Matrix Partners, established in 1977, is a prominent venture capital firm headquartered in San Francisco, California. The firm focuses on early-stage and early-growth investments, partnering with entrepreneurs to build significant, industry-leading companies. With a global perspective and local expertise, Matrix combines the insights of former entrepreneurs and experienced investors to guide its portfolio companies. The firm has a proven track record, having invested in over 500 companies, with 50 going public and 75 achieving profitable M&A exits. Notable investments include Baidu, Apple, and Oculus. Matrix invests across various sectors, including applied AI, B2B SaaS, digital health, and sustainable-defined hardware.
2601, Taikang Financial Tower, No.38, East 3rd Ring Road North, Chaoyang District, Beijing 100026, China
101 Main St. 17th Floor Cambridge, MA 02142
535 Mission St. Suite 2600 San Francisco, CA 94105
260 Homer Ave, Suite 201 Palo Alto, CA 94301
Ben Altshuler
Partner
Timothy Barrows
General Partner
Diana Kimball Berlin
Partner
Phyllis Doherty
Administrative Partner
Paul Ferri
Co-Founder
Wan Haoji
Partner
Kun Qian
Managing Director
Stan Reiss
General Partner
Brian Ru
Venture Partner
Bo Shao
Founding Managing Partner
Paul Sherer
Venture Partner
David Skok
General Partner
David Su
Founding Managing Partner
Ilya Sukhar
Partner
Sun Linghao
Managing Partner
Tong Ti
Vice President
Kevin Xiong
Partner
Eric YU
Director
Past deals in Open Source
Speckle
Series A in 2024
Speckle is a collaborative data hub that connects various tools within the Architecture, Engineering, and Construction (AEC) sectors, aiming to enhance global project delivery. The company offers an open-source digital infrastructure that facilitates automation in design, engineering, and construction processes. Its cloud-based platform provides a set of connectors that allow users to curate design data and access multiple data streams for advanced querying. This infrastructure addresses interoperability challenges between different software systems and supports real-time collaboration, data management, versioning, and automation. By enabling clients to coordinate effectively and gather insights on project data, Speckle seeks to streamline workflows in a traditionally fragmented industry.
vesoft
Series A in 2022
VEsoft Inc. is a technology company based in Hangzhou, China, with an additional office in Beijing, focused on developing an open-source and distributed graph database solution known as NebulaGraph. Founded in 2018, VEsoft aims to assist businesses in extracting valuable insights from large and interconnected datasets. NebulaGraph features an advanced architecture that supports high throughput and low latency, making it suitable for various applications in social networking, payments, and finance. The company's offerings enable organizations to efficiently store, calculate, and visualize data through a structure of vertices (nodes) and edges, facilitating scalability in data management.
Logseq
Seed Round in 2022
Logseq is an open-source knowledge management tool that facilitates the organization and sharing of information through local plain-text Markdown and Org-mode files. It allows users to write, manage tasks, and maintain to-do lists without the risk of data lock-in or reliance on proprietary formats. With the ability to edit files collaboratively using any compatible tool, Logseq promotes flexibility and accessibility. Additionally, it features a query system that aids users in extracting insights and customizing their workflows, making it suitable for both individual and organizational task management.
Speckle
Seed Round in 2022
Speckle is a collaborative data hub that connects various tools within the Architecture, Engineering, and Construction (AEC) sectors, aiming to enhance global project delivery. The company offers an open-source digital infrastructure that facilitates automation in design, engineering, and construction processes. Its cloud-based platform provides a set of connectors that allow users to curate design data and access multiple data streams for advanced querying. This infrastructure addresses interoperability challenges between different software systems and supports real-time collaboration, data management, versioning, and automation. By enabling clients to coordinate effectively and gather insights on project data, Speckle seeks to streamline workflows in a traditionally fragmented industry.
Bytebase Technology
Seed Round in 2021
Bytebase is an open-source platform that focuses on database CI/CD and DevOps, catering to the needs of developers and database administrators (DBAs). The company offers tools designed to facilitate database schema changes and version control, addressing collaboration challenges between research and development engineers and DBAs. By streamlining the process of altering database structures, Bytebase enhances collaboration efficiency, making it easier for teams to manage and deploy changes across various database types, including OLTP, OLAP, and NoSQL databases.
Apollo GraphQL
Series D in 2021
Apollo GraphQL helps developers help the world by providing a better API platform across teams. Apollo’s open-source software is downloaded 25M times per month and its commercial GraphQL technologies power the most innovative brands today. Teams at Netflix, Snap, and the New York Times ship personalized, omnichannel experiences faster with a supergraph – a self-service GraphQL platform that spans any number of backend services. Serving over 5T requests in 2023, the Apollo GraphOS platform simplifies API development with workflows and infrastructure to build, test, and ship supergraphs at any scale. Based in San Francisco, Apollo is backed by Insight Partners, Andreessen Horowitz, Matrix Partners, and Trinity Ventures. Learn more at: https://www.apollographql.com.
API7.ai
Series A in 2021
API7.ai is an open-source infrastructure company that empowers API management and analysis. It provides a wide range of products and solutions for microservices and real-time traffic processing, such as API Gateway, Kubernetes Ingress Controller and Service Mesh. API7.ai is committed to helping businesses drive digital transformation, enabling businesses to manage and visualize enterprise-critical traffic, to accelerate business decisions through big data and artificial intelligence. APISIX, a top-level project donated by API7.ai to the Apache Software Foundation, is the next generation of cloud-native API gateways that provide rich traffic management functions such as load balancing, dynamic upstream, canary release, circuit breaking, authentication and authorization, and observability. Built on Apache APISIX, the enterprise-level product API7 provides more advanced capabilities to meet the core requirements of enterprise users: multi-cluster, multi-tenant, permission configuration, version management, auditing, statistical reports, etc. APISIX and API7 are widely used by 100+ companies across the internet, financial, blockchain, manufacturing, retail and IoT industries. API7.ai has attracted global talents from 5 countries and 18 cities, many of whom are Apache Software Foundation members, OpenResty / Nginx core maintainers, Kubernetes members and industry experts in cloud infrastructure and security. The company is currently in Series A+ backed by Matrix Partners, Shunwei Capital, ZhenFund and ZhenCheng Capital.
PingCAP
Series D in 2020
PingCAP, Inc. is a Beijing-based company founded in 2015 that specializes in developing TiDB, an open-source distributed Hybrid Transactional/Analytical Processing (HTAP) database. TiDB is designed to function as a comprehensive solution for online transactions and analytical processes, offering features such as MySQL compatibility, infinite horizontal scalability, strong consistency, and high availability. The database supports both Online Transactional Processing (OLTP) and Online Analytical Processing (OLAP), making it suitable for a wide range of applications. By focusing on cloud-native capabilities, PingCAP aims to provide users with a stable and efficient database management solution that meets modern data processing needs.
vesoft
Series A in 2020
VEsoft Inc. is a technology company based in Hangzhou, China, with an additional office in Beijing, focused on developing an open-source and distributed graph database solution known as NebulaGraph. Founded in 2018, VEsoft aims to assist businesses in extracting valuable insights from large and interconnected datasets. NebulaGraph features an advanced architecture that supports high throughput and low latency, making it suitable for various applications in social networking, payments, and finance. The company's offerings enable organizations to efficiently store, calculate, and visualize data through a structure of vertices (nodes) and edges, facilitating scalability in data management.
CaiCloud
Series B in 2019
Caicloud is a private company based in Hangzhou, China, specializing in cloud computing and artificial intelligence. Founded in July 2015, Caicloud has developed a Kubernetes-based Cluster-as-a-Service (CaaS) platform, enhancing its offerings with features such as security management, DevOps capabilities, and application orchestration. The latest iteration, CaaS 2.0, integrates with public clouds in China and supports on-premise infrastructures, serving numerous Fortune 500 companies. Additionally, Caicloud introduced TensorFlow-as-a-Service (TaaS), which operates on its CaaS, providing a comprehensive "Cloud + AI" solution that includes automatic anomaly detection and data-driven troubleshooting. The company also contributes to the open-source community by maintaining Kubernetes projects and has released tools like Cyclone, a Kubernetes-native CI/CD project, further demonstrating its commitment to advancing cloud computing technologies.
Apollo GraphQL
Series C in 2019
Apollo GraphQL helps developers help the world by providing a better API platform across teams. Apollo’s open-source software is downloaded 25M times per month and its commercial GraphQL technologies power the most innovative brands today. Teams at Netflix, Snap, and the New York Times ship personalized, omnichannel experiences faster with a supergraph – a self-service GraphQL platform that spans any number of backend services. Serving over 5T requests in 2023, the Apollo GraphOS platform simplifies API development with workflows and infrastructure to build, test, and ship supergraphs at any scale. Based in San Francisco, Apollo is backed by Insight Partners, Andreessen Horowitz, Matrix Partners, and Trinity Ventures. Learn more at: https://www.apollographql.com.
PingCAP
Series C in 2018
PingCAP, Inc. is a Beijing-based company founded in 2015 that specializes in developing TiDB, an open-source distributed Hybrid Transactional/Analytical Processing (HTAP) database. TiDB is designed to function as a comprehensive solution for online transactions and analytical processes, offering features such as MySQL compatibility, infinite horizontal scalability, strong consistency, and high availability. The database supports both Online Transactional Processing (OLTP) and Online Analytical Processing (OLAP), making it suitable for a wide range of applications. By focusing on cloud-native capabilities, PingCAP aims to provide users with a stable and efficient database management solution that meets modern data processing needs.
Nervos
Series A in 2018
Nervos Network is a blockchain technology company established in 2018 and headquartered in Hangzhou, China. It offers a hybrid solution that integrates a public blockchain with an application chain, enabling enterprises to build and deploy decentralized applications without needing to fully commit their technology stack to the blockchain. The Nervos CKB (Common Knowledge Base) serves as its layer 1, proof-of-work public blockchain protocol, which allows for the secure storage of various crypto-assets while supporting smart contracts and layer 2 scaling solutions. The platform's unique design emphasizes security, immutability, and decentralization, positioning itself as a sustainable multi-asset store of value. It also facilitates the capture of total network value through its native token, CKByte, and a network of interoperable protocols, promoting a robust open ecosystem for developers and enterprises alike.
CloudBees
Series E in 2018
CloudBees, Inc. is a software company that specializes in providing solutions for IT organizations to enhance their software delivery processes. Founded in 2010 and headquartered in Lewes, Delaware, with additional offices globally, CloudBees offers an open-source automation server and several platforms, including the CloudBees CI Jenkins Platform and CloudBees CD platform, which facilitate continuous integration and delivery. The company's offerings also include the Private SaaS Edition for private cloud environments, Jenkins in the Cloud for application lifecycle management, and CloudBees DevOptics for real-time insights into software pipelines. With a focus on compliance, security, and operational efficiency, CloudBees empowers enterprises to optimize their software development lifecycle while enabling developers to maximize their productivity within hybrid environments.
CaiCloud
Series B in 2018
Caicloud is a private company based in Hangzhou, China, specializing in cloud computing and artificial intelligence. Founded in July 2015, Caicloud has developed a Kubernetes-based Cluster-as-a-Service (CaaS) platform, enhancing its offerings with features such as security management, DevOps capabilities, and application orchestration. The latest iteration, CaaS 2.0, integrates with public clouds in China and supports on-premise infrastructures, serving numerous Fortune 500 companies. Additionally, Caicloud introduced TensorFlow-as-a-Service (TaaS), which operates on its CaaS, providing a comprehensive "Cloud + AI" solution that includes automatic anomaly detection and data-driven troubleshooting. The company also contributes to the open-source community by maintaining Kubernetes projects and has released tools like Cyclone, a Kubernetes-native CI/CD project, further demonstrating its commitment to advancing cloud computing technologies.
PingCAP
Series B in 2017
PingCAP, Inc. is a Beijing-based company founded in 2015 that specializes in developing TiDB, an open-source distributed Hybrid Transactional/Analytical Processing (HTAP) database. TiDB is designed to function as a comprehensive solution for online transactions and analytical processes, offering features such as MySQL compatibility, infinite horizontal scalability, strong consistency, and high availability. The database supports both Online Transactional Processing (OLTP) and Online Analytical Processing (OLAP), making it suitable for a wide range of applications. By focusing on cloud-native capabilities, PingCAP aims to provide users with a stable and efficient database management solution that meets modern data processing needs.
CaiCloud
Series A in 2017
Caicloud is a private company based in Hangzhou, China, specializing in cloud computing and artificial intelligence. Founded in July 2015, Caicloud has developed a Kubernetes-based Cluster-as-a-Service (CaaS) platform, enhancing its offerings with features such as security management, DevOps capabilities, and application orchestration. The latest iteration, CaaS 2.0, integrates with public clouds in China and supports on-premise infrastructures, serving numerous Fortune 500 companies. Additionally, Caicloud introduced TensorFlow-as-a-Service (TaaS), which operates on its CaaS, providing a comprehensive "Cloud + AI" solution that includes automatic anomaly detection and data-driven troubleshooting. The company also contributes to the open-source community by maintaining Kubernetes projects and has released tools like Cyclone, a Kubernetes-native CI/CD project, further demonstrating its commitment to advancing cloud computing technologies.
Meteor Software
Series B in 2015
Meteor Development Group Inc. operates Meteor, an open-source JavaScript application platform designed for software developers to create web and mobile applications. The platform provides data hosting capabilities, allowing companies to develop real-time applications utilizing modern API technologies. Founded in 2011 and headquartered in San Francisco, California, the company aims to simplify the application development process, making it more accessible to a broader audience. Meteor's commitment to enhancing developer experience is reflected in its flexible and remote-first work culture, fostering a collaborative environment among its global team.
PingCAP
Seed Round in 2015
PingCAP, Inc. is a Beijing-based company founded in 2015 that specializes in developing TiDB, an open-source distributed Hybrid Transactional/Analytical Processing (HTAP) database. TiDB is designed to function as a comprehensive solution for online transactions and analytical processes, offering features such as MySQL compatibility, infinite horizontal scalability, strong consistency, and high availability. The database supports both Online Transactional Processing (OLTP) and Online Analytical Processing (OLAP), making it suitable for a wide range of applications. By focusing on cloud-native capabilities, PingCAP aims to provide users with a stable and efficient database management solution that meets modern data processing needs.
CloudBees
Series D in 2015
CloudBees, Inc. is a software company that specializes in providing solutions for IT organizations to enhance their software delivery processes. Founded in 2010 and headquartered in Lewes, Delaware, with additional offices globally, CloudBees offers an open-source automation server and several platforms, including the CloudBees CI Jenkins Platform and CloudBees CD platform, which facilitate continuous integration and delivery. The company's offerings also include the Private SaaS Edition for private cloud environments, Jenkins in the Cloud for application lifecycle management, and CloudBees DevOptics for real-time insights into software pipelines. With a focus on compliance, security, and operational efficiency, CloudBees empowers enterprises to optimize their software development lifecycle while enabling developers to maximize their productivity within hybrid environments.
CloudBees
Series C in 2014
CloudBees, Inc. is a software company that specializes in providing solutions for IT organizations to enhance their software delivery processes. Founded in 2010 and headquartered in Lewes, Delaware, with additional offices globally, CloudBees offers an open-source automation server and several platforms, including the CloudBees CI Jenkins Platform and CloudBees CD platform, which facilitate continuous integration and delivery. The company's offerings also include the Private SaaS Edition for private cloud environments, Jenkins in the Cloud for application lifecycle management, and CloudBees DevOptics for real-time insights into software pipelines. With a focus on compliance, security, and operational efficiency, CloudBees empowers enterprises to optimize their software development lifecycle while enabling developers to maximize their productivity within hybrid environments.
Meteor Software
Series A in 2012
Meteor Development Group Inc. operates Meteor, an open-source JavaScript application platform designed for software developers to create web and mobile applications. The platform provides data hosting capabilities, allowing companies to develop real-time applications utilizing modern API technologies. Founded in 2011 and headquartered in San Francisco, California, the company aims to simplify the application development process, making it more accessible to a broader audience. Meteor's commitment to enhancing developer experience is reflected in its flexible and remote-first work culture, fostering a collaborative environment among its global team.
CloudBees
Series B in 2011
CloudBees, Inc. is a software company that specializes in providing solutions for IT organizations to enhance their software delivery processes. Founded in 2010 and headquartered in Lewes, Delaware, with additional offices globally, CloudBees offers an open-source automation server and several platforms, including the CloudBees CI Jenkins Platform and CloudBees CD platform, which facilitate continuous integration and delivery. The company's offerings also include the Private SaaS Edition for private cloud environments, Jenkins in the Cloud for application lifecycle management, and CloudBees DevOptics for real-time insights into software pipelines. With a focus on compliance, security, and operational efficiency, CloudBees empowers enterprises to optimize their software development lifecycle while enabling developers to maximize their productivity within hybrid environments.
CloudBees
Series A in 2010
CloudBees, Inc. is a software company that specializes in providing solutions for IT organizations to enhance their software delivery processes. Founded in 2010 and headquartered in Lewes, Delaware, with additional offices globally, CloudBees offers an open-source automation server and several platforms, including the CloudBees CI Jenkins Platform and CloudBees CD platform, which facilitate continuous integration and delivery. The company's offerings also include the Private SaaS Edition for private cloud environments, Jenkins in the Cloud for application lifecycle management, and CloudBees DevOptics for real-time insights into software pipelines. With a focus on compliance, security, and operational efficiency, CloudBees empowers enterprises to optimize their software development lifecycle while enabling developers to maximize their productivity within hybrid environments.
Virtual Iron Software
Series E in 2008
Virtual Iron Software, Inc. specializes in providing enterprise-class software solutions for server virtualization and virtual infrastructure management. Founded in 2003 and headquartered in Lowell, Massachusetts, the company offers a platform designed for server consolidation, rapid provisioning, business continuity, workload management, and policy-based automation. Its virtualization manager serves as a centralized system for controlling and automating virtual resources, while virtualization services can be deployed on bare-metal and industry-standard servers without the need for extensive software installation or management. The platform also incorporates open-source virtualization based on a community-derived hypervisor, facilitating capacity management and development and testing processes. Virtual Iron Software was previously known as Katana Technology, Inc.
Virtual Iron Software
Series D in 2007
Virtual Iron Software, Inc. specializes in providing enterprise-class software solutions for server virtualization and virtual infrastructure management. Founded in 2003 and headquartered in Lowell, Massachusetts, the company offers a platform designed for server consolidation, rapid provisioning, business continuity, workload management, and policy-based automation. Its virtualization manager serves as a centralized system for controlling and automating virtual resources, while virtualization services can be deployed on bare-metal and industry-standard servers without the need for extensive software installation or management. The platform also incorporates open-source virtualization based on a community-derived hypervisor, facilitating capacity management and development and testing processes. Virtual Iron Software was previously known as Katana Technology, Inc.
Digium
Series A in 2006
Digium, Inc. is a company that specializes in developing software and telephony hardware to create unified communications solutions for businesses of various sizes. Known for its open source telephony platform, Asterisk, Digium offers a range of products including business phone systems, IP phones, telephony cards, SIP trunking products, and VoIP gateways. The company also provides hosted and on-premises Switchvox business phone systems that deliver enterprise-class unified communications and UC-as-a-Service solutions. In addition to its hardware and software offerings, Digium offers training services and certifications related to the installation and maintenance of Asterisk systems. The company serves a diverse array of industries, including education, government, healthcare, and professional services, distributing its products through resellers and online partners worldwide. Founded in 1999 and based in Huntsville, Alabama, Digium became a subsidiary of Sangoma Technologies US Inc. in 2018.
Virtual Iron Software
Series C in 2005
Virtual Iron Software, Inc. specializes in providing enterprise-class software solutions for server virtualization and virtual infrastructure management. Founded in 2003 and headquartered in Lowell, Massachusetts, the company offers a platform designed for server consolidation, rapid provisioning, business continuity, workload management, and policy-based automation. Its virtualization manager serves as a centralized system for controlling and automating virtual resources, while virtualization services can be deployed on bare-metal and industry-standard servers without the need for extensive software installation or management. The platform also incorporates open-source virtualization based on a community-derived hypervisor, facilitating capacity management and development and testing processes. Virtual Iron Software was previously known as Katana Technology, Inc.
JBoss
Series A in 2004
JBoss is an American company that focuses on developing and supporting open-source software. As a division of Red Hat, Inc., JBoss integrates the latest enterprise-ready features from its community projects into stable and supported middleware distributions designed for enterprise use. The company's product offerings encompass a variety of solutions, including an enterprise web platform, web server, service-oriented architecture (SOA) platform, data services, and a web framework kit, among others.
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