SOSV

SOSV, established in 1995 and headquartered in Princeton, New Jersey, is a global venture capital firm specializing in early-stage investments. It focuses on deep tech innovations in the health and environmental sectors, supporting founders with breakthrough technologies through its HAX and IndieBio startup development programs. SOSV provides resources, facilities, and lab equipment to accelerate product development and scale, with a track record of helping its portfolio companies secure subsequent funding rounds led by top-tier investors.

Hugh Bowen

Associate

Weichang Ge

Analyst

Bradford Higgins

Venture Partner

Katie Hoffman

General Partner

Mohan Iyer

General Partner

Benjamin Joffe

Partner

Ji Ke

Partner

Stephen McCann

CFO and General Partner

Carthach McCarthy

CFO

Paul Monaghan

Principal

Brian Murphy

Finance Director

Eric Ramsay

Analyst

Sabriya Stukes Ph.D

Partner

Past deals in Developer Tools

Particle

Series C in 2025
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Onetab

Seed Round in 2025
Onetab is a unified tab designed to increase developers productivity.

Particle

Convertible Note in 2024
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Particle

Series C in 2023
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Particle

Series C in 2022
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Kotal

Seed Round in 2022
Kotal is a developer of cloud-native deployment tools focused on managing the lifecycle of blockchain infrastructure. Founded in 2020 and based in Middletown, Delaware, the company offers a platform that facilitates the deployment of self-managing and self-healing blockchain systems for clients. Its platform includes a range of features such as open-source tools, protocol agnosticism, key management, and multi-client support. These features enable clients to effectively oversee all aspects of blockchain infrastructure, from deployment and integration to security, logging, and monitoring.

Particle

Series C in 2021
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Buildpan

Convertible Note in 2021
Buildpan is a developer of an automation testing platform that focuses on application development and testing. Founded in 2019 by Sonal Dandotia, Vaibhav Tiwari, and Virendra Chouhan, with Anthony Wentzel serving as co-founder and Chief Technology Officer, Buildpan offers an AI-driven SaaS solution. The platform leverages artificial intelligence and machine learning to identify errors, crashes, bugs, and device compatibility issues, providing developers with instant feedback. This functionality is designed to facilitate the continuous integration of changes, enabling both freelance application developers and enterprise clients to efficiently test, integrate, and deploy applications on various app stores.

Rocketship

Seed Round in 2020
Rocketship is a developer of an accelerator education program that focuses on delivering curriculum and mentorship while fostering community engagement. The company provides a platform designed to help coaches set goals, assign tasks, manage events, and track progress or obstacles. This comprehensive system enables coaches to effectively match startups with mentors and investors, ultimately aiming to transform lives through targeted guidance and support.

codejudge

Seed Round in 2020
Codejudge operates a code simulation platform aimed at enhancing the efficiency of developer recruitment for companies. By automating the tech interview process, the platform utilizes real-world tech projects to assess candidates' skills. This approach allows organizations to gather data on functional abilities and code quality, facilitating the identification of talent that aligns with their specific needs. Codejudge addresses the limitations of traditional recruiting methods, which often focus solely on fundamental programming concepts, by incorporating higher-level skills such as design principles, architecture, and maintainability. As a result, the platform helps companies build their tech teams more effectively while minimizing the risk of hiring mismatches.

Buildpan

Seed Round in 2020
Buildpan is a developer of an automation testing platform that focuses on application development and testing. Founded in 2019 by Sonal Dandotia, Vaibhav Tiwari, and Virendra Chouhan, with Anthony Wentzel serving as co-founder and Chief Technology Officer, Buildpan offers an AI-driven SaaS solution. The platform leverages artificial intelligence and machine learning to identify errors, crashes, bugs, and device compatibility issues, providing developers with instant feedback. This functionality is designed to facilitate the continuous integration of changes, enabling both freelance application developers and enterprise clients to efficiently test, integrate, and deploy applications on various app stores.

Particle

Series C in 2019
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

ChefCharger

Seed Round in 2018
ChefCharger Inc. is a Boston-based company that specializes in the development, manufacturing, and sale of integrated charging devices tailored for the hospitality industry, specifically restaurants, bars, and cafes. Founded in 2016, ChefCharger offers a range of multifunctional products that combine charging capabilities with traditional tabletop decor items such as candleholders, drink coasters, and customizable vases. These devices not only enable patrons to charge their mobile phones but are also connected to a cloud platform that allows for the display of targeted video advertisements. ChefCharger has evolved from a startup into a mature company, focusing on innovative wireless power and solar energy solutions, while also providing custom engineering at mass production levels.

M5Stack

Seed Round in 2018
M5Stack is a developer and operator of open-source modular toolkits aimed at facilitating rapid product development, particularly in the Internet of Things (IoT) sector. The company provides a platform that allows users to construct microcontroller computers using stackable modules. This design not only simplifies the process of learning about programmable modules but also enables users to create customized solutions efficiently. M5Stack's focus on modularity and accessibility makes it a valuable resource for both professionals and hobbyists in the tech community.

M5Stack

Convertible Note in 2016
M5Stack is a developer and operator of open-source modular toolkits aimed at facilitating rapid product development, particularly in the Internet of Things (IoT) sector. The company provides a platform that allows users to construct microcontroller computers using stackable modules. This design not only simplifies the process of learning about programmable modules but also enables users to create customized solutions efficiently. M5Stack's focus on modularity and accessibility makes it a valuable resource for both professionals and hobbyists in the tech community.

Particle

Series A in 2016
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

M5Stack

Seed Round in 2016
M5Stack is a developer and operator of open-source modular toolkits aimed at facilitating rapid product development, particularly in the Internet of Things (IoT) sector. The company provides a platform that allows users to construct microcontroller computers using stackable modules. This design not only simplifies the process of learning about programmable modules but also enables users to create customized solutions efficiently. M5Stack's focus on modularity and accessibility makes it a valuable resource for both professionals and hobbyists in the tech community.

Particle

Seed Round in 2014
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Splitforce

Seed Round in 2014
Splitforce, Inc. is a developer of mobile testing applications that specializes in A/B testing for mobile applications and games. Founded in 2013 and headquartered in New York, the company offers tools that allow users to test different versions of their applications seamlessly across platforms such as iOS, Android, and Unity. As of March 31, 2015, Splitforce operates as a subsidiary of Char Software, Inc.

Splitforce

Pre Seed Round in 2013
Splitforce, Inc. is a developer of mobile testing applications that specializes in A/B testing for mobile applications and games. Founded in 2013 and headquartered in New York, the company offers tools that allow users to test different versions of their applications seamlessly across platforms such as iOS, Android, and Unity. As of March 31, 2015, Splitforce operates as a subsidiary of Char Software, Inc.

Particle

Seed Round in 2013
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.

Particle

Pre Seed Round in 2013
Particle provides hardware and software tools to help users prototype, scale, and manage IoT products. Particle is an IoT device platform that enables businesses to easily add the power of connectivity to any product. From hardware to connectivity to device management and cloud, Particle provides developers with tools to prototype IoT solutions quickly as well as a reliable and secure platform for enterprises to scale. Over 150,000 product builders in more than 170 countries and half of the Fortune 500 have deployed connected IoT devices powered by Particle. Listed as one of Fast Company’s Most Innovative Companies of 2015 and named as a major player to watch in the IoT Landscape in IDC Marketscape’s 2018 Vendor Assessment, Particle’s customers include NASA, SpaceX, consumer hot tub manufacturer Jacuzzi, and coffee-brewing pioneer Keurig. Venture backed by Root Ventures, Spark Capital, and Qualcomm Ventures. Particle is based in San Francisco, CA and Shenzhen, China. Particle was founded on 2012.
Spot something off? Help us improve by flagging any incorrect or outdated information. Just email us at support@teaserclub.com. Your feedback is most welcome.