Walden International

Walden International is a venture capital firm with a cross-border investment approach that leverages global markets and talent to grow technology companies. Founded in 1987 and headquartered in San Francisco, the firm maintains a global footprint including an office in Shanghai. It provides capital, relationships, and operating expertise to entrepreneurs, focusing on early and expansion-stage opportunities. The firm invests across information technology, Internet and digital media, software, semiconductors, and clean tech, and has backed companies in sectors such as AI, IoT, and SaaS. Its approach combines venture experience with hands-on operating know-how to help portfolio companies scale, often partnering with teams to access global markets and talent beyond geographic constraints. This cross-border orientation shapes its investments in regions including Asia, the United States, and other global markets.

Carson Chen

Venture Partner

Mary Coleman

Managing Director

Cliff Higgerson

Venture Partner

Andrew Kau

Partner

Hock Voon Loo

Venture Partner

Past deals in Internet of Things

PhotonIC Technologies

Series C in 2022
PhotonIC Technologies is a Shanghai-based company specializing in the development of integrated optoelectronic chips designed for advanced optical networking and Internet of Things (IoT) sensing applications. The firm focuses on creating high-speed, low-power optoelectronic integrated circuits that cater to various sectors, including data centers, 5G transmission, and 3D Time-of-Flight (ToF) smart sensing systems. By leveraging proprietary CMOS technology for chip design and manufacturing, PhotonIC Technologies aims to deliver competitive solutions in terms of performance, energy efficiency, and cost-effectiveness. The company collaborates with research entities and industrial partners to enhance its product offerings and drive innovation in the field of optoelectronics.

Starshine Semiconductor

Venture Round in 2022
Starshine Semiconductor is a developer of RF front-end filters and modules. SAW, TC-SAW, and BAW filters, duplexers, and quadplexer are among Starshine Semiconductor's products. Starshine Semiconductor specializes in mid- to high-end products for markets such as 5G communications and IoT.

Starshine Semiconductor

Series A in 2022
Starshine Semiconductor is a developer of RF front-end filters and modules. SAW, TC-SAW, and BAW filters, duplexers, and quadplexer are among Starshine Semiconductor's products. Starshine Semiconductor specializes in mid- to high-end products for markets such as 5G communications and IoT.

CYGNUSEMI

Series A in 2022
Cygnus Semi is a semiconductor chip technology company that specializes in developing solutions for 5G Internet-of-Things (IoT) applications. The company focuses on creating advanced connectivity capabilities for smart devices and smart cities. Its products are designed to enhance the performance of electronic devices, allowing manufacturers to integrate high-quality chip technology into their smart products. Through its innovations, Cygnus Semi aims to support the growing demand for enhanced connectivity in various sectors.

Shanghai High-Flying Electronics Technology

Series B in 2022
Shanghai High-Flying Electronics Technology specializes in wireless communication, encompassing everything from the system chip, IOT module, IOT device, application software, enterprise cloud service, and APP terminal application of all independent technology platforms. Shanghai High-Flying Electronics Technology helps in the transformation of enterprises and IoT products.

Trifo

Series C in 2021
Trifo is a technology company that specializes in designing and manufacturing AI-powered home robots to enhance everyday living. Established in 2016 and headquartered in Santa Clara, California, with additional offices in Shenzhen and Beijing, Trifo develops integrated hardware and software systems equipped with advanced sensing, perception, and decision-making capabilities. Its robots are capable of autonomously organizing and interacting with home environments by understanding physical, geometric, and semantic elements. Additionally, Trifo provides a Software Development Kit (SDK), allowing users to integrate its products into personal projects. The company's innovative solutions aim to improve household efficiency and ease, continually adapting through advanced artificial intelligence technologies.

YEESTOR

Series B in 2020
YEESTOR Microelectronics Co., Ltd specializes in the development and sale of memory control chips, focusing primarily on storage controllers. Established in 2007 and headquartered in Shenzhen, China, the company provides a range of products including PCIe SSD controllers, SATA SSD controllers, UFS controllers, eMMC controllers, USB controllers, and security storage controllers. These products are used across various applications, such as data centers, servers, personal computers, smartphones, tablets, smart homes, and the Internet of Things. YEESTOR serves clients that include storage IC companies and module manufacturers, offering technical support and customized solutions to enhance design efficiency and reliability. The company emerged from the merger of SiliconGo Microelectronics and Auspitek and has achieved significant milestones, including cumulative shipments exceeding 700 million units, positioning itself as a leading global supplier in the flash memory controller market.

QST Corporation

Series B in 2020
QST Corporation, founded in September 2012 and headquartered in Shanghai, China, specializes in the development and manufacturing of micro-electromechanical system (MEMS) smart sensors. The company focuses on designing high-quality sensor solutions for mobile consumer electronic devices, including smartphones, tablets, wearables, and augmented/virtual reality headsets. Its product offerings include 3-axis magnetic sensors, accelerometers, gyroscopes, barometers, pressure sensors, and light sensors, as well as combined inertial sensors. QST Corporation aims to customize intelligent applications and services for its clients, leveraging the domestic industrial support system in China to achieve rapid growth. The company is positioned to serve various sectors, including IoT applications, smart homes, and drones, contributing to the advancement of intelligent mobile terminals.

Ingeek

Series A in 2020
Shanghai InGeek Cyber Security Co., Ltd., founded in 2002 and headquartered in Shanghai, China, specializes in providing comprehensive services in information, network, and system security. As a subsidiary of Shanghai Yinji Information Technology Co., Ltd., InGeek focuses on promoting Internet of Things security and delivering industry-specific solutions for the communications, financial, and automotive sectors. The company offers a range of services including consulting, implementation, operation, maintenance, and software development, aimed at enhancing network information security. InGeek is committed to advancing the safety and practicality of smart, connected vehicles, thereby contributing to a more secure digital landscape.

Atmosic Technologies

Series B in 2019
Atmosic Technologies is a fabless semiconductor company that designs ultra-low power wireless technologies to dramatically extend battery life or enable battery-free IoT devices by harvesting ambient energy such as light, radio frequency, thermal, and kinetic sources. Its solutions power devices in wearables, remotes, beacons, sensors, and asset trackers, helping designers and manufacturers reduce maintenance costs for connected IoT deployments across personal, home, auto, healthcare, industrial, and enterprise settings. The ATM2, ATM3, ATM33, and ATM34 series support multiple IoT applications. The company was founded in 2016 and is based in Campbell, California.

Trifo

Series A in 2018
Trifo is a technology company that specializes in designing and manufacturing AI-powered home robots to enhance everyday living. Established in 2016 and headquartered in Santa Clara, California, with additional offices in Shenzhen and Beijing, Trifo develops integrated hardware and software systems equipped with advanced sensing, perception, and decision-making capabilities. Its robots are capable of autonomously organizing and interacting with home environments by understanding physical, geometric, and semantic elements. Additionally, Trifo provides a Software Development Kit (SDK), allowing users to integrate its products into personal projects. The company's innovative solutions aim to improve household efficiency and ease, continually adapting through advanced artificial intelligence technologies.

YEESTOR

Series A in 2018
YEESTOR Microelectronics Co., Ltd specializes in the development and sale of memory control chips, focusing primarily on storage controllers. Established in 2007 and headquartered in Shenzhen, China, the company provides a range of products including PCIe SSD controllers, SATA SSD controllers, UFS controllers, eMMC controllers, USB controllers, and security storage controllers. These products are used across various applications, such as data centers, servers, personal computers, smartphones, tablets, smart homes, and the Internet of Things. YEESTOR serves clients that include storage IC companies and module manufacturers, offering technical support and customized solutions to enhance design efficiency and reliability. The company emerged from the merger of SiliconGo Microelectronics and Auspitek and has achieved significant milestones, including cumulative shipments exceeding 700 million units, positioning itself as a leading global supplier in the flash memory controller market.

Eta Compute

Series A in 2018
Eta Compute, Inc. is a technology company established in 2015 and headquartered in Thousand Oaks, California. The company specializes in developing energy-efficient edge vision sensors that are battery-operated and designed for easy deployment. These AI-powered vision sensors enable enterprises to monitor resources effectively, enhancing health, safety, and energy efficiency. By providing innovative solutions across multiple business segments, Eta Compute aims to improve productivity and sustainability, contributing to a safer and more efficient world.

Huaqin Communication Technology

Series A in 2017
Huaqin specializes in the design, development, and production of smartphones, tablets, notebooks, servers, and IoT products. As a global leader in ODM services, Huaqin partners with Google to ensure secure Android devices for customers worldwide.

GumpCome

Series B in 2017
GumpCome is a company specializing in the research, development, and operation of smart vending machines that leverage artificial intelligence and big data applications. The company integrates advanced technologies such as cameras, multi-touch interfaces, and voice interaction to create engaging human-machine interactions. GumpCome also offers a cloud-based management platform that supports its smart retail solutions, allowing enterprises to access accurate product information and detailed sales data. Additionally, the GumpCome Mini Shop incorporates rich media properties, enhancing its capabilities for advertising and retail. The company has demonstrated significant profitability for its various partners through its innovative approach and technological advancements.

LifeSmart

Series B in 2017
LifeSmart, Inc. is a company based in Hangzhou, China, founded in 2011, that specializes in the design and manufacture of motion-based home appliances. It offers a comprehensive range of smart home products and solutions that integrate advanced Internet of Things (IoT) technologies and cloud services. LifeSmart's product lineup includes home security cameras, smart lighting, and heating systems, which enable users to control their appliances through mobile applications, creating a safe and comfortable living environment. With a commitment to enhancing its capabilities and expanding its market presence, LifeSmart has served over 4 million users in more than 100 countries, aiming to improve the quality of everyday life for its customers.

SENASIC

Angel Round in 2017
Founded in 2015, SENASIC specializes in the research, development, manufacture, and supply of high-performance chips and sensors for automotive and industrial IoT applications. Its primary products include tire pressure monitoring sensors (SNP729, SNP705, SNP739), automotive MAP sensors, and wireless temperature sensors for IoT. SENASIC's expertise lies in low-power MCU, high-precision ADC, and RF transmission technologies, ensuring the quality and reliability of its sensor products.

Vision-Zenith

Angel Round in 2017
Vision-Zenith is a company specializing in intelligent visual AIoT solutions, leveraging advanced artificial intelligence and machine learning technologies. It focuses on developing edge computing technology and intelligent hardware products tailored for smart city applications. Vision-Zenith's offerings include intelligent video and computer vision solutions, supported by its proprietary intelligent perception algorithm that utilizes deep learning methods. By creating scenario-based edge computing solutions, the company optimizes network transmission, alleviates the burden on central data processing and storage, and enhances performance in various verticals associated with smart cities. With a strong foundation in scientific research, Vision-Zenith is committed to delivering innovative technology research services that meet the evolving needs of its clients.

PhotonIC Technologies

Series B in 2017
PhotonIC Technologies is a Shanghai-based company specializing in the development of integrated optoelectronic chips designed for advanced optical networking and Internet of Things (IoT) sensing applications. The firm focuses on creating high-speed, low-power optoelectronic integrated circuits that cater to various sectors, including data centers, 5G transmission, and 3D Time-of-Flight (ToF) smart sensing systems. By leveraging proprietary CMOS technology for chip design and manufacturing, PhotonIC Technologies aims to deliver competitive solutions in terms of performance, energy efficiency, and cost-effectiveness. The company collaborates with research entities and industrial partners to enhance its product offerings and drive innovation in the field of optoelectronics.

Trifo

Seed Round in 2016
Trifo is a technology company that specializes in designing and manufacturing AI-powered home robots to enhance everyday living. Established in 2016 and headquartered in Santa Clara, California, with additional offices in Shenzhen and Beijing, Trifo develops integrated hardware and software systems equipped with advanced sensing, perception, and decision-making capabilities. Its robots are capable of autonomously organizing and interacting with home environments by understanding physical, geometric, and semantic elements. Additionally, Trifo provides a Software Development Kit (SDK), allowing users to integrate its products into personal projects. The company's innovative solutions aim to improve household efficiency and ease, continually adapting through advanced artificial intelligence technologies.

DFRobot

Series A in 2015
DFRobot is an open-source hardware technology company established in 2008 by Ricky Ye. It specializes in developing products for robotics, intelligent systems, science, and education. The company offers a range of educational kits and modules designed for various platforms including Arduino, micro:bit, Raspberry Pi, and LattePanda, promoting STEM learning among students from preschool to university. DFRobot aims to inspire a new generation of creators by providing hands-on learning experiences through its comprehensive kits, which integrate concepts such as artificial intelligence and the Internet of Things. Over the past six years, DFRobot has delivered over one million open-source modules and has established connections with more than 8,000 educational institutions in over 100 countries, making it a prominent provider within the field of robotics education.

EnVerv

Series C in 2014
EnVerv Inc. is a fabless semiconductor company based in Milpitas, California, with additional offices in San Diego and China. Founded in 2009, the company specializes in developing System on Chip (SoC) solutions that facilitate high-performance communications over low-voltage and medium-voltage power lines. EnVerv's technology is designed for advanced metering infrastructure (AMI) and various power line-based smart control applications, including energy management, smart metering, home automation, and intelligent monitoring systems for lighting and traffic networks. Their products cater to multiple markets, including smart electrical grids, revenue protection smart electricity networks, and grid connectivity solutions for solar power systems and substations. EnVerv was formerly known as Pervasive, Inc. and adopted its current name in January 2011.

GigaDevice

Series E in 2012
Founded in 2005, GigaDevice is a leading Chinese fabless semiconductor company specializing in advanced memory chip design. It offers a wide range of high-speed, low-power NOR Flash and other memory products, serving embedded, consumer electronics, and mobile communications sectors. With over 55% of its workforce dedicated to research and development, the company consistently delivers innovative solutions, including China's first SPI NOR Flash, SPI NAND Flash, and ARM Cortex-M3 microcontroller products.

EnVerv

Series B in 2011
EnVerv Inc. is a fabless semiconductor company based in Milpitas, California, with additional offices in San Diego and China. Founded in 2009, the company specializes in developing System on Chip (SoC) solutions that facilitate high-performance communications over low-voltage and medium-voltage power lines. EnVerv's technology is designed for advanced metering infrastructure (AMI) and various power line-based smart control applications, including energy management, smart metering, home automation, and intelligent monitoring systems for lighting and traffic networks. Their products cater to multiple markets, including smart electrical grids, revenue protection smart electricity networks, and grid connectivity solutions for solar power systems and substations. EnVerv was formerly known as Pervasive, Inc. and adopted its current name in January 2011.

Actelis Networks

Venture Round in 2009
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.

Funambol

Series B in 2008
Funambol is a provider of white-label cloud solutions for mobile operators and other service providers, enabling branded personal and business cloud services that span multi-device data synchronization, storage, and sharing. Its platforms allow telecoms and device manufacturers to offer customized cloud offerings, with features including multi-device sync of contacts, calendars, photos, videos, and files, and integration with existing infrastructure APIs. The company's product family includes personal cloud services such as OneMediaHub, which stores user content in the cloud, OneBizHub for SMB file syncing and sharing, OneSafetyHub for location tracking and emergency alerts, as well as OneSIMHub for SIM-based cloud services and upgrade paths to smartphones. Funambol is based in Foster City, California, and began as Sync4j before adopting its current name in 2003. The company focuses on enabling operators and OEMs to deliver branded, accessible cloud experiences that improve data accessibility and user engagement across devices.

Actelis Networks

Series E in 2007
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.

Ambarella

Series C in 2006
Ambarella develops semiconductor solutions for high-definition video processing, enabling applications such as wearable cameras, automotive cameras, drones, virtual reality cameras, and security systems. It serves original design manufacturers and original equipment manufacturers worldwide.

Centrality Communications

Series D in 2005
Centrality Communications, a fabless semiconductor company, specializes in platform solutions for the navigation infotainment market. It develops GPS navigation processors, focusing on cost-efficient, high-performance navigation and multimedia functionality. Centrality's product portfolio includes Atlas-I (entry-level platform), Atlas-II (for GPS navigation systems), and ATLAS-H (for handheld devices). These processors are used in various applications such as GPS handhelds, smartphones, PDAs, and automotive navigation systems.

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.

Ambarella

Series B in 2004
Ambarella develops semiconductor solutions for high-definition video processing, enabling applications such as wearable cameras, automotive cameras, drones, virtual reality cameras, and security systems. It serves original design manufacturers and original equipment manufacturers worldwide.

Ikanos

Series E in 2004
Ikanos Communications designs, develops, markets, and sells semiconductors and integrated firmware products for connected home networks worldwide. Its offerings include DSL processors, gateway processors, and multi-mode communications processors supporting various network topologies like Ethernet, PON, DSL, and LTE. Serving network equipment manufacturers, original design manufacturers, and other clients through direct sales and distributors, Ikanos operates as a subsidiary of Qualcomm Atheros since 2015, headquartered in Fremont, California.

Ubicom

Series B in 2004
Ubicom is a privately held company based in Sunnyvale, California, specializing in the development of communications and media processor (CMP) and software platforms. The company focuses on addressing the specific needs of real-time interactive applications and multimedia content delivery within the digital home environment. Ubicom offers optimized system-level solutions tailored for original equipment manufacturers (OEMs) across a diverse range of products, including wireless routers, access points, VoIP gateways, and streaming media devices. Their innovative multithreaded processor design and real-time operating system, combined with application-level solutions, aim to deliver a high-quality user experience characterized by exceptional ease of use.

Ambarella

Series A in 2004
Ambarella develops semiconductor solutions for high-definition video processing, enabling applications such as wearable cameras, automotive cameras, drones, virtual reality cameras, and security systems. It serves original design manufacturers and original equipment manufacturers worldwide.

Semiconductor Manufacturing International Corporation

Series C in 2003
Semiconductor Manufacturing International Corporation is a leading semiconductor foundry headquartered in Shanghai. It provides integrated IC manufacturing and a full range of services, including design services, mask manufacturing, wafer fabrication, testing, packaging, and final assembly, as well as the sale of self-manufactured ICs. The company operates multiple fabs in Shanghai, Beijing, Tianjin, Shenzhen, Jiangyin, and an additional facility in Italy, and maintains offices and service networks in the United States, Europe, Japan, Taiwan, and Hong Kong. Its process technology spans from 0.35 micron to 28 nanometer, and it offers turnkey services to meet customer needs for integrated device manufacturers, fabless IC companies, and system companies. SMIC is the largest Chinese foundry and ranks among the top global foundries, competing with industry leaders such as TSMC and Samsung.

Ikanos

Series C in 2001
Ikanos Communications designs, develops, markets, and sells semiconductors and integrated firmware products for connected home networks worldwide. Its offerings include DSL processors, gateway processors, and multi-mode communications processors supporting various network topologies like Ethernet, PON, DSL, and LTE. Serving network equipment manufacturers, original design manufacturers, and other clients through direct sales and distributors, Ikanos operates as a subsidiary of Qualcomm Atheros since 2015, headquartered in Fremont, California.

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.

Ubicom

Venture Round in 2000
Ubicom is a privately held company based in Sunnyvale, California, specializing in the development of communications and media processor (CMP) and software platforms. The company focuses on addressing the specific needs of real-time interactive applications and multimedia content delivery within the digital home environment. Ubicom offers optimized system-level solutions tailored for original equipment manufacturers (OEMs) across a diverse range of products, including wireless routers, access points, VoIP gateways, and streaming media devices. Their innovative multithreaded processor design and real-time operating system, combined with application-level solutions, aim to deliver a high-quality user experience characterized by exceptional ease of use.

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.

Ubicom

Series B in 1999
Ubicom is a privately held company based in Sunnyvale, California, specializing in the development of communications and media processor (CMP) and software platforms. The company focuses on addressing the specific needs of real-time interactive applications and multimedia content delivery within the digital home environment. Ubicom offers optimized system-level solutions tailored for original equipment manufacturers (OEMs) across a diverse range of products, including wireless routers, access points, VoIP gateways, and streaming media devices. Their innovative multithreaded processor design and real-time operating system, combined with application-level solutions, aim to deliver a high-quality user experience characterized by exceptional ease of use.
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