Founded in 2005, Y Combinator is a California-based startup accelerator and early-stage venture capital firm. It provides funding, mentorship, and resources to early-stage companies across various industries, with a focus on technology, healthcare, and finance. The organization helps founders refine their business models and products through an intensive three-month program in Silicon Valley, culminating in Demo Day presentations to investors.

Momentum Telecom is a provider of cloud-based communication solutions, specializing in business voice, broadband management, and unified communications. The company focuses on empowering human connections by developing and integrating advanced cloud voice applications and services. Momentum Telecom primarily serves independent cable operators and municipalities across the U.S., offering private label residential and business digital voice solutions. Its offerings include a variety of cloud-based applications such as voice, video, and collaboration tools, which are designed to enhance productivity and efficiency for both direct customers and channel partners. With a robust telecommunications infrastructure and comprehensive back-office capabilities, Momentum Telecom delivers high-quality, cost-effective solutions tailored to the needs of its clients.

Sangoma Technologies designs, manufactures, distributes, and supports hardware and software components that enable IP communications for telecom and data networks. Its offerings include business phone systems such as Switchvox and PBXact, IP phones, gateways, cloud and hosted unified communications services, SIP trunking, and fax-over-IP solutions, as well as session border controllers, telephony and media processing cards, and open-source software for communications. The company serves small and medium-sized businesses, enterprises, original equipment manufacturers, carriers, and service providers worldwide. Founded in 1984 and headquartered in Markham, Canada, Sangoma is a leading developer and sponsor of open-source communications platforms such as Asterisk and FreePBX, with globally scalable unified communications and UCaaS solutions that connect traditional infrastructure with modern IP-based networks.

Founded in 1984, Enghouse Systems is a Canadian software company serving distinct vertical markets through its Interactive Management Group (IMG) and Asset Management Group (AMG). IMG specializes in contact center and video software, enhancing customer service efficiency across multiple interaction channels.

Ooma, Inc. is a communications services company that specializes in creating connected experiences for both businesses and consumers. Headquartered in Sunnyvale, California, Ooma offers a smart cloud-based software-as-a-service (SaaS) platform that provides a range of communication solutions. For businesses, Ooma delivers advanced voice and collaboration features through its offerings, such as Ooma Office and Ooma Enterprise, which include services like call recording, voicemail transcription, and mobile integration. For residential customers, Ooma provides home communications solutions like Ooma Telo, which serves as a primary phone line with high-definition voice quality and smart security features. The company also offers a variety of products, including mobile apps and security solutions, allowing users to monitor and control their home environments. Ooma generates revenue primarily through subscription services, distributing its products through direct sales, retailers, and online channels. Established in 2003, Ooma continues to innovate in the realm of connected communications and security.

Twilio is a cloud-based communications company that empowers developers and businesses to build and integrate voice, video, messaging, and authentication into their applications via a robust set of APIs. By merging cloud computing, web services, and telecommunications, Twilio is transforming traditional telecom, enabling more contextual and personalized customer interactions. The company's Super Network ensures fast, cost-effective communication across the globe.

Fusion Connect, Inc. is a managed communication service provider based in Atlanta, Georgia, specializing in integrated cloud solutions for businesses of all sizes. Founded in 1997, the company offers a proprietary service platform that combines various cloud services, including voice communications, unified communications, contact center solutions, connectivity, cloud computing, storage, and security. Fusion Connect tailors its services to meet the specific needs of its clients, which range from associations and government entities to contact centers and industries such as healthcare and legal. The company is committed to delivering highly available services and backs its offerings with a comprehensive service guarantee, ensuring timely installation and high availability for its clients.

Ribbon Communications is a leading provider of intelligent and secure real-time communications solutions for service providers and enterprises worldwide. The company specializes in modernizing communication networks through its Cloud and Edge segment, which offers a range of software and hardware products for VoIP communications and Voice Over LTE. Additionally, its Kandy Communications Platform-as-a-Service (CPaaS) enables enterprises across various sectors, including finance, government, education, and healthcare, to integrate advanced embedded communications capabilities into their operations. This enhances user experiences and boosts productivity by providing secure and contextual communications solutions tailored to the specific needs of its diverse customer base.

Comstar Technologies is a provider of technology and telecommunications services that supports clients in Canada, Brazil, the United Kingdom, Mexico, China, and South Africa. The company offers a comprehensive range of solutions, including cloud-based voice-over-internet protocol phone systems, traditional phone system installation and maintenance, managed IT services, and network infrastructure. Additionally, Comstar specializes in cabling and the integration of security and fire systems. With over 30 years of experience, Comstar focuses on enabling digital transformation for organizations, helping them to improve efficiency and profitability while mitigating risks. Recognized for its excellence in the industry, Comstar has received multiple awards, highlighting its commitment to delivering effective consulting and innovative technology solutions tailored to the needs of commercial clients.

Founded in 1968, Intel designs, manufactures, and sells essential technologies for cloud, smart, and connected devices worldwide. Its product portfolio includes platform products like central processing units and chipsets, along with non-platform products such as accelerators, boards and systems, connectivity products, and memory and storage products. Intel serves original equipment manufacturers, original design manufacturers, and cloud service providers.

Telephone and Data Systems offers wireless products and services, cable and wireline broadband, TV and voice services, and hosted and managed services to approximately 6 million customers nationwide. The company operates through three segments: U.S. Cellular, Wireline, and Cable.

Broadvoice is a leading provider of hosted voice and data solutions in North America, aimed at enhancing business efficiency while lowering costs. The company operates a fault-tolerant nationwide network and continuously develops new features and services tailored to the needs of various sectors, including healthcare, manufacturing, retail, education, and government. Broadvoice's communication platform integrates business phones, video conferencing, texting, and collaboration tools under a single phone number, facilitating secure and effective client connections. The company markets its services through several brands, such as VOIP.com and PhonePower, each targeting specific demographics.

Founded in 2015, CrowdOut Capital is an online marketplace based in Austin, Texas, connecting accredited investors with middle-market debt opportunities.

Mitel Networks provides cloud-based and on-site business communications and collaboration solutions. It offers unified communications and collaborations (UCC), contact center applications, voice and data telecommunications, SIP trunking, audio conferencing, and video/Web collaboration services through direct and indirect channels worldwide.

RingCentral is a leading provider of unified communications as a service (UCaaS), offering a comprehensive cloud-based platform that integrates voice, video, messaging, and team collaboration tools. Headquartered in Belmont, California, the company serves over 350,000 organizations globally, enabling them to enhance communication and collaboration among remote and in-office teams. Its core products include RingCentral Office, which combines VoIP phone service with features such as unlimited calling and fax functionality, and RingCentral Professional, which provides virtual extensions for existing phone lines. Additionally, RingCentral offers a cloud-based contact center solution that allows businesses to connect seamlessly with their customers and a stand-alone video meetings platform. The company's solutions are designed to replace outdated on-premises systems with modern, flexible cloud-based alternatives, supporting a mobile workforce across various devices including smartphones, tablets, and computers. By streamlining communications and reducing reliance on traditional methods, RingCentral significantly enhances operational efficiency for businesses of all sizes.

altafiber is a telecommunications and technology services company offering fiber- and wireless-based data and voice communications, data center colocation and related managed services, and resale of IT and telephony equipment to residential and business customers in the Cincinnati and Dayton area and beyond. It provides outsourced data center operations, managed hosting, security, disaster recovery, and compliance-focused services through data center facilities in Cincinnati, Houston, Dallas and Austin. The company also operates CBTS, a technology platform that delivers infrastructure, applications, and consulting services to design, deploy, and manage IT solutions with a focus on reliability, cost efficiency, and risk management.

The U.S. Department of Agriculture (USDA) leads initiatives in food, agriculture, natural resources, and rural development. It aims to expand markets for agricultural products globally, foster alternative markets domestically, improve rural infrastructure, enhance food safety, promote nutrition education, and manage public lands collaboratively.

Intermedia is a cloud communications company that offers a comprehensive suite of cloud business applications tailored for small and medium-sized businesses (SMBs). The company provides essential IT services, including voice, video conferencing, chat, business email, file sharing, security, and archiving, enabling over 122,000 businesses to enhance communication and collaboration. Intermedia's Office in the Cloud suite integrates these services under a single platform, allowing customers to focus on their core business rather than IT management. With a commitment to reliability and customer support, Intermedia serves a diverse range of industries, including healthcare, financial services, and retail. The company also operates an award-winning Partner Program that empowers over 5,500 active partners to sell its services under their own brand. With a workforce of more than 700 employees and multiple data centers, Intermedia is recognized as the largest independent provider of hosted Exchange solutions.

MetroNet Communication is a customer-focused provider of fiber optic telecommunication services. The company offers high-speed Fiber Internet, a comprehensive Fiber Phone service, and Fiber IPTV, which includes a diverse range of programming options. Additionally, MetroNet provides a home security solution known as MetroNet SmartHome. Through these services, MetroNet aims to deliver advanced connectivity and communication solutions to its customers.

CoreDial, based in Blue Bell, Pennsylvania, operates a cloud-based software platform that provides private labeled communication services to channel partners. The company specializes in a range of solutions including hosted PBX, VoIP, SIP trunking, and unified communications. By offering these services through a flexible SaaS model, CoreDial enables managed service providers, IT solution providers, and value-added resellers to efficiently sell, deliver, manage, and invoice high-quality cloud communication products. This approach allows partners to enhance their competitiveness, expand into new markets, and improve the effectiveness of their offerings for end-user customers.

Voxeo offers hosting and premise platform solutions designed to enhance communication for businesses of varying sizes. The company specializes in automating and connecting common phone calls through Interactive Voice Response (IVR) and Voice over Internet Protocol (VoIP) technology. By leveraging next-generation communication applications, Voxeo aims to improve customer service while reducing operational costs. Their services also integrate with mobile devices and social networks, allowing enterprises to better engage with their customers.

SKC Communications specializes in designing and implementing communication technology solutions that enhance productivity and reduce costs for clients across various sectors, including enterprise, education, healthcare, and government. Established in 1986, the company collaborates with leading manufacturers to provide tailored services in areas such as Unified Communications, videoconferencing, audio/visual integration, and voice over IP solutions. In addition to delivering customized solutions, SKC offers managed services and equipment preparation to support technology collaboration, ensuring that clients effectively engage with their audiences and achieve high levels of customer satisfaction.

Accelerated Connections Inc. is a telecommunications company based in Toronto, Canada, specializing in private Internet Protocol (IP) connectivity and public Internet services. Founded in 2000, it offers a comprehensive range of services, including data and voice solutions, colocation, and hosted Infrastructure-as-a-Service (IaaS). The company provides managed services such as cloud computing, dynamic and static IP solutions, managed VPN, and unified threat management, catering to small, medium, and large enterprises. Additionally, Accelerated Connections delivers voice services like hosted private branch exchange, session initiation protocol trunking, and hosted contact center solutions. As of March 2018, it operates as a subsidiary of GTT Communications, focusing on delivering tailored services for data management and protection to clients in Canada, the United States, and internationally.

Truphone offers international mobile telecommunication services. Its key products include Truphone SIM for multiple international numbers on a single SIM, Truphone Mobile Recording for secure call and SMS recording across countries, and Truphone App for global calling and messaging over Wi-Fi and cellular networks. Serving clients ranging from large enterprises to consumers worldwide, Truphone's innovative solutions enable seamless global mobility.

Talk360 is a Dutch-based company specializing in affordable long-distance telecommunication services. It offers an easy-to-use mobile application for both business and private individuals to make international calls to any mobile or landline number, even without an internet connection.

Blackfoot provides advanced Voice over IP services supported by over 800 miles of fiber optic cable, making it the largest network of its kind in the region. The company offers comprehensive phone, Internet, and networking solutions designed to meet the needs of customers in Western Montana. With a focus on competitive pricing and reliable service, Blackfoot has successfully expanded its broadband Internet customer base by over 490% in the past five years, demonstrating significant growth and a commitment to keeping the community connected.

Masergy Communications, Inc., established in 2000, is a global technology company specializing in hybrid networking, managed security, and cloud communication solutions for enterprises. Headquartered in Plano, Texas, with offices worldwide, Masergy owns and operates a software-defined platform that delivers customized, high-performance services. These include managed SD-WAN and virtualized CPE, unified communications, cloud contact center, and managed security solutions. Masergy's offerings are supported by its extensive global network platform, ensuring guaranteed performance, scalability, and reach. The company also provides professional security services, a mobile application for business communications, and AI-based network and security optimization solutions. Masergy is renowned for its award-winning technology, flexible solutions, and exceptional customer care.

CenturyLink is a leading telecommunications company based in Monroe, Louisiana, and ranks as the third largest in the United States. The company provides a wide range of services, including broadband internet, voice, and wireless communications for both residential and small business customers. In addition to these core offerings, CenturyLink also delivers advanced entertainment options through its Prism TV and DIRECTV brands. The company operates an extensive fiber optic network and multiple data centers, allowing it to serve various clients, including Fortune 500 companies and rural families. CenturyLink also offers managed services, security solutions, and devices for work-from-home or learning environments. Recognized for its leadership in network services, CenturyLink is included in the Fortune 500 list of America's largest corporations.

Founded in 2000, VoIP Group specializes in developing internet telephony software solutions. Its flagship product is VComX, an IP telephony gateway enabling communications over the Internet. The company offers enterprise solutions for internet communications management, including a virtual service controller and pre-paid calling card platforms.

Vox is a prominent telecommunications provider in southern Africa, specializing in voice and data services. As an independent operator, Vox focuses on delivering a range of communication solutions that cater to the needs of both individual and business customers. The company is known for its commitment to quality and innovation in the telecom sector, aiming to enhance connectivity and collaboration across the region.

Skype is a messaging and VOIP service that enables voice and video calls, chats, and file transfers over the internet. It supports group video conversations and cross-device use on phones, computers, and other screens. The service includes features such as voicemail and call-forwarding, end-to-end encryption for calls and chats, and flexible options for personal or business use. Skype is a product of Microsoft, developed since its launch in 2003, and is associated with connecting people, colleagues, and customers across different locations, facilitating collaboration and communication globally. It is headquartered in Luxembourg.

Airspan Networks is a global provider of 4G broadband wireless systems and solutions. Established in 1992, the company delivers high-speed data, voice, and multimedia services to operators and vertical markets worldwide, serving over 500 operators across licensed and unlicensed frequency bands up to 6GHz. Its comprehensive product range includes indoor/outdoor small cells, open RAN base stations, fixed wireless access solutions, and related design services.

Signal Lake Management is a private equity and venture capital firm headquartered in Westport, Connecticut, with an additional office in Boston, Massachusetts. The firm specializes in making investments across various stages, including incubation, seed, early, mid, and late venture funding. Signal Lake typically invests between $100,000 and $100 million in its portfolio companies, focusing primarily on sectors such as broadband telecom, network infrastructure, green energy, information technology, software, cloud computing, and semiconductors. While it emphasizes opportunities in the Northeast region of the United States, Signal Lake also pursues investments on a global scale.

Founded in 2000 and headquartered in Singapore, StarHub is one of the country's main telecommunications providers. It offers a range of services including mobile networks, broadband internet, fixed voice lines, and pay television. The company operates on an extensive fixed network that spans both domestic and international backhaul.

Vemanti Group, incorporated in 2014 in Nevada, is a financial technology company that targets the emerging markets of Vietnam and Southeast Asia. The company specializes in digital banking and fintech applications, leveraging disruptive technologies to simplify access to credit for small to medium enterprises (SMEs). Vemanti's offerings include Internet Protocol communication solutions, such as unified communications, data center services, content delivery, VoIP, and cloud computing. Additionally, the company actively seeks to acquire and invest in businesses focused on blockchain projects and other innovative technologies, including machine learning, security, and the Internet of Things (IoT). Through its diverse range of services and strategic focus on technology development, Vemanti aims to drive growth and create social impact in its target regions.

Founded in 2006, Unifonic is a leading cloud-based provider of customer communication and engagement solutions. It offers affordable enterprise-grade multilingual platforms for seamless omnichannel communications across the Middle East.

Damovo is a global provider of information technology and communications services that helps enterprises improve business performance through technology-enabled solutions. With 40 years of experience, it takes a consultative approach to assess, deliver, and improve technology to meet business objectives. Its portfolio includes unified communications and collaboration, enterprise networks, contact centres, cloud services, and global managed services. Damovo operates across Europe with a global capability spanning more than 100 countries and serves about 2,000 customers, delivering consulting, deployment, and integration services for network connectivity and infrastructure. The company began operating in 2001 following the acquisition of Ericsson's direct sales and service operations.

Aire Networks is a national provider of telecommunications services in Spain, focusing on delivering comprehensive communication solutions for operators, public administration entities, and businesses. The company specializes in high-capacity connectivity, mobile infrastructure, data centers, voice-over-internet protocol (VoIP), and unified communications, catering to both rural and metropolitan areas. Aire Networks aims to enhance its clients' competitive advantage by offering tailored quadruple play wholesale products and services. The company prioritizes client relationships, treating them as partners and ensuring their needs are met with flexible and scalable solutions. Aire Networks' multi-service network is continuously monitored by specialized technical personnel, guaranteeing the quality and reliability of its services while maintaining competitive pricing.

Founded in 1999, TeraGo Networks provides comprehensive business ISP, data, and cloud services for medium to large enterprises across Canada. It offers end-to-end data flow management solutions, including enterprise cloud and data center services, multi-office connectivity, high-speed internet, voice services, and DDoS mitigation.

Maipu Communication Technology Co. Ltd., founded in 1993 and based in Chengdu, China, specializes in the development and manufacturing of data communication equipment and cloud application solutions tailored for telecom and enterprise-class customers. The company offers a diverse range of products, including various types of routers and switches, WLAN equipment, internet security solutions, and VoIP systems. With a strong emphasis on innovation, Maipu has achieved recognition as a leading networking solution provider in China, holding numerous certifications and over 600 patents. The company serves a global customer base across multiple countries, including Switzerland, Poland, Mexico, and India. Maipu is committed to research and development, investing over 10% of its annual sales revenue to enhance its technology offerings. Its comprehensive solutions address the needs of different industries, encompassing both fixed-line and wireless networks.

IntelePeer is a communications automation platform that utilizes generative AI to enhance customer interactions for businesses. By offering a cloud-based Communications Platform as a Service (CPaaS), the company provides on-demand IP communications and SIP trunking services tailored for enterprises. IntelePeer's platform integrates seamlessly with existing systems, allowing businesses to streamline their communication processes across multiple channels. Its focus on automation not only reduces operational costs but also improves customer experience by delivering efficient and effective communication solutions. The incorporation of AI and analytics further enhances the platform's capabilities, enabling clients to achieve higher levels of customer satisfaction and engagement.

Compass MSP provides comprehensive managed IT services, including private/public cloud solutions and cybersecurity, empowering small and mid-sized businesses to build robust, secure, and cost-effective IT infrastructure for growth.

Founded in Nottingham, UK in 1995, Citel specializes in developing comprehensive solutions for migrating traditional telephony systems to Voice over Internet Protocol (VoIP). The company's portfolio includes network-edge products designed to enable enterprises to realize cost and productivity benefits of IP telephony while leveraging existing investments in telecom and datacom infrastructure.

Viasat, Inc. is a global communications company based in Carlsbad, California, specializing in broadband and satellite services. It operates through three main segments: Satellite Services, Commercial Networks, and Government Systems. The Satellite Services segment delivers satellite-based broadband internet access, including voice over internet protocol services for consumers and businesses, in-flight connectivity for commercial airlines, and mobile broadband for maritime vessels and energy platforms. Viasat's Commercial Networks segment focuses on providing satellite network infrastructure, mobile communication systems, and various antenna technologies, along with design and technology services tailored for satellite and terrestrial applications. The Government Systems segment supplies secure broadband modems, network access control systems, and cybersecurity products, enabling reliable data communication for defense and military operations. Founded in 1986, Viasat serves a diverse range of customers, including households, businesses, and government entities, facilitating connectivity in various environments worldwide.

Reliance Communications is an Indian telecommunications service provider offering a range of CDMA, GSM, and 3G wireless services, wireline, voice, data, video, Internet, and IT infrastructure services. It also provides long distance business services, broadband Internet access, conferencing solutions, VPN services, Centrex, toll-free voice services, managed Internet data center services, and enterprise-level voice services.

IDT Corporation is a diversified company operating in the communications and payment industries, both in the United States and internationally. Founded in 1990 and headquartered in Newark, New Jersey, IDT operates through two main segments: Telecom & Payment Services and net2phone. The Telecom & Payment Services segment offers a range of solutions, including point of sale networks, mobile top-up, carrier services, international money remittance, and long-distance calling services under the BOSS Revolution brand. The net2phone segment provides Unified Communications as a Service, a cloud-based communication solution for businesses, along with cable telephony services. IDT employs over 1,250 people across 21 countries and generates annual revenues exceeding $1.6 billion.

Discord operates as a communication platform offering voice, video, and text services for users to interact with friends and communities. Originally created for gamers, it has since expanded its user base to include various groups such as art communities, study groups, and local clubs.

Founded in 2008, Sinch is a global cloud communications company that enables businesses to engage with customers via mobile messaging, voice, and video. Its platform facilitates real-time, business-critical communication for numerous large enterprises worldwide.

Manx Telecom provides telecommunications services to consumers, businesses, and the public sector in the Isle of Man. It offers fixed line, mobile, broadband, data centre, and other services such as managed hosting, cloud storage, and business continuity solutions.

AnyMeeting is a technology company that specializes in web and video conferencing services tailored for small businesses. It offers a comprehensive suite of features, including six-way video conferencing, conference calling, built-in VoIP, screen sharing, presentation sharing, video sharing, and recording capabilities. Users can access the platform entirely through a web browser, eliminating the need for downloads, which enhances convenience for attendees. AnyMeeting's pricing model is competitive, providing a free ad-supported option and subscription plans starting at $18 per month for meetings with up to 25 participants and $78 per month for webinars accommodating up to 200 attendees. Additionally, the platform supports integration with over 400 applications, making it a versatile choice for businesses seeking efficient communication solutions.