Companies funded by First Round Capital
Concentrated seed-stage firm with high-touch portfolio support.
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Ranked by current headcount across companies in First Round Capital's disclosed portfolio. Refreshed monthly.
- 1Roblox· San Mateo, California, United States
Roblox's vision is to reimagine the way people come together. Our mission is to connect a billion people with optimism and civility.What is Roblox?Roblox is a platform where people come together virtually to share experiences. Every day, tens of millions of people from around the world come to Roblox to learn, work, play, connect, communicate, and socialize in immersive digital experiences all built by a global community of creators.Powered by CreatorsRoblox is powered by a global community of millions of developers and creators who produce their own immersive multiplayer experiences each month using Roblox Studio, our intuitive desktop design tool. Any experience imaginable can be created on Roblox.How Popular?Roblox is ranked as one of the top entertainment platforms for audiences under the age of 18 based on average monthly visits and time spent (Comscore). Our popularity is driven purely by the community with millions of people signing up through word of mouth every month.
- Post-IPO equity
- 8.6k employees
- Founded 2004
- 2Notion· San Francisco, California, United States
Notion blends your everyday work tools into one. Product roadmap? Company wiki? Meeting notes? With Notion, they're all in one place, and totally customizable to meet the needs of any workflow. It's the all-in-one workspace for you, your team, and your whole company. We humans are toolmakers by nature, but most of us can't build or modify the software we use every day — arguably our most powerful tool. Our team at Notion is on a mission to make it possible for everyone to shape the tools that shape their lives.
- Secondary
- 7.6k employees
- Founded 2016
- 3Outlier AI· Oakland, California, United States
Outlier shut down in 2022, this page remains as a memory of our company and on the resumes of our team.Business intelligence is ready for a change. We don't believe the world needs any more dashboards, charts or data warehouses. What leaders need today is help to make better use of the tools they already have. That is what we do at Outlier: we improve the relationship between people and their data.We believe that success in life and success in business are not separate things, but intertwined as part of our lives. It is important to us that the journey we take with our company is as positive as the destination we hope to reach.
- Series B
- 7.3k employees
- Founded 2015
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- 4Verkada· San Mateo, California, United States
Transforming how organizations protect people and places.Verkada is transforming how organizations protect their people and places with an integrated, privacy-sensitive platform that includes video security, access control, sensors, alarms, intercoms, and visitor management.Today, more than 30,000 organizations, including 100+ Fortune 500 companies, rely on Verkada. With over $1B in annualized bookings, a $5.8B valuation, and backing from NVIDIA, CapitalG, Sequoia Capital, General Catalyst, Felicis Ventures, and Next47, we’re scaling rapidly across the global market.Physical AI is one of the most consequential technology shifts of our time, and Verkada is at the center of it.From retail stores preventing theft before it happens, to warehouses using AI-powered alerts to improve worker safety, to schools detecting and responding to threats in seconds, not minutes, Verkada is redefining what modern physical security can do.More than 2 million devices are now deployed across 170+ countries, and we’re just getting started.
- Corporate
- 2.9k employees
- Founded 2016
- 5Warby Parker· New York, New York, United States
Warby Parker was founded with a mission: to inspire and impact the world with vision, purpose, and style. We’re constantly asking ourselves how we can do more and make a greater impact—and that starts by reimagining everything that a company and industry can be. We want to demonstrate that a business can scale, be profitable, and do good in the world—without charging a premium for it. And we’ve learned that it takes creativity, empathy, and innovation to achieve that goal.Glasses, sunglasses, contacts, and eye exams—we’ve got your eyes covered. Shop prescription eyewear starting at $95 online or find a store near you at warbyparker.com Ultimately, we believe in vision for all, which is why for every pair of glasses or sunglasses we sell, a pair of glasses is distributed to someone in need through our Buy a Pair, Give a Pair program. As of 2020, over eight million pairs have been distributed—and we’re only just getting started. Learn more at warbyparker.com/buy-a-pair-give-a-pair.Community Guidelines: https://warbyparker.tumblr.com/post/680985512416313344/community-guidelines
- Post-IPO equity
- 2.8k employees
- Founded 2010
Find engineers and founders in First Round Capital’s portfolio
First Round Capital’s portfolio is a curated bet on the next wave of category-defining companies. The list above ranks First Round Capital-backed companies by current headcount, drawn from public LinkedIn and Crunchbase records. With 369 matching companies in Refolk’s index, the depth of senior engineers, founders, and operators is significant.
First Round Capital’s companies tend to share a profile - strong technical founders, fresh capital, and access to the First Round Capital network. Hiring from these companies often means hiring from one of the most curated talent pools in tech.
Refolk turns this list into a search. Ask for “First Round Capital portfolio companies hiring senior ML engineers” or “founders of First Round Capital-backed companies who left in the last year” and Refolk returns a fresh ranked shortlist.
How this list is built
Last refreshed: Mon, 14 Sep 2026 17:59:34 GMT
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First Round Capital portfolio by location
Common questions
How is this ranking built?
The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.
How fresh is the data?
The underlying index updates continuously and this ranking is rebuilt monthly. Last refreshed: Mon, 14 Sep 2026 17:59:34 GMT. For a list built against the index as it stands today, sign up and run the search live.
Can I get the full list of 369 companies?
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Ranked, with the reasoning under every name. Open a profile, ask a follow-up, narrow it down.
- Staff backend engineers in NYC who shipped Rust in production
- Series A fintechs in SF under 50 people, growing headcount this year
- Maintainers of fast-growing Rust web frameworks on GitHub
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