Walden International

Walden International, founded in 1987 and headquartered in California, is a venture capital firm that specializes in cross-border investments, leveraging global markets and talent to foster the growth of industry-leading companies. With over 30 years of experience, Walden International focuses on early and expansion-stage investments in diverse sectors, including semiconductors, clean technology, internet and digital media, and software. The firm seeks to partner with exceptional entrepreneurs who recognize the advantages of utilizing resources independent of geography. In addition to its U.S. operations, Walden International manages various funds that target investments in China and Israel, emphasizing technology-related sectors such as software, information technology, and healthcare. The firm's integrated team combines extensive venture expertise with practical operating experience, providing valuable support to help portfolio companies thrive.

Sung Tae Ahn

Venture Partner

Mary Coleman

Managing Director

Kuo-Yen Kau

MD of U.S.A.

Kris Leong

Vice President

Hock Voon Loo

Venture Partner

Teresa Smith

Chief Financial Officer

Alex Su

Investment Director

Hailong Sun

Investment Director

Lip Tan

Founder, Chairman

Joana Tieu

Vice President

Lin Wang

Partner

Hing Wong Ph.D

Managing Director

Robert Yung Ph.D

Partner

Tony Zhang

Partner

Yimin Zimmerer

Managing Director

Past deals in Semiconductor Equipment

Aluksen Technology

Series B in 2022
Aluksen Technology is an industry leading semiconductor chip manufacturer specializing in optoelectronic technology. The R&D center is located in Silicon Valley, USA. We focus on the telecom, industrial and consumer electronics markets, and gradually form a marketing and service network with Shenzhen as the operation center and covering the global region. We will continue to innovate around customer needs and strive to provide high customers. Quality products and fast, professional technical support and services.
Core Long March Technology is a high-tech design company specializing in the development of new power semiconductor devices. Its core business includes: coolmos, SiC and other chip products and technology development. The technical team is based on the technical experts of the Chinese Academy of Sciences and the introduction of outstanding overseas technical elites. The core members of the team have more than 6 years of product development experience, and realize the whole chain from chip design, manufacturing process, packaging and testing, reliability and application. The company has a professional marketing and operation management team. It is very familiar with the technology, industry and market in this direction and has good operational capabilities. The technical and management teams have gone through the process from technology development to sample to product to mass production to complete marketization. .

PhotonIC Technologies

Series B in 2017
PhotonIC Technologies is an optoelectronic integrated circuit chips provider. PhotonIC Technologies focus on designing, developing, and commercializing high-speed/low-power optoelectronic integrated chips for data center, 5G transmission, 3D ToF smart sensing and other fields.

ColorChip

Venture Round in 2013
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

ColorChip

Venture Round in 2013
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.
Advanced Micro-Fabrication Equipment Inc. (中微半导体设备(上海)有限公司) is a Chinese global microfabrication equipment company serving customers in the semiconductor industry and relevant high-tech sectors. The company is a specialized supplier of key equipment for the production and development of micron-sized and nanoscale VLSI for the semiconductor industry in China and Asia. The company is focused on chemical vapor deposition and plasma etching products.

Silicon Mitus

Series B in 2009
Silicon Mitus, Inc. develops semiconductor chips for laptop LCDs, monitors, cell phones, and LED related products. The company was founded in 2007 and is headquartered in Seongnam, South Korea.
Advanced Micro-Fabrication Equipment Inc. (中微半导体设备(上海)有限公司) is a Chinese global microfabrication equipment company serving customers in the semiconductor industry and relevant high-tech sectors. The company is a specialized supplier of key equipment for the production and development of micron-sized and nanoscale VLSI for the semiconductor industry in China and Asia. The company is focused on chemical vapor deposition and plasma etching products.

3Peak

Pre Seed Round in 2008
3Peak is a fabless semiconductor company that focuses on high speed, ultra-precision, low-power, low-noise analog IC products and systems. Funded by venture capital firms from Si Valley and China, our products cover industrial applications, medical equipment, automotive electronics, communication system, information security and many other application fields.

Photop Technologies

Venture Round in 2007
Photop Technologies, Inc. designs, integrates, and manufactures photonics. Its products include devices and modules for fiber optic communication; diode laser pumped, diode laser pumped green, and diode laser pumped infrared lasers; instrumental, telecom, and laser optics; and laser, nonlinear optical, and compound semiconductor crystals. The company also offers optics components for optics instrument, telecom, and laser industries; and photonics manufacturing services, including the foundry of optical components and module assembly, active and passive component integration, contract manufacturing, and product outsourcing services. It has locations in Sunnyvale and Chatsworth, California; Traunstein, Germany; Gyeonggi-Do, Korea; and Shanghai, China. The company was founded in 2003 and is based in Fuzhou, China with an additional office in Sunnyvale, California.

Aquest Systems

Series B in 2007
Aquest Systems Corporation provides automation equipment for the semiconductor manufacturing industry. It offers No-Wait-Manufacturing, which improves fab productivity by reducing fab cycle-time and improving equipment utilization, as well as increasing flexibility of fab layout and expansion in an IC fab; No-Wait-Productivity Improvement that optimizes material movement in an existing fab by eliminating or minimizing bottlenecks; and FabEX Transporter, which creates FOUP transportation. Aquest Systems Corporation was founded in 2004 and is based in Sunnyvale, California. It has operations and locations in Sunnyvale, California; Tokyo, Japan; Taichung, Taiwan; Bangalore, India; and Singapore, Singapore.

ColorChip

Series C in 2007
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.
Advanced Micro-Fabrication Equipment Inc. (中微半导体设备(上海)有限公司) is a Chinese global microfabrication equipment company serving customers in the semiconductor industry and relevant high-tech sectors. The company is a specialized supplier of key equipment for the production and development of micron-sized and nanoscale VLSI for the semiconductor industry in China and Asia. The company is focused on chemical vapor deposition and plasma etching products.

ColorChip

Series B in 2006
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

ColorChip

Series A in 2004
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

SMIC

Series C in 2003
Semiconductor Manufacturing International Corporation (SMIC) is a semiconductor foundry providing integrated circuit (IC) foundry and technology services at 0.35-micron to 40-nanometer. SMIC develops one-stop turnkey services to meet its customers’ needs. In addition to IC manufacturing, SMIC offers a full range of services that includes design services, mask manufacturing, and testing. SMIC provides integrated circuit (IC) foundry and technology services on process nodes from 0.35 micron to 28 nanometer. Headquartered in Shanghai, China, SMIC has an international manufacturing and service base. In China, SMIC has a 300mm wafer fabrication facility (fab) and a 200mm mega-fab in Shanghai; a 300mm mega-fab and a majority-owned 300mm fab for advanced nodes in Beijing; 200mm fabs in Tianjin and Shenzhen; and a majority-owned joint-venture 300mm bumping facility in Jiangyin; additionally, in Italy SMIC has a majority-owned 200mm fab. Headquartered in Shanghai, China, SMIC has a 300mm wafer fabrication facility (fab) and a 200mm mega-fab in Shanghai, a 300mm mega-fab in Beijing, a 200mm fab in Tianjin, and a 200mm fab project under development in Shenzhen. SMIC also has customer service and marketing offices in the U.S., Europe, Japan, and Taiwan, and a representative office in Hong Kong. SMIC competes with Taiwan Semiconductor Manufacturing Company, Ltd., United Microelectronics Corporation, GlobalFoundries, Fujitsu Limited, Samsung Electronics Co., Ltd., and Toshiba Corporation.

Nova Crystals

Series D in 2002
Nova Crystals develops and manufactures fiber-optic data/telecommunications components based on their proprietary process and wafer technologies, as well as high efficiency LEDs for display and illumination applications.
Virtual Silicon Technology is a provider of SIP solutions to manufacturers and designers of system-on-chip semiconductors.

ColorChip

Seed Round in 2001
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.
Virtual Silicon Technology is a provider of SIP solutions to manufacturers and designers of system-on-chip semiconductors.

Nova Crystals

Series C in 2000
Nova Crystals develops and manufactures fiber-optic data/telecommunications components based on their proprietary process and wafer technologies, as well as high efficiency LEDs for display and illumination applications.
Virtual Silicon Technology is a provider of SIP solutions to manufacturers and designers of system-on-chip semiconductors.