Greylock

Greylock, established in 1965, is a venture capital firm headquartered in Menlo Park, California, with additional offices in San Francisco and Wellesley, Massachusetts. The firm specializes in investing in consumer and enterprise software companies at various stages, from seed to growth. Greylock focuses on backing entrepreneurs who define new markets, with notable investments including Airbnb, Facebook, and LinkedIn. The firm typically invests between $0.05 million and $200 million per company, aiming to take a board seat in its portfolio companies. Greylock's investment focus spans across the United States, India, China, Europe, and Israel.

Jacob Andreou

General Partner

Jerry Chen

General Partner

Gerald Chen

Partner

Mike Duboe

General Partner

Roger Evans

Partner

Tom Frangione

COO

Bob Henderson

Special Limited Partner

Christine Kim

Partner

Corinne Riley

Partner

Jason Risch

Investor

Seth Rosenberg

Investor

Dave Strohm

Partner

Don Sullivan

Administrative Partner

David Sze

General Partner

David Thacker

General Partner

Past deals in Developer Tools

LlamaIndex

Series A in 2025
LlamaIndex is a developer of a flexible data framework that facilitates the integration of custom data sources with large language models (LLMs). The company's central interface toolkit enables businesses to connect unstructured, structured, or semi-structured data, allowing for the creation of robust end-user applications. By providing a simple solution for augmenting LLM applications with external data, LlamaIndex empowers organizations to leverage their unique data assets effectively.

Dazz

Venture Round in 2024
Dazz provides a unified remediation platform aimed at enhancing the efficiency of security and development teams. This SaaS solution quickly identifies vulnerabilities and prioritizes issues, allowing organizations to manage cybersecurity challenges from a single platform. By streamlining the remediation process, Dazz significantly reduces the time required to address security risks, transforming weeks of remediation work into mere hours. This not only enables cybersecurity teams to adopt a more strategic approach to their security posture but also allows developers to focus on innovation rather than spending excessive time on fixing vulnerabilities. The platform is particularly effective in protecting cloud and development environments, replacing traditional manual processes with a more integrated and automated solution.

Modular

Series B in 2023
Modular is an AI software development platform aimed at simplifying the creation and deployment of artificial intelligence applications. The platform integrates various popular frameworks through common interfaces, enhancing usability and flexibility while ensuring compatibility across diverse hardware backends and cloud environments. This approach allows developers to adopt the tools seamlessly into their existing workflows without the need for extensive code modifications. By focusing on production-quality infrastructure and a straightforward user experience, Modular enables developers to save time and increase their productivity, ultimately streamlining the development process from edge to datacenter.

LlamaIndex

Seed Round in 2023
LlamaIndex is a developer of a flexible data framework that facilitates the integration of custom data sources with large language models (LLMs). The company's central interface toolkit enables businesses to connect unstructured, structured, or semi-structured data, allowing for the creation of robust end-user applications. By providing a simple solution for augmenting LLM applications with external data, LlamaIndex empowers organizations to leverage their unique data assets effectively.

Modular

Seed Round in 2022
Modular is an AI software development platform aimed at simplifying the creation and deployment of artificial intelligence applications. The platform integrates various popular frameworks through common interfaces, enhancing usability and flexibility while ensuring compatibility across diverse hardware backends and cloud environments. This approach allows developers to adopt the tools seamlessly into their existing workflows without the need for extensive code modifications. By focusing on production-quality infrastructure and a straightforward user experience, Modular enables developers to save time and increase their productivity, ultimately streamlining the development process from edge to datacenter.

Predibase

Series A in 2022
Predibase is a developer platform that simplifies the process of fine-tuning and serving small open-source language models in the cloud. It enables engineering teams to efficiently create high-performance machine learning algorithms with a low-code approach, allowing users to define AI systems with minimal coding. Founded by a team with experience from Apple and Uber, Predibase offers a scalable and cost-effective solution built on open-source foundations, including LoRAX. The platform features a user-friendly interface for training models and leverages high-end GPU capacity for production serving, ensuring that performance is not compromised. Predibase is designed for deployment in private clouds, allowing organizations to maintain control over their data and models. The platform is currently utilized by both Fortune 500 companies and high-growth firms, facilitating rapid delivery of AI-driven solutions.

Stackblitz

Seed Round in 2022
StackBlitz is a developer of software that provides essential tools for computer programmers engaged in software development. Its platform includes a source code editor, build automation tools, and a debugger, facilitating the creation and sharing of live projects. This allows users to initiate Angular or React projects without the complexity of installing dependencies. Additionally, StackBlitz supports offline editing and real-time application tweaking, enabling developers to maintain application state without requiring page refreshes. The company's offerings enhance the efficiency of web development, making it easier for programmers to focus on their projects.

Dazz

Series A in 2021
Dazz provides a unified remediation platform aimed at enhancing the efficiency of security and development teams. This SaaS solution quickly identifies vulnerabilities and prioritizes issues, allowing organizations to manage cybersecurity challenges from a single platform. By streamlining the remediation process, Dazz significantly reduces the time required to address security risks, transforming weeks of remediation work into mere hours. This not only enables cybersecurity teams to adopt a more strategic approach to their security posture but also allows developers to focus on innovation rather than spending excessive time on fixing vulnerabilities. The platform is particularly effective in protecting cloud and development environments, replacing traditional manual processes with a more integrated and automated solution.

SST

Seed Round in 2021
SST is an open-source framework designed to facilitate the development of serverless applications. It provides developers with tools to create, test, and deploy Lambda functions in real-time, streamlining the development process. The platform manages pipelines, configures environments, and monitors deployments, allowing clients to efficiently build full-stack applications tailored to their business needs. Additionally, SST is recognized for producing a highly regarded resource for developers seeking guidance in building serverless applications.

Shortcut

Series B in 2020
Shortcut, formerly known as Clubhouse Software, Inc., is a project management platform designed to enhance collaboration among software development teams. Founded in 2014 and based in New York, Shortcut offers tools that help engineers plan, build, and deploy software products efficiently. The platform provides features such as task management, progress tracking, and workspace organization, allowing teams to coordinate effectively and maintain visibility across multiple projects. Additionally, Shortcut includes a knowledge base tool that facilitates documentation and collaboration among team members. By balancing simplicity and structure, Shortcut aims to create a user-friendly environment that enables software teams to focus on delivering quality products while minimizing stress.

DIRT Protocol

Seed Round in 2018
DIRT Protocol is a platform designed for decentralized curation of trusted data sets, founded in 2017 and based in the United States. It operates by allowing users to contribute information similarly to how Wikipedia functions, while implementing a unique token staking mechanism to promote accuracy and honesty. Contributors must deposit tokens to submit data, which can be challenged by others if deemed incorrect. This system incentivizes users to provide accurate information, as correct data can be freely shared and incorrect data can be contested for rewards. By utilizing these principles, DIRT Protocol aims to create a reliable and accessible repository of information while discouraging the persistence of misinformation.

Docker

Series D in 2015
Docker, Inc. is a software company that provides an open platform for building, shipping, and running distributed applications through the use of container technology. Founded in 2008 and headquartered in San Francisco, California, Docker facilitates collaboration among developers and system administrators by allowing applications to be packaged as containers that can run seamlessly across various environments, including local machines, data centers, and public clouds. The platform includes tools for code building, scaling, deployment, and load balancing, as well as a cloud service for sharing applications and automating workflows. By offering an integrated and secure workflow, Docker enhances the efficiency of application development and accelerates the delivery process from code to deployment, serving millions of developers worldwide.

Docker

Series D in 2015
Docker, Inc. is a software company that provides an open platform for building, shipping, and running distributed applications through the use of container technology. Founded in 2008 and headquartered in San Francisco, California, Docker facilitates collaboration among developers and system administrators by allowing applications to be packaged as containers that can run seamlessly across various environments, including local machines, data centers, and public clouds. The platform includes tools for code building, scaling, deployment, and load balancing, as well as a cloud service for sharing applications and automating workflows. By offering an integrated and secure workflow, Docker enhances the efficiency of application development and accelerates the delivery process from code to deployment, serving millions of developers worldwide.

Framer

Seed Round in 2015
Framer is a developer of design software that specializes in creating interactive prototypes for various platforms, including iOS, Android, desktop, and the web. Its software facilitates the transformation of static mockups into interactive prototypes, allowing users to experiment with dynamic elements, animations, and interactions. Framer offers a streamlined workflow that supports the conception and sharing of design projects, featuring live device previews and version control to enhance collaboration. The platform is built on modern web technologies, specifically utilizing Javascript, and integrates with existing design tools to provide a comprehensive solution for designers seeking to create engaging and interactive experiences.

Wercker

Series A in 2014
Wercker is a software company that provides a platform and tools to streamline the development, building, and deployment of containerized applications and microservices in modern cloud environments. Their solution aims to simplify and accelerate the software development lifecycle, enabling businesses and developers to achieve continuous integration and continuous delivery (CI/CD) with ease.

Docker

Series C in 2014
Docker, Inc. is a software company that provides an open platform for building, shipping, and running distributed applications through the use of container technology. Founded in 2008 and headquartered in San Francisco, California, Docker facilitates collaboration among developers and system administrators by allowing applications to be packaged as containers that can run seamlessly across various environments, including local machines, data centers, and public clouds. The platform includes tools for code building, scaling, deployment, and load balancing, as well as a cloud service for sharing applications and automating workflows. By offering an integrated and secure workflow, Docker enhances the efficiency of application development and accelerates the delivery process from code to deployment, serving millions of developers worldwide.

Docker

Series B in 2014
Docker, Inc. is a software company that provides an open platform for building, shipping, and running distributed applications through the use of container technology. Founded in 2008 and headquartered in San Francisco, California, Docker facilitates collaboration among developers and system administrators by allowing applications to be packaged as containers that can run seamlessly across various environments, including local machines, data centers, and public clouds. The platform includes tools for code building, scaling, deployment, and load balancing, as well as a cloud service for sharing applications and automating workflows. By offering an integrated and secure workflow, Docker enhances the efficiency of application development and accelerates the delivery process from code to deployment, serving millions of developers worldwide.

Wercker

Seed Round in 2013
Wercker is a software company that provides a platform and tools to streamline the development, building, and deployment of containerized applications and microservices in modern cloud environments. Their solution aims to simplify and accelerate the software development lifecycle, enabling businesses and developers to achieve continuous integration and continuous delivery (CI/CD) with ease.

Treehouse

Series A in 2012
Treehouse Inc., established in 2011, is a global provider of online technical education. Based in Portland, Oregon, with an additional office in Orlando, Florida, the company offers a wide range of courses, including web design, web and mobile development, and game development, taught by expert instructors. Treehouse caters to beginners seeking to acquire coding skills and pursue a career in technology. Its comprehensive Techdegree program, launched in 2016, enables students to earn a certification in 6-12 months, demonstrating their skills to potential employers. The company's mission is to empower individuals, regardless of their prior experience, to understand, communicate with, and control technology, thereby enhancing their career prospects.

Game Closure

Series A in 2012
Game Closure offers a development platform that facilitates the creation of multiplayer games across web and mobile environments. Its SDK is HTML-based, allowing developers to utilize familiar Web APIs to produce high-quality games. The platform simplifies the complexities associated with game development, including debugging and hosting, while also enabling compilation into hardware-accelerated native applications for distribution on various devices. By streamlining the development process, Game Closure empowers game studios to efficiently publish games on both iOS and Android ecosystems, making it easier and more cost-effective for developers to enter the multiplayer, multiplatform gaming market.

Game Closure

Seed Round in 2011
Game Closure offers a development platform that facilitates the creation of multiplayer games across web and mobile environments. Its SDK is HTML-based, allowing developers to utilize familiar Web APIs to produce high-quality games. The platform simplifies the complexities associated with game development, including debugging and hosting, while also enabling compilation into hardware-accelerated native applications for distribution on various devices. By streamlining the development process, Game Closure empowers game studios to efficiently publish games on both iOS and Android ecosystems, making it easier and more cost-effective for developers to enter the multiplayer, multiplatform gaming market.

Realm

Seed Round in 2011
Realm ApS is a mobile database company that provides a robust alternative to SQLite and Core Data, facilitating faster application development for users on Android, iOS, and OSX platforms. Founded in 2011 and headquartered in Copenhagen, Denmark, with an additional office in San Francisco, Realm specializes in offering a memory-efficient database that includes features like querying, relationships, graphs, and thread safety. This innovative platform significantly reduces the amount of code developers need to write, effectively saving them time and enabling the creation of enhanced user experiences. As of May 2019, Realm operates as a subsidiary of MongoDB, Inc.

Rally Software Development

Venture Round in 2010
Rally Software Development was a provider of on-demand life-cycle management solutions, catering to a diverse array of industries including finance, healthcare, education, retail, and engineering. The company specialized in offering tools for program, project, requirements, test, defect, product, support, and community management. These solutions aimed to help organizations streamline their development processes, enhance product quality, and foster collaboration across various teams and departments. Rally Software's innovative approach enabled clients to shorten development cycles and improve operational efficiency. The company was acquired by CA Technologies on July 8, 2015.

Zend

Series D in 2006
Zend Technologies Ltd. specializes in solutions for developing, deploying, and managing PHP applications, which are essential for many web and mobile platforms. The company offers a range of products including Z-Ray, a PHP debugging tool, and Zend Server, an integrated platform that streamlines the application lifecycle from development to production. Additional offerings include Zend Studio, an environment for mobile application development, and Zend Guard, which protects applications from unauthorized use. Zend also provides Apigility for API development and Zend Framework for building PHP applications. The company serves a diverse clientele, from small businesses to large enterprises, and its solutions are accessible through partnerships and an online store. With operations in multiple countries and partnerships with major technology firms, Zend Technologies aims to enhance the reliability, performance, and security of PHP applications in both on-premise and cloud environments. Founded in 1999 and headquartered in Cupertino, California, Zend operates as a subsidiary of Rogue Wave Software, Inc.

ArsDigita

Series A in 2000
ArsDigita is a company that develops and distributes the ArsDigita Community System (ACS), an open-source application development platform designed to support online entrepreneurs and businesses. The ACS serves as a comprehensive toolbox that facilitates seamless processing and provides a consistent workflow across various organizational functions. By leveraging this platform, customers have experienced enhanced customer loyalty and increased employee productivity while minimizing risks, time, and costs compared to traditional solutions. ArsDigita aims to deliver a one-stop solution for online businesses, addressing a wide range of operational challenges effectively.
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