Greylock Partners

Online marketplace for short-term lodging and experiences

Social technology company (formerly Facebook) operating the world's largest social networking platforms including Facebook, Instagram, WhatsApp, and Messenger, serving billions of users worldwide, with growing investments in virtual and augmented reality through Reality Labs.

Cloud security company that provides a unified platform for cloud-native application protection, enabling organizations to rapidly identify and remediate critical risks across their cloud environments.

Communication platform for communities and friends, offering voice, video, and text chat used by hundreds of millions of people worldwide.

Roblox is a global online platform that allows users to create, share, and play immersive 3D experiences built by its community of developers. The platform serves as both a game engine and a social network, with tens of millions of daily active users.

Collaborative interface design tool that runs in the browser, enabling real-time multiplayer editing for design teams.

Cloud storage and file synchronization platform that lets users store, share, and collaborate on files across devices.

Cryptocurrency exchange and blockchain platform

Everpure (formerly Pure Storage) is a publicly traded enterprise data storage and data management platform company (NYSE: PSTG). Originally pioneering all-flash storage arrays, the company rebranded in February 2026 to reflect its evolution into a full data management platform for the AI era. Everpure provides unified data storage, protection, and management solutions to enterprises globally.

Actifio pioneered copy data virtualization, reducing unnecessary duplication of enterprise data for backup, disaster recovery, and DevOps. The company's software enabled businesses to manage virtual copies of data across on-premises and cloud environments, serving over 3,700 customers before being acquired by Google in December 2020.

Okta is an identity and access management platform that provides cloud-based solutions for securely connecting people to technology. The company offers single sign-on, multi-factor authentication, and lifecycle management for enterprises and developers.

Spatial data company that turns physical spaces into accurate, immersive 3D digital twins, combining hardware, software, and AI for real estate, construction, and insurance industries.

Apptio is an enterprise technology business management software company that helps IT leaders manage the cost, quality, and value of IT services. The platform provides financial transparency into technology spending, enabling data-driven decisions about IT investments. Acquired by IBM in 2023 for $4.6 billion after being taken private by Vista Equity Partners in 2019.

AI-native observability and evaluation platform that helps engineering and product teams evaluate, log, and monitor AI agents and large language model interactions in production. Built on a custom database optimized for massive AI trace data, the platform enables teams to run experiments against real datasets, compare prompts side-by-side, catch regressions in CI, and inspect every trace with real-time latency, cost, and quality metrics.

Professional networking platform connecting the world's professionals to make them more productive and successful. Offers tools for job searching, recruiting, content sharing, and business networking.

End-to-end technology platform for independent food distributors. Pepper digitizes ordering, sales, payments, and financial operations for over 500 distributors representing $30B+ in annual gross merchandise volume, with 100,000+ operators using the platform. Founded by the team that launched Uber Eats.

AI-native vulnerability management platform that deploys autonomous AI agents to investigate, prioritize, and remediate security vulnerabilities across the full lifecycle. Founded by ex-Abnormal Security and Coinbase engineers, Cogent works with dozens of Fortune 1000 companies and reports a 97% reduction in exposure windows for critical issues.

Application Security Management platform providing real-time protection for web applications. Sqreen embedded lightweight agents inside applications to detect and block attacks without traffic redirection, offering Runtime Application Self-Protection (RASP), in-app WAF, and account takeover protection. Founded by two former Apple Red Team members who spent a decade hacking Apple's own products to find vulnerabilities.

E-signature and document workflow platform enabling businesses to send, sign, and manage legally binding documents online. Served over 80,000 customers including Intuit, Lyft, and Samsung before being acquired by Dropbox for $230 million in 2019. Now operates as Dropbox Sign.