Matrix

Matrix Partners is a venture capital firm founded in 1977 and based in San Francisco, California. The firm specializes in early-stage investments, supporting companies from the ideation phase through Series A funding. Matrix Partners focuses on various sectors, including applied artificial intelligence, B2B SaaS, digital health, fintech, and sustainable hardware. The firm prides itself on building long-term relationships with entrepreneurs, leveraging a team of former founders and experienced investors to foster significant, industry-leading companies. With a strong portfolio that includes notable investments like Oculus, Zendesk, and Afterpay, Matrix Partners has contributed to the success of numerous businesses, helping many achieve initial public offerings and profitable mergers and acquisitions. The firm combines local market knowledge with a global perspective, consistently ranking among the top venture firms in terms of returns to its investors.

Ben Altshuler

Partner

Timothy Barrows

General Partner

Diana Kimball Berlin

Partner

Phyllis Doherty

Administrative Partner

Paul Ferri

Co-Founder

Wan Haoji

Partner

Patrick Malatack

General Partner

Harry Man

Partner

Kojo Osei

Partner

Kun Qian

Managing Director

Stan Reiss

General Partner

Brian Ru

Venture Partner

Bo Shao

Founding Managing Partner

David Skok

General Partner

Jared Sleeper

Partner

Dana Stalder

General Partner

David Su

Founding Managing Partner

Ilya Sukhar

General Partner

Sun Linghao

Managing Partner

Tong Ti

Vice President

Andrew Verhalen

General Partner

Huadong Wang

Partner

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.

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
The Nervos Network is an open source public blockchain ecosystem and collection of protocols solving the biggest challenges facing blockchains today. The Nervos CKB (Common Knowledge Base) is the layer 1, proof of work public blockchain protocol of the Nervos Network. Any crypto-asset can be stored, with the security, immutability and permissionless nature of Bitcoin, while enabling smart contracts, layer 2 scaling, and the capture of total network value through a unique crypto-economic "store of value" design and native token, the CKByte. The design of the Nervos Network is a sustainably secure, permissionless and decentralized Layer 1 blockchain that is built to scale with Layer 2 solutions, making Nervos the only PoW, multi-asset, store of value, smart contract platform.

CloudBees

Series E in 2018
CloudBees, Inc. offers comprehensive software solutions aimed at enhancing the software delivery processes for IT organizations. Established in 2010 and headquartered in Lewes, Delaware, the company provides a range of platforms including an open-source automation server, the CloudBees CI Jenkins Platform for continuous integration and delivery, and the CloudBees DevOptics for data aggregation from software pipelines. Their offerings also include private and cloud-based services, enabling enterprises to efficiently build, test, and manage applications in various environments. CloudBees emphasizes security, compliance, and operational efficiency, making it a valuable partner for organizations seeking to optimize their software development lifecycle. With additional offices across the United States and Europe, CloudBees is well-positioned to support businesses in their cloud transformation journeys.

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 is an open source framework for seamlessly building and deploying Web, Mobile, and Desktop applications in Javascript.

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. offers comprehensive software solutions aimed at enhancing the software delivery processes for IT organizations. Established in 2010 and headquartered in Lewes, Delaware, the company provides a range of platforms including an open-source automation server, the CloudBees CI Jenkins Platform for continuous integration and delivery, and the CloudBees DevOptics for data aggregation from software pipelines. Their offerings also include private and cloud-based services, enabling enterprises to efficiently build, test, and manage applications in various environments. CloudBees emphasizes security, compliance, and operational efficiency, making it a valuable partner for organizations seeking to optimize their software development lifecycle. With additional offices across the United States and Europe, CloudBees is well-positioned to support businesses in their cloud transformation journeys.

CloudBees

Series C in 2014
CloudBees, Inc. offers comprehensive software solutions aimed at enhancing the software delivery processes for IT organizations. Established in 2010 and headquartered in Lewes, Delaware, the company provides a range of platforms including an open-source automation server, the CloudBees CI Jenkins Platform for continuous integration and delivery, and the CloudBees DevOptics for data aggregation from software pipelines. Their offerings also include private and cloud-based services, enabling enterprises to efficiently build, test, and manage applications in various environments. CloudBees emphasizes security, compliance, and operational efficiency, making it a valuable partner for organizations seeking to optimize their software development lifecycle. With additional offices across the United States and Europe, CloudBees is well-positioned to support businesses in their cloud transformation journeys.

Meteor Software

Series A in 2012
Meteor is an open source framework for seamlessly building and deploying Web, Mobile, and Desktop applications in Javascript.

CloudBees

Series B in 2011
CloudBees, Inc. offers comprehensive software solutions aimed at enhancing the software delivery processes for IT organizations. Established in 2010 and headquartered in Lewes, Delaware, the company provides a range of platforms including an open-source automation server, the CloudBees CI Jenkins Platform for continuous integration and delivery, and the CloudBees DevOptics for data aggregation from software pipelines. Their offerings also include private and cloud-based services, enabling enterprises to efficiently build, test, and manage applications in various environments. CloudBees emphasizes security, compliance, and operational efficiency, making it a valuable partner for organizations seeking to optimize their software development lifecycle. With additional offices across the United States and Europe, CloudBees is well-positioned to support businesses in their cloud transformation journeys.

CloudBees

Series A in 2010
CloudBees, Inc. offers comprehensive software solutions aimed at enhancing the software delivery processes for IT organizations. Established in 2010 and headquartered in Lewes, Delaware, the company provides a range of platforms including an open-source automation server, the CloudBees CI Jenkins Platform for continuous integration and delivery, and the CloudBees DevOptics for data aggregation from software pipelines. Their offerings also include private and cloud-based services, enabling enterprises to efficiently build, test, and manage applications in various environments. CloudBees emphasizes security, compliance, and operational efficiency, making it a valuable partner for organizations seeking to optimize their software development lifecycle. With additional offices across the United States and Europe, CloudBees is well-positioned to support businesses in their cloud transformation journeys.

Virtual Iron Software

Series E in 2008
Virtual Iron Software, Inc. provides enterprise-class software solutions for server virtualization and virtual infrastructure management. The company’s platform is used for server consolidation, rapid provisioning, business continuity, workload management, and policy-based automations. Its virtual iron platform consists of virtualization manager that provides a central place to control and automate virtual resources; and virtualization services, which are deployed automatically on bare-metal and industry-standard servers without requiring software installation or management. The virtual iron platform also includes open source virtualization, which is based on an open source hypervisor derived from the open source community project. Its solutions are used for capacity management, virtual infrastructure management, and development and testing. Virtual Iron Software, Inc. was formerly known as Katana Technology, Inc. The company was founded in 2003 and is based in Lowell, Massachusetts.

Virtual Iron Software

Series D in 2007
Virtual Iron Software, Inc. provides enterprise-class software solutions for server virtualization and virtual infrastructure management. The company’s platform is used for server consolidation, rapid provisioning, business continuity, workload management, and policy-based automations. Its virtual iron platform consists of virtualization manager that provides a central place to control and automate virtual resources; and virtualization services, which are deployed automatically on bare-metal and industry-standard servers without requiring software installation or management. The virtual iron platform also includes open source virtualization, which is based on an open source hypervisor derived from the open source community project. Its solutions are used for capacity management, virtual infrastructure management, and development and testing. Virtual Iron Software, Inc. was formerly known as Katana Technology, Inc. The company was founded in 2003 and is based in Lowell, Massachusetts.

Digium

Series A in 2006
Digium, Inc. specializes in developing software and telephony hardware that facilitate unified communications for businesses of all sizes. Known for its flagship product, Asterisk, an open-source telephony platform, Digium provides a range of solutions including on-premise and hosted Switchvox business phone systems, IP phones, telephony cards, and SIP trunking products. The company also offers training services, including online courses and certifications related to Asterisk system installation and maintenance. Digium's products cater to various industries such as automotive, education, government, healthcare, and professional services. The company markets its solutions through a network of resellers, online marketing partners, distributors, and cloud agents worldwide. Founded in 1999 and headquartered in Huntsville, Alabama, Digium became a subsidiary of Sangoma Technologies US Inc. in 2018, reflecting its ongoing commitment to innovation in business communications.

Virtual Iron Software

Series C in 2005
Virtual Iron Software, Inc. provides enterprise-class software solutions for server virtualization and virtual infrastructure management. The company’s platform is used for server consolidation, rapid provisioning, business continuity, workload management, and policy-based automations. Its virtual iron platform consists of virtualization manager that provides a central place to control and automate virtual resources; and virtualization services, which are deployed automatically on bare-metal and industry-standard servers without requiring software installation or management. The virtual iron platform also includes open source virtualization, which is based on an open source hypervisor derived from the open source community project. Its solutions are used for capacity management, virtual infrastructure management, and development and testing. Virtual Iron Software, Inc. was formerly known as Katana Technology, Inc. The company was founded in 2003 and is based in Lowell, Massachusetts.

JBoss

Series A in 2004
JBoss is an American company specialized in writing and supporting open-source software. JBoss is a division of Red Hat, Inc., which integrates and hardens the latest enterprise-ready features from JBoss community projects into supported, stable, enterprise-class middleware distributions. The company’s product portfolio includes enterprise a web platform, web server, SOA platform, data services, web framework kit, operations network, and more.
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