector options for applications in computing, telecommunications, consumer electronics, military-aerospace, medical devices, and test equipment. With over 60 patents issued or pending, Neoconix is recognized for delivering some of the industry's lowest profile connectors, achieving high reliability and extreme performance exceeding 25Gb/s. The company was previously known as Epic Technology, Inc. before adopting its current name in December 2004.

Kaiam

Series B in 2011
Kaiam is a manufacturer of optical components for high-speed data transfer in data centers. The company designs and produces photonic integrated circuits, planar light wave circuits, optical sub-assemblies, modules and transceivers for fiber optic communications, delivering optical networking products to data centers and related applications.

Kaiam

Series A in 2011
Kaiam is a manufacturer of optical components for high-speed data transfer in data centers. The company designs and produces photonic integrated circuits, planar light wave circuits, optical sub-assemblies, modules and transceivers for fiber optic communications, delivering optical networking products to data centers and related applications.

Teranetics

Venture Round in 2010
Teranetics is a prominent mixed-signal integrated circuit (IC) company specializing in the development of silicon products tailored for advanced communication applications. The company boasts a core development team with a proven history of successful product innovations in both advanced communication systems and silicon technology. Teranetics is supported by a consortium of venture investors who possess extensive experience and achievements in the semiconductor and communication sectors.

Teknovus

Venture Round in 2009
Teknovus, Inc. is a fabless semiconductor and software solutions company based in Petaluma, California. Founded in 2002, Teknovus specializes in developing access chips and embedded software for the fiber-to-the-x (FTTx) market. The company provides a range of products, including Ethernet passive optical network (EPON) integrated chips for both central office and customer premises applications, as well as EPON customer premises equipment (ONU) and TDM transport chips for circuit emulation across Ethernet switched networks. Additionally, Teknovus offers evaluation kits to support original equipment manufacturers and service providers, EPON optical line terminal (OLT) solutions with a system-on-a-chip approach, and the TK3401 Intelligent EPON Node Controller, which assists service providers in addressing diverse network topologies and subscriber densities. The company's products are marketed through distributors in the United States, Europe, and China, with additional sales and support centers located in Tokyo, Seoul, Beijing, Shanghai, Shenzhen, and San Jose, California.

Dilithium Networks

Venture Round in 2009
Dilithium Networks specializes in high-quality multimedia delivery over mobile and broadband networks, catering to various devices. The company is recognized for its innovative mobile video solutions, achieving extensive deployments in 60 countries and reaching over 1 billion subscribers. Dilithium has pioneered mobile video communications, offering its services to leading network operators, content owners, and aggregators across diverse network technologies, including 2G, 3G, and WiFi.

Axiom Microdevices

Venture Round in 2008
Axiom Microdevices is a company that specializes in producing integrated complementary metal oxide semiconductor (CMOS) power amplifiers designed for the cellular telephone market. Their technology focuses on advancements in radio frequency integration, which helps customers simplify their designs and reduce the number of components required. The company operates globally with locations in the United States, the United Kingdom, China, Taiwan, and South Korea. Founded in 2002 and headquartered in Irvine, California, Axiom Microdevices has been a subsidiary of Skyworks Solutions since June 2, 2009.

SiBEAM

Series C in 2008
SiBEAM is a fabless semiconductor company specializing in the development of intelligent millimeter wave technologies and high-speed wireless communication platforms. It is recognized for being the first to create 60 GHz chipsets using CMOS technology, catering to the growing demand for high-bandwidth services. SiBEAM designs RF CMOS semiconductors for various applications, including wireless high-definition transmitters and receivers for devices such as DVD players, set-top boxes, and media center PCs. The company also offers low power transmitter and receiver chipsets and a WirelessHD Development Kit to facilitate integration into wireless communications product lines. Its innovative solutions are utilized in a range of products, including A/V receivers and home theater systems, thereby enhancing the wireless communication capabilities across consumer electronics.

Teranetics

Series D in 2008
Teranetics is a prominent mixed-signal integrated circuit (IC) company specializing in the development of silicon products tailored for advanced communication applications. The company boasts a core development team with a proven history of successful product innovations in both advanced communication systems and silicon technology. Teranetics is supported by a consortium of venture investors who possess extensive experience and achievements in the semiconductor and communication sectors.

DuneNetworks

Series B in 2008
Dune Networks is a fabless semiconductor supplier of networking devices which facilitate the building of Data Center, Enterprise and Carrier Ethernet Switching Platforms. They provide switching solutions which are scalable in capacity, port rate and service schemes, effectively extending the life cycle of packet platforms from 3 years (legacy-based systems) to 10 years and beyond, subsequently revolutionizing the economics of packet network deployment.

Optichron

Venture Round in 2007
Optichron, Inc. is a prominent company specializing in nonlinear signal processing technology, established in January 2003. The company designs and manufactures integrated circuits that address the challenges of nonlinear distortion, a critical barrier in signal processing across various industries. Recognized by industry experts as a major impediment to achieving optimal performance in communications and data conversion, nonlinear distortion has been historically managed by inefficient methods. Optichron has developed a proprietary mathematical approach that underpins its robust integrated circuit architecture, leading to innovative linearization products. These products efficiently eliminate all forms of nonlinear distortion, significantly enhancing system design parameters while reducing component count, overall costs, and power consumption. Optichron's technology is utilized in diverse applications, including wireless communications, software-defined radio, medical imaging, satellite communications, radar, infrared imaging, and test and measurement instrumentation, providing substantial improvements in system-level cost and performance.

Teknovus

Series D in 2007
Teknovus, Inc. is a fabless semiconductor and software solutions company based in Petaluma, California. Founded in 2002, Teknovus specializes in developing access chips and embedded software for the fiber-to-the-x (FTTx) market. The company provides a range of products, including Ethernet passive optical network (EPON) integrated chips for both central office and customer premises applications, as well as EPON customer premises equipment (ONU) and TDM transport chips for circuit emulation across Ethernet switched networks. Additionally, Teknovus offers evaluation kits to support original equipment manufacturers and service providers, EPON optical line terminal (OLT) solutions with a system-on-a-chip approach, and the TK3401 Intelligent EPON Node Controller, which assists service providers in addressing diverse network topologies and subscriber densities. The company's products are marketed through distributors in the United States, Europe, and China, with additional sales and support centers located in Tokyo, Seoul, Beijing, Shanghai, Shenzhen, and San Jose, California.

Neoconix

Series C in 2007
Neoconix, Inc. is a supplier of low-profile, high-performance electrical connectors catering to mobile, enterprise IT, and industrial markets. Founded in 2002 and based in San Jose, California, the company specializes in miniaturized connectors that leverage its patented PCBeam technology. This technology utilizes standard printed circuit lithographic processes, enabling rapid development and competitive pricing for custom electrical connector solutions. Neoconix offers a diverse range of products, including standard mobile and consumer connectors, high-speed connectors, and various custom connector options for applications in computing, telecommunications, consumer electronics, military-aerospace, medical devices, and test equipment. With over 60 patents issued or pending, Neoconix is recognized for delivering some of the industry's lowest profile connectors, achieving high reliability and extreme performance exceeding 25Gb/s. The company was previously known as Epic Technology, Inc. before adopting its current name in December 2004.

Xponent

Series C in 2007
Xponent Photonics, Inc. manufactures surface mount photonic components for optical assemblies. It offers triplexers and diplexers for single-fiber applications, including PON, point-to-point, and bidirectional radio frequency (RF) systems. Xponent Photonics serves optical systems vendors, transceiver suppliers, and optical subsystem suppliers. The company was formerly known as cQuint Communications Corporation and changed its name to Xponent Photonics, Inc. in March 2002.

Akros Silicon

Series B in 2007
Akros Silicon Inc. is a fabless semiconductor company specializing in the development of power management integrated circuits (ICs) aimed at facilitating remote, network-based energy management. Founded in 2005 and based in San Jose, California, with an additional office in Shanghai, the company utilizes precision analog and mixed-signal CMOS technologies to create system-level solutions. Its product offerings include isolated DC-DC system-on-chip solutions, power-over-Ethernet powered device controllers, digital isolators, and intelligent energy management ICs. These solutions are designed to support a variety of applications, including Ethernet switches, routers, solar microinverters, VoIP phones, wireless LAN access points, and various industrial and medical equipment. Akros Silicon's innovative technology, such as its GreenEdge digital isolation, enhances the integration and efficiency of power systems, contributing to global green power management initiatives.

Axiom Microdevices

Series C in 2007
Axiom Microdevices is a company that specializes in producing integrated complementary metal oxide semiconductor (CMOS) power amplifiers designed for the cellular telephone market. Their technology focuses on advancements in radio frequency integration, which helps customers simplify their designs and reduce the number of components required. The company operates globally with locations in the United States, the United Kingdom, China, Taiwan, and South Korea. Founded in 2002 and headquartered in Irvine, California, Axiom Microdevices has been a subsidiary of Skyworks Solutions since June 2, 2009.

MaxLinear

Venture Round in 2007
MaxLinear specializes in highly integrated semiconductor solutions for broadband communications, offering high-performance radio-frequency (RF) receiver products that capture and process digital and analog broadband signals for various applications.

Teranetics

Series C in 2006
Teranetics is a prominent mixed-signal integrated circuit (IC) company specializing in the development of silicon products tailored for advanced communication applications. The company boasts a core development team with a proven history of successful product innovations in both advanced communication systems and silicon technology. Teranetics is supported by a consortium of venture investors who possess extensive experience and achievements in the semiconductor and communication sectors.

Dilithium Networks

Series D in 2006
Dilithium Networks specializes in high-quality multimedia delivery over mobile and broadband networks, catering to various devices. The company is recognized for its innovative mobile video solutions, achieving extensive deployments in 60 countries and reaching over 1 billion subscribers. Dilithium has pioneered mobile video communications, offering its services to leading network operators, content owners, and aggregators across diverse network technologies, including 2G, 3G, and WiFi.

SiBEAM

Series B in 2006
SiBEAM is a fabless semiconductor company specializing in the development of intelligent millimeter wave technologies and high-speed wireless communication platforms. It is recognized for being the first to create 60 GHz chipsets using CMOS technology, catering to the growing demand for high-bandwidth services. SiBEAM designs RF CMOS semiconductors for various applications, including wireless high-definition transmitters and receivers for devices such as DVD players, set-top boxes, and media center PCs. The company also offers low power transmitter and receiver chipsets and a WirelessHD Development Kit to facilitate integration into wireless communications product lines. Its innovative solutions are utilized in a range of products, including A/V receivers and home theater systems, thereby enhancing the wireless communication capabilities across consumer electronics.

VeriWave

Series C in 2006
VeriWave is a company that specializes in testing systems for WiFi and Ethernet networks, focusing on ensuring optimal performance for mobile networks, devices, and applications. It provides a range of tools designed to assess local area networks (LAN) and wireless LANs, enabling manufacturers, service providers, and users to measure, analyze, and enhance critical aspects of mobile performance, including speed, quality, interoperability, and compliance. In addition to testing solutions, VeriWave offers products such as WiFi access points, wireless LAN controllers, residential routers, gateways, and Ethernet switches, catering to the needs of equipment manufacturers and enhancing the overall functionality of mobile networks.

Neoconix

Venture Round in 2006
Neoconix, Inc. is a supplier of low-profile, high-performance electrical connectors catering to mobile, enterprise IT, and industrial markets. Founded in 2002 and based in San Jose, California, the company specializes in miniaturized connectors that leverage its patented PCBeam technology. This technology utilizes standard printed circuit lithographic processes, enabling rapid development and competitive pricing for custom electrical connector solutions. Neoconix offers a diverse range of products, including standard mobile and consumer connectors, high-speed connectors, and various custom connector options for applications in computing, telecommunications, consumer electronics, military-aerospace, medical devices, and test equipment. With over 60 patents issued or pending, Neoconix is recognized for delivering some of the industry's lowest profile connectors, achieving high reliability and extreme performance exceeding 25Gb/s. The company was previously known as Epic Technology, Inc. before adopting its current name in December 2004.

Redline Communications

Series D in 2005
Redline Communications specializes in advanced wireless broadband products, with over 150,000 installations across 130 countries. They serve service providers, enterprises, and governments, offering solutions like the AN-80i, RDL-2000, and RDL-3000 product line to deliver high-bandwidth services.

Teknovus

Series C in 2005
Teknovus, Inc. is a fabless semiconductor and software solutions company based in Petaluma, California. Founded in 2002, Teknovus specializes in developing access chips and embedded software for the fiber-to-the-x (FTTx) market. The company provides a range of products, including Ethernet passive optical network (EPON) integrated chips for both central office and customer premises applications, as well as EPON customer premises equipment (ONU) and TDM transport chips for circuit emulation across Ethernet switched networks. Additionally, Teknovus offers evaluation kits to support original equipment manufacturers and service providers, EPON optical line terminal (OLT) solutions with a system-on-a-chip approach, and the TK3401 Intelligent EPON Node Controller, which assists service providers in addressing diverse network topologies and subscriber densities. The company's products are marketed through distributors in the United States, Europe, and China, with additional sales and support centers located in Tokyo, Seoul, Beijing, Shanghai, Shenzhen, and San Jose, California.

Akros Silicon

Series A in 2005
Akros Silicon Inc. is a fabless semiconductor company specializing in the development of power management integrated circuits (ICs) aimed at facilitating remote, network-based energy management. Founded in 2005 and based in San Jose, California, with an additional office in Shanghai, the company utilizes precision analog and mixed-signal CMOS technologies to create system-level solutions. Its product offerings include isolated DC-DC system-on-chip solutions, power-over-Ethernet powered device controllers, digital isolators, and intelligent energy management ICs. These solutions are designed to support a variety of applications, including Ethernet switches, routers, solar microinverters, VoIP phones, wireless LAN access points, and various industrial and medical equipment. Akros Silicon's innovative technology, such as its GreenEdge digital isolation, enhances the integration and efficiency of power systems, contributing to global green power management initiatives.

VeriWave

Series B in 2005
VeriWave is a company that specializes in testing systems for WiFi and Ethernet networks, focusing on ensuring optimal performance for mobile networks, devices, and applications. It provides a range of tools designed to assess local area networks (LAN) and wireless LANs, enabling manufacturers, service providers, and users to measure, analyze, and enhance critical aspects of mobile performance, including speed, quality, interoperability, and compliance. In addition to testing solutions, VeriWave offers products such as WiFi access points, wireless LAN controllers, residential routers, gateways, and Ethernet switches, catering to the needs of equipment manufacturers and enhancing the overall functionality of mobile networks.

SiBEAM

Series A in 2005
SiBEAM is a fabless semiconductor company specializing in the development of intelligent millimeter wave technologies and high-speed wireless communication platforms. It is recognized for being the first to create 60 GHz chipsets using CMOS technology, catering to the growing demand for high-bandwidth services. SiBEAM designs RF CMOS semiconductors for various applications, including wireless high-definition transmitters and receivers for devices such as DVD players, set-top boxes, and media center PCs. The company also offers low power transmitter and receiver chipsets and a WirelessHD Development Kit to facilitate integration into wireless communications product lines. Its innovative solutions are utilized in a range of products, including A/V receivers and home theater systems, thereby enhancing the wireless communication capabilities across consumer electronics.

Neoconix

Series B in 2005
Neoconix, Inc. is a supplier of low-profile, high-performance electrical connectors catering to mobile, enterprise IT, and industrial markets. Founded in 2002 and based in San Jose, California, the company specializes in miniaturized connectors that leverage its patented PCBeam technology. This technology utilizes standard printed circuit lithographic processes, enabling rapid development and competitive pricing for custom electrical connector solutions. Neoconix offers a diverse range of products, including standard mobile and consumer connectors, high-speed connectors, and various custom connector options for applications in computing, telecommunications, consumer electronics, military-aerospace, medical devices, and test equipment. With over 60 patents issued or pending, Neoconix is recognized for delivering some of the industry's lowest profile connectors, achieving high reliability and extreme performance exceeding 25Gb/s. The company was previously known as Epic Technology, Inc. before adopting its current name in December 2004.

T-RAM Semiconductor

Series C in 2005
T-RAM Semiconductor is a fabless semiconductor company that specializes in memory products utilizing its proprietary Thin-Capacitively-Coupled-Thyristor (TCCT) technology. This innovative approach enables the production of memory cells that are significantly smaller—one-fourth to one-eighth the size—compared to traditional 6T-SRAM technology. By leveraging its TCCT technology, T-RAM Semiconductor aims to deliver higher density and lower-cost High Performance Synchronous SRAM solutions. These products are designed to meet the discrete and embedded memory requirements of high-performance computer servers, networking, and telecommunications sectors.

Bevocal

Series E in 2005
BeVocal, Inc. is a provider of hosted customer automated self-service solutions, primarily serving communications service providers and enterprise call centers. Founded in 1999 and headquartered in Mountain View, California, the company specializes in developing speech-based customer care solutions tailored for the mobile communications market. BeVocal offers an integrated suite of voice and data applications, including speech-enabled call routing and destination applications that facilitate automated service interactions. Its self-service systems empower users to navigate customer service processes independently, thereby reducing the need for live agents. The solutions provided by BeVocal enhance customer satisfaction and drive revenue growth by enabling efficient customer service activation, care, and fulfillment. In 2007, BeVocal became a subsidiary of Nuance Communications, Inc.

NanoOpto

Series C in 2005
NanoOpto is a manufacturer specializing in integrated modular nano-optic components for optical systems and networks. The company utilizes proprietary nano-optics and nano-manufacturing technology to develop a range of products, including infrared cut filters, nano-optic isolators, deep ultraviolet polarizers, polarizing beam splitters, optical isolators, microlens arrays, and waveplates. Based on extensive research, NanoOpto's innovations enable rapid prototyping and enhance performance while reducing overall system costs. In addition to its product offerings, the company provides services such as conformal optical coatings through atomic layer deposition, precision coatings via e-beam deposition, precision dicing, and optical design and engineering. NanoOpto operates a high-volume manufacturing facility in Somerset, New Jersey, where it employs subwavelength techniques to improve conventional optical components and develop new classes of integrated components.

Dilithium Networks

Series C in 2005
Dilithium Networks specializes in high-quality multimedia delivery over mobile and broadband networks, catering to various devices. The company is recognized for its innovative mobile video solutions, achieving extensive deployments in 60 countries and reaching over 1 billion subscribers. Dilithium has pioneered mobile video communications, offering its services to leading network operators, content owners, and aggregators across diverse network technologies, including 2G, 3G, and WiFi.

Agility Communications

Series E in 2005
Agility Communications, Inc. provides laser solutions for the optical network. The company focuses on offering tunable transponder and tunable laser solutions for carriers and system providers. It offers tunable transmitter and transponder products. The company was founded in 1998 and is based in Santa Barbara, California. As of November 30, 2005, Agility Communications, Inc. operates as a subsidiary of JDS Uniphase Corp.

Optichron

Series B in 2005
Optichron, Inc. is a prominent company specializing in nonlinear signal processing technology, established in January 2003. The company designs and manufactures integrated circuits that address the challenges of nonlinear distortion, a critical barrier in signal processing across various industries. Recognized by industry experts as a major impediment to achieving optimal performance in communications and data conversion, nonlinear distortion has been historically managed by inefficient methods. Optichron has developed a proprietary mathematical approach that underpins its robust integrated circuit architecture, leading to innovative linearization products. These products efficiently eliminate all forms of nonlinear distortion, significantly enhancing system design parameters while reducing component count, overall costs, and power consumption. Optichron's technology is utilized in diverse applications, including wireless communications, software-defined radio, medical imaging, satellite communications, radar, infrared imaging, and test and measurement instrumentation, providing substantial improvements in system-level cost and performance.

T-Networks

Series C in 2005
Electronic Components, Modulators available from T-Networks Inc. based in Allentown, PA.

Axiom Microdevices

Series B in 2005
Axiom Microdevices is a company that specializes in producing integrated complementary metal oxide semiconductor (CMOS) power amplifiers designed for the cellular telephone market. Their technology focuses on advancements in radio frequency integration, which helps customers simplify their designs and reduce the number of components required. The company operates globally with locations in the United States, the United Kingdom, China, Taiwan, and South Korea. Founded in 2002 and headquartered in Irvine, California, Axiom Microdevices has been a subsidiary of Skyworks Solutions since June 2, 2009.

Actelis Networks

Series D in 2005
Actelis Networks specializes in high-performance broadband over copper solutions, enabling service providers to deliver Ethernet and broadband access services more efficiently than fiber optics or microwave. Their product portfolio includes aggregation switches, Ethernet access devices, management suites, and support services. Actelis caters to a diverse range of customers, including telecommunications companies, government agencies, educational institutions, and industrial organizations worldwide.

SiBEAM

Seed Round in 2004
SiBEAM is a fabless semiconductor company specializing in the development of intelligent millimeter wave technologies and high-speed wireless communication platforms. It is recognized for being the first to create 60 GHz chipsets using CMOS technology, catering to the growing demand for high-bandwidth services. SiBEAM designs RF CMOS semiconductors for various applications, including wireless high-definition transmitters and receivers for devices such as DVD players, set-top boxes, and media center PCs. The company also offers low power transmitter and receiver chipsets and a WirelessHD Development Kit to facilitate integration into wireless communications product lines. Its innovative solutions are utilized in a range of products, including A/V receivers and home theater systems, thereby enhancing the wireless communication capabilities across consumer electronics.

Axiom Microdevices

Series B in 2004
Axiom Microdevices is a company that specializes in producing integrated complementary metal oxide semiconductor (CMOS) power amplifiers designed for the cellular telephone market. Their technology focuses on advancements in radio frequency integration, which helps customers simplify their designs and reduce the number of components required. The company operates globally with locations in the United States, the United Kingdom, China, Taiwan, and South Korea. Founded in 2002 and headquartered in Irvine, California, Axiom Microdevices has been a subsidiary of Skyworks Solutions since June 2, 2009.

Redline Communications

Venture Round in 2004
Redline Communications specializes in advanced wireless broadband products, with over 150,000 installations across 130 countries. They serve service providers, enterprises, and governments, offering solutions like the AN-80i, RDL-2000, and RDL-3000 product line to deliver high-bandwidth services.

Kasenna

Series D in 2004
Kasenna is a company that specializes in IPTV solutions, enabling broadband service providers to deliver multi-play offerings, including video-on-demand (VOD) content, to consumers. The company develops video delivery software designed for triple-play services on broadband networks, emphasizing open standards and robust management infrastructure. This allows service providers, enterprises, and other organizations to build and maintain commercial-grade IP video networks effectively. By focusing on innovative technology, Kasenna supports the evolving needs of the telecommunications industry.

RelayHealth

Series F in 2004
RelayHealth is a provider of online healthcare communication services that facilitates secure and convenient information exchange among various healthcare stakeholders, including patients, providers, pharmacies, payors, and pharmaceutical manufacturers. The company offers a range of services such as ePrescribing, online refills, access to lab results, reimbursable online visits, and online bill payments. By enabling consistent connectivity among medical companies, doctors, and patients, RelayHealth aims to streamline interactions within the healthcare system. This connectivity ultimately contributes to improved patient care, faster access to necessary services, reduced costs, and enhanced operational efficiency for healthcare providers.

MegaPath Holding

Venture Round in 2004
MegaPath Holding is a provider of managed network services, specializing in cloud communications and connectivity solutions for businesses. The company offers a range of services, including Internet Protocol (IP) data, voice, and security services, which facilitate secure communication among employees, headquarters, and business partners. MegaPath's offerings include Hosted Voice and Unified Communications, featuring tools like Visual Voicemail, SMS Texting, and Video Conferencing, aimed at enhancing collaboration and productivity while reducing costs. Additionally, the company provides various data connectivity options such as Ethernet, DSL, and Managed WiFi services, ensuring reliable internet access for both employees and customers. MegaPath also delivers Private Networking solutions, including MPLS networks and compliance services, alongside advanced security measures like firewalls and intrusion detection. Their hosted IT services encompass Cloud Hosting and data backup solutions, further supporting businesses in managing their IT needs effectively.

VeriWave

Series A in 2003
VeriWave is a company that specializes in testing systems for WiFi and Ethernet networks, focusing on ensuring optimal performance for mobile networks, devices, and applications. It provides a range of tools designed to assess local area networks (LAN) and wireless LANs, enabling manufacturers, service providers, and users to measure, analyze, and enhance critical aspects of mobile performance, including speed, quality, interoperability, and compliance. In addition to testing solutions, VeriWave offers products such as WiFi access points, wireless LAN controllers, residential routers, gateways, and Ethernet switches, catering to the needs of equipment manufacturers and enhancing the overall functionality of mobile networks.

Xponent

Series C in 2003
Xponent Photonics, Inc. manufactures surface mount photonic components for optical assemblies. It offers triplexers and diplexers for single-fiber applications, including PON, point-to-point, and bidirectional radio frequency (RF) systems. Xponent Photonics serves optical systems vendors, transceiver suppliers, and optical subsystem suppliers. The company was formerly known as cQuint Communications Corporation and changed its name to Xponent Photonics, Inc. in March 2002.

Kasenna

Series C in 2003
Kasenna is a company that specializes in IPTV solutions, enabling broadband service providers to deliver multi-play offerings, including video-on-demand (VOD) content, to consumers. The company develops video delivery software designed for triple-play services on broadband networks, emphasizing open standards and robust management infrastructure. This allows service providers, enterprises, and other organizations to build and maintain commercial-grade IP video networks effectively. By focusing on innovative technology, Kasenna supports the evolving needs of the telecommunications industry.

RelayHealth

Series E in 2003
RelayHealth is a provider of online healthcare communication services that facilitates secure and convenient information exchange among various healthcare stakeholders, including patients, providers, pharmacies, payors, and pharmaceutical manufacturers. The company offers a range of services such as ePrescribing, online refills, access to lab results, reimbursable online visits, and online bill payments. By enabling consistent connectivity among medical companies, doctors, and patients, RelayHealth aims to streamline interactions within the healthcare system. This connectivity ultimately contributes to improved patient care, faster access to necessary services, reduced costs, and enhanced operational efficiency for healthcare providers.

Vivato

Series C in 2003
Vivato is a provider of Wi-Fi infrastructure solutions that specializes in designing and delivering connectivity systems for mobile carriers and operators both in the United States and internationally. The company develops indoor and outdoor Wi-Fi base stations that enhance range and coverage for large environments, such as warehouses, stadiums, convention centers, office parks, and various outdoor areas. Vivato's indoor base stations improve connectivity in expansive indoor settings, while its outdoor base stations support high data rates for urban and rural initiatives, educational campuses, resorts, and transportation hubs, including airports and train terminals. By addressing the increasing demand for bandwidth driven by mobile devices, Vivato plays a vital role in enhancing wireless network infrastructure.

Bevocal

Series D in 2003
BeVocal, Inc. is a provider of hosted customer automated self-service solutions, primarily serving communications service providers and enterprise call centers. Founded in 1999 and headquartered in Mountain View, California, the company specializes in developing speech-based customer care solutions tailored for the mobile communications market. BeVocal offers an integrated suite of voice and data applications, including speech-enabled call routing and destination applications that facilitate automated service interactions. Its self-service systems empower users to navigate customer service processes independently, thereby reducing the need for live agents. The solutions provided by BeVocal enhance customer satisfaction and drive revenue growth by enabling efficient customer service activation, care, and fulfillment. In 2007, BeVocal became a subsidiary of Nuance Communications, Inc.

3ware

Series D in 2003
3ware, established in 1980 and headquartered in California, specializes in providing SATA RAID storage solutions to clients across various industries such as wireless communications, wired infrastructure, enterprise storage, and industrial sectors. The company's product portfolio includes wireless and Broadcom storage adapters, Ethernet devices, PCIe switches, fiber optic modules, LEDs, motion control encoders, and optical sensors. Notably, 3ware is known for developing a novel storage-controller architecture that enables computer manufacturers to achieve high-end performance using low-cost disk drives.

Axiom Microdevices

Series A in 2003
Axiom Microdevices is a company that specializes in producing integrated complementary metal oxide semiconductor (CMOS) power amplifiers designed for the cellular telephone market. Their technology focuses on advancements in radio frequency integration, which helps customers simplify their designs and reduce the number of components required. The company operates globally with locations in the United States, the United Kingdom, China, Taiwan, and South Korea. Founded in 2002 and headquartered in Irvine, California, Axiom Microdevices has been a subsidiary of Skyworks Solutions since June 2, 2009.

Array Networks

Series B in 2002
Array Networks, Inc. is a network functions platform company that specializes in providing systems for virtual networking and security functions globally. Founded in 2000 and headquartered in Milpitas, California, the company offers a range of products including application delivery controllers, secure access gateways, wide area network optimization controllers, and SSL visibility solutions. Their technology enhances operational efficiency and agility for various industries, including cloud service providers, financial services, healthcare, and education. With over 5,000 customers worldwide, Array Networks utilizes its proprietary technology to deliver reliable application acceleration and secure access solutions. The company has a diverse geographic presence, generating significant revenue from markets such as India, the United States, Japan, and China. Array Networks is recognized as a leader in its field, benefiting from the growth in mobile and cloud computing.

Lightconnect

Series C in 2002
Lightconnect develops optical networking components based on technology invented by David Bloom, one of the company's founders, called diffractive MEMS. LIGHTCONNECT's products operate in the physical optics mode rather than the geometrics optics mode. Beam redirection results from diffraction rather than specular reflection. Consequently, motion, or displacement of the optical surface, is much smaller. Lightconnect claims that this technology enables fabrication of devices that are inherently much faster, more reliable, much smaller and much less susceptible to external environmental inputs.

T-RAM Semiconductor

Series B in 2002
T-RAM Semiconductor is a fabless semiconductor company that specializes in memory products utilizing its proprietary Thin-Capacitively-Coupled-Thyristor (TCCT) technology. This innovative approach enables the production of memory cells that are significantly smaller—one-fourth to one-eighth the size—compared to traditional 6T-SRAM technology. By leveraging its TCCT technology, T-RAM Semiconductor aims to deliver higher density and lower-cost High Performance Synchronous SRAM solutions. These products are designed to meet the discrete and embedded memory requirements of high-performance computer servers, networking, and telecommunications sectors.

Kasenna

Series B in 2002
Kasenna is a company that specializes in IPTV solutions, enabling broadband service providers to deliver multi-play offerings, including video-on-demand (VOD) content, to consumers. The company develops video delivery software designed for triple-play services on broadband networks, emphasizing open standards and robust management infrastructure. This allows service providers, enterprises, and other organizations to build and maintain commercial-grade IP video networks effectively. By focusing on innovative technology, Kasenna supports the evolving needs of the telecommunications industry.

T-Networks

Series B in 2002
Electronic Components, Modulators available from T-Networks Inc. based in Allentown, PA.

Transparent Networks

Series B in 2002
Transparent Networks Inc. develops Micro Opto-Electro Mechanical Systems (MOEMS) for heavy traffic fiber optic carriers. The company was founded in 2000 and is based in Santa Clara, California.

NightFire Software

Series D in 2002
NightFire Software specializes in providing order management software designed to automate the telecommunications service supply chain. Their solutions streamline interactions between retailers and wholesalers of telecommunications services, enabling providers to deliver services efficiently and cost-effectively in a deregulated market. The company's flagship product, NetServ Express, automates the entire ordering process for competitive service providers, ensuring high-quality service at minimal cost while reducing management burdens on incumbent providers. Additionally, NightFire offers a range of support services including customer environment analysis, software installation, connectivity testing, and ongoing technical support to ensure seamless operations.

Bevocal

Series C in 2002
BeVocal, Inc. is a provider of hosted customer automated self-service solutions, primarily serving communications service providers and enterprise call centers. Founded in 1999 and headquartered in Mountain View, California, the company specializes in developing speech-based customer care solutions tailored for the mobile communications market. BeVocal offers an integrated suite of voice and data applications, including speech-enabled call routing and destination applications that facilitate automated service interactions. Its self-service systems empower users to navigate customer service processes independently, thereby reducing the need for live agents. The solutions provided by BeVocal enhance customer satisfaction and drive revenue growth by enabling efficient customer service activation, care, and fulfillment. In 2007, BeVocal became a subsidiary of Nuance Communications, Inc.

Gluon Networks

Venture Round in 2002
Gluon Networks manufactures and distributes next-generation converged switching and access systems for local telecommunications service providers.

Agility Communications

Series C in 2001
Agility Communications, Inc. provides laser solutions for the optical network. The company focuses on offering tunable transponder and tunable laser solutions for carriers and system providers. It offers tunable transmitter and transponder products. The company was founded in 1998 and is based in Santa Barbara, California. As of November 30, 2005, Agility Communications, Inc. operates as a subsidiary of JDS Uniphase Corp.

RelayHealth

Series D in 2001
RelayHealth is a provider of online healthcare communication services that facilitates secure and convenient information exchange among various healthcare stakeholders, including patients, providers, pharmacies, payors, and pharmaceutical manufacturers. The company offers a range of services such as ePrescribing, online refills, access to lab results, reimbursable online visits, and online bill payments. By enabling consistent connectivity among medical companies, doctors, and patients, RelayHealth aims to streamline interactions within the healthcare system. This connectivity ultimately contributes to improved patient care, faster access to necessary services, reduced costs, and enhanced operational efficiency for healthcare providers.

Lightconnect

Series B in 2001
Lightconnect develops optical networking components based on technology invented by David Bloom, one of the company's founders, called diffractive MEMS. LIGHTCONNECT's products operate in the physical optics mode rather than the geometrics optics mode. Beam redirection results from diffraction rather than specular reflection. Consequently, motion, or displacement of the optical surface, is much smaller. Lightconnect claims that this technology enables fabrication of devices that are inherently much faster, more reliable, much smaller and much less susceptible to external environmental inputs.

Actelis Networks

Series C in 2001
Actelis Networks specializes in high-performance broadband over copper solutions, enabling service providers to deliver Ethernet and broadband access services more efficiently than fiber optics or microwave. Their product portfolio includes aggregation switches, Ethernet access devices, management suites, and support services. Actelis caters to a diverse range of customers, including telecommunications companies, government agencies, educational institutions, and industrial organizations worldwide.

Lightconnect

Series A in 2001
Lightconnect develops optical networking components based on technology invented by David Bloom, one of the company's founders, called diffractive MEMS. LIGHTCONNECT's products operate in the physical optics mode rather than the geometrics optics mode. Beam redirection results from diffraction rather than specular reflection. Consequently, motion, or displacement of the optical surface, is much smaller. Lightconnect claims that this technology enables fabrication of devices that are inherently much faster, more reliable, much smaller and much less susceptible to external environmental inputs.

Ceyba

Series B in 2001
Ceyba has a firmly rooted corporate philosophy that guides the growth of their company - a commitment to their customers and employees and to the communities where they work. This allows us to maintain perspective, balance and their competitive edge. Ceyba was founded in May 2000 by five senior engineers and was originally named Solinet Systems. They have a complete team in place that represents a diverse cross section of talent with experience from top-notch software, hardware and optical companies. Their team has delivered numerous market-leading products for the high-speed optical Internet. With solid funding from top-tier venture capital firms, Ceyba has blossomed to more than 200 people. Led by seasoned management, their team is developing and manufacturing next-generation core optical networking systems that deliver superior reach, speed and flexibility with pure simplicity. Ceyba is based in Ottawa, Canada.

LuxN

Series D in 2001
LuxN provides intelligent optical access and transport solutions for metropolitan service providers and major enterprises. Supporting both CWDM and DWDM, LuxN's carrier-class, OSMINE-certified systems offer manageability and service level assurance for critical applications. LuxN's protocol-independent solutions enable delivery of high-bandwidth data, storage, video, and voice services for a diversified customer base including ILECs, CLECs, MSOs, utilities, municipalities, and storage providers. An ISO 9001 certified company, LuxN has a diverse base of customers and distribution partners spanning the North American, Asia-Pacific, and European regions.

BitBlitz Communications

Venture Round in 2001
BitBlitz Communications specializes in the design and development of communication integrated circuits tailored for data and telecommunications networking systems. The company's innovative circuit systems are engineered to minimize energy density at outlets while simultaneously facilitating the connection of multiple data links. This focus on efficiency and connectivity positions BitBlitz as a key player in the telecommunications sector, addressing the growing demand for advanced networking solutions.

Array Networks

Series A in 2001
Array Networks, Inc. is a network functions platform company that specializes in providing systems for virtual networking and security functions globally. Founded in 2000 and headquartered in Milpitas, California, the company offers a range of products including application delivery controllers, secure access gateways, wide area network optimization controllers, and SSL visibility solutions. Their technology enhances operational efficiency and agility for various industries, including cloud service providers, financial services, healthcare, and education. With over 5,000 customers worldwide, Array Networks utilizes its proprietary technology to deliver reliable application acceleration and secure access solutions. The company has a diverse geographic presence, generating significant revenue from markets such as India, the United States, Japan, and China. Array Networks is recognized as a leader in its field, benefiting from the growth in mobile and cloud computing.

Iospan Wireless

Series C in 2001
Iospan Wireless is an Internet infrastruture company. Specifically the firm provides customers with mass broadband services through their main product the MIMO-OFDM-enabled AirBurst.

Network Photonics

Series B in 2000
Network Photonics is developing the third-generation of all-optical dense wavelength division multiplexing (DWDM) transport networks designed for competitive metropolitan area service providers. Its optical network solutions are based on its patent-pending CrossWave(TM) technology, which enables high-performance DWDM networks without resorting to expensive optical- to-electronic-to-optical conversion.

Rapid5 Networks

Series B in 2000
Rapid5 Networks is a telecommunications-equipment company focused on the telecom and Internet infrastructure market.

Agility Communications

Series B in 2000
Agility Communications, Inc. provides laser solutions for the optical network. The company focuses on offering tunable transponder and tunable laser solutions for carriers and system providers. It offers tunable transmitter and transponder products. The company was founded in 1998 and is based in Santa Barbara, California. As of November 30, 2005, Agility Communications, Inc. operates as a subsidiary of JDS Uniphase Corp.

Sierra Monolithics

Series A in 2000
Sierra Monolithics is a provider of radio frequency integrated circuits (RFICs) and modules tailored for wireless, wireline, and military applications. The company specializes in mixed signal integrated circuit design, focusing on high-frequency communications for aerospace and defense sectors. Its product offerings include RFICs for Broadband Wireless, specifically WiMAX, as well as optical communication solutions such as OC-768 SerDes. Additionally, Sierra Monolithics develops microwave and millimeter wave modules operating across various frequency bands, including C, I, J, Ku, and L bands. The company operates as a fabless design firm, emphasizing innovative communication systems that meet the demands of diverse market applications.

ePhones

Series C in 2000
ePhones offers you the widest selection of wireless services available. Whether you're looking for cellular or PCS phones, accessories, pagers, wireless data, or long distance, They can help.

T-RAM Semiconductor

Series A in 2000
T-RAM Semiconductor is a fabless semiconductor company that specializes in memory products utilizing its proprietary Thin-Capacitively-Coupled-Thyristor (TCCT) technology. This innovative approach enables the production of memory cells that are significantly smaller—one-fourth to one-eighth the size—compared to traditional 6T-SRAM technology. By leveraging its TCCT technology, T-RAM Semiconductor aims to deliver higher density and lower-cost High Performance Synchronous SRAM solutions. These products are designed to meet the discrete and embedded memory requirements of high-performance computer servers, networking, and telecommunications sectors.

LuxN

Series C in 2000
LuxN provides intelligent optical access and transport solutions for metropolitan service providers and major enterprises. Supporting both CWDM and DWDM, LuxN's carrier-class, OSMINE-certified systems offer manageability and service level assurance for critical applications. LuxN's protocol-independent solutions enable delivery of high-bandwidth data, storage, video, and voice services for a diversified customer base including ILECs, CLECs, MSOs, utilities, municipalities, and storage providers. An ISO 9001 certified company, LuxN has a diverse base of customers and distribution partners spanning the North American, Asia-Pacific, and European regions.

Network Photonics

Series A in 2000
Network Photonics is developing the third-generation of all-optical dense wavelength division multiplexing (DWDM) transport networks designed for competitive metropolitan area service providers. Its optical network solutions are based on its patent-pending CrossWave(TM) technology, which enables high-performance DWDM networks without resorting to expensive optical- to-electronic-to-optical conversion.

Princeton Lightwave

Series A in 2000
Princeton Lightwave, founded in 2000 and based in Cranbury, New Jersey, specializes in the development of Geiger-mode LiDAR technology for real-time photon detection and processing. The company's portfolio includes products like GeigerCruizer, designed for autonomous navigation in the automotive industry, and a Geiger-mode camera system that provides time-of-flight information with free-running operation. Princeton Lightwave manufactures single-photon counting products based on indium phosphide, serving applications such as long-distance communications, quantum communications, eye-safe autonomous driving, and high-speed 3D mapping. As of October 2017, the company operates as a subsidiary of Argo AI, LLC.

Bevocal

Series B in 2000
BeVocal, Inc. is a provider of hosted customer automated self-service solutions, primarily serving communications service providers and enterprise call centers. Founded in 1999 and headquartered in Mountain View, California, the company specializes in developing speech-based customer care solutions tailored for the mobile communications market. BeVocal offers an integrated suite of voice and data applications, including speech-enabled call routing and destination applications that facilitate automated service interactions. Its self-service systems empower users to navigate customer service processes independently, thereby reducing the need for live agents. The solutions provided by BeVocal enhance customer satisfaction and drive revenue growth by enabling efficient customer service activation, care, and fulfillment. In 2007, BeVocal became a subsidiary of Nuance Communications, Inc.

MegaPath Holding

Venture Round in 2000
MegaPath Holding is a provider of managed network services, specializing in cloud communications and connectivity solutions for businesses. The company offers a range of services, including Internet Protocol (IP) data, voice, and security services, which facilitate secure communication among employees, headquarters, and business partners. MegaPath's offerings include Hosted Voice and Unified Communications, featuring tools like Visual Voicemail, SMS Texting, and Video Conferencing, aimed at enhancing collaboration and productivity while reducing costs. Additionally, the company provides various data connectivity options such as Ethernet, DSL, and Managed WiFi services, ensuring reliable internet access for both employees and customers. MegaPath also delivers Private Networking solutions, including MPLS networks and compliance services, alongside advanced security measures like firewalls and intrusion detection. Their hosted IT services encompass Cloud Hosting and data backup solutions, further supporting businesses in managing their IT needs effectively.

NightFire Software

Series B in 2000
NightFire Software specializes in providing order management software designed to automate the telecommunications service supply chain. Their solutions streamline interactions between retailers and wholesalers of telecommunications services, enabling providers to deliver services efficiently and cost-effectively in a deregulated market. The company's flagship product, NetServ Express, automates the entire ordering process for competitive service providers, ensuring high-quality service at minimal cost while reducing management burdens on incumbent providers. Additionally, NightFire offers a range of support services including customer environment analysis, software installation, connectivity testing, and ongoing technical support to ensure seamless operations.

Rapid5 Networks

Series A in 2000
Rapid5 Networks is a telecommunications-equipment company focused on the telecom and Internet infrastructure market.

Kasenna

Series A in 2000
Kasenna is a company that specializes in IPTV solutions, enabling broadband service providers to deliver multi-play offerings, including video-on-demand (VOD) content, to consumers. The company develops video delivery software designed for triple-play services on broadband networks, emphasizing open standards and robust management infrastructure. This allows service providers, enterprises, and other organizations to build and maintain commercial-grade IP video networks effectively. By focusing on innovative technology, Kasenna supports the evolving needs of the telecommunications industry.

Mayan Networks

Series C in 1999
Mayan Networks is developing products that merge the traditional world of copper and SONET TDM transport with IP data communications.

Actelis Networks

Series A in 1999
Actelis Networks specializes in high-performance broadband over copper solutions, enabling service providers to deliver Ethernet and broadband access services more efficiently than fiber optics or microwave. Their product portfolio includes aggregation switches, Ethernet access devices, management suites, and support services. Actelis caters to a diverse range of customers, including telecommunications companies, government agencies, educational institutions, and industrial organizations worldwide.

YAFO Networks

Series A in 1999
YAFO Networks designs, manufacturers and markets optical-electrical hardware subsystems for fiber optic networks. YAFO’s goal is clear - provide high quality, cutting-edge photonic network sub-system level solutions. By employing the highest caliber of talent in the fiber optics and communications industries, They specialize in Their ability to identify and target key optical transport problems, and incorporate the technologies that best solve these problems. This provides YAFO’s customers with the advantage of having access to the highest quality of optical communication solutions with fastest time to market. YAFO’s innovative solutions drive down the equipment cost of transporting data while greatly enhancing the quality of bit.

Mayan Networks

Series B in 1999
Mayan Networks is developing products that merge the traditional world of copper and SONET TDM transport with IP data communications.

Mayan Networks

Series A in 1998
Mayan Networks is developing products that merge the traditional world of copper and SONET TDM transport with IP data communications.

NightFire Software

Series A in 1998
NightFire Software specializes in providing order management software designed to automate the telecommunications service supply chain. Their solutions streamline interactions between retailers and wholesalers of telecommunications services, enabling providers to deliver services efficiently and cost-effectively in a deregulated market. The company's flagship product, NetServ Express, automates the entire ordering process for competitive service providers, ensuring high-quality service at minimal cost while reducing management burdens on incumbent providers. Additionally, NightFire offers a range of support services including customer environment analysis, software installation, connectivity testing, and ongoing technical support to ensure seamless operations.

Accelerated Networks

Venture Round in 1998
Accelerated Networks, Inc. was engaged in the development and marketing of customer premise telecommunications products that enabled carriers to deliver bundled voice and data services over a single broadband access network.
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