# Evan Stites-Clayton

> Evan Stites-Clayton is a General Partner and CTO at HF0, a San Francisco-based residency and venture fund that backs repeat technical founders building AI-native startups. He previously co-founded Teespring with Walker Williams at Brown University in 2011, scaling it from a $3,000 weekend experiment to over $1 billion in cumulative sales and $65 million raised from Andreessen Horowitz and Khosla Ventures before going through Y Combinator's W13 batch. Named to Forbes 30 Under 30, he joined HF0 in 2022 to help the next generation of builders compress the gap between idea and scale.

- **Role:** General Partner & CTO at HF0
- **Organizations:** HF0, Teespring, Y Combinator (alumni), Pioneer Fund
- **Nationality:** American
- **Education:** Bachelor of Science, Computer Science, Brown University
- **Known for:** Co-founded Teespring, scaling it to over $1 billion in cumulative sales, Raised $65 million for Teespring from Andreessen Horowitz and Khosla Ventures, Named to Forbes 30 Under 30

## Career timeline

- **2011** — Co-founded Teespring with Walker Williams at Brown University, Providence, Rhode Island
- **2012** — Teespring officially launched in October; within a month generating over $500K/month in sales
- **2013** — Entered Y Combinator W13 batch doing $250K/month; exited at $1M/month
- **2014** — Teespring hit $1M/day in revenue; raised $20M Series A from Andreessen Horowitz
- **2014** — Raised $35M Series B from Khosla Ventures and Andreessen Horowitz
- **2015** — Teespring scaled to ~300 employees; named to Forbes 30 Under 30
- **2018** — Left Teespring after serving as CTO for seven years
- **2021** — Wrote about launching Autopilot and lessons from that product launch
- **2022** — Joined HF0 as General Partner & CTO
- **2022-present** — Building HF0 into a leading residency and venture fund for repeat technical AI founders

## Achievements

- Co-founded Teespring, scaling it to over $1 billion in cumulative sales
- Raised $65 million for Teespring from Andreessen Horowitz and Khosla Ventures
- Named to Forbes 30 Under 30
- Y Combinator W13 alumnus
- General Partner at HF0, a highly selective residency and venture fund for repeat technical founders
- HF0 offers $500K for 3% equity - significantly better terms than most accelerators
- Built one of the most founder-dense networks in Silicon Valley through HF0

## Latest updates

- **2025-05** — Actively conducting HF0 interview season for new batch, publicly excited about the caliber of founders applying
- **2022-06** — Joined HF0 as General Partner & CTO to back repeat technical founders building AI-native startups

## Links

- Website: http://evanstitesclayton.com
- LinkedIn: http://www.linkedin.com/in/evan-stites-clayton-65761673
- Twitter/X: https://x.com/escliu
- GitHub: https://github.com/estitesc
- YouTube: https://www.youtube.com/@escarts
- Instagram: https://www.instagram.com/stitesclayton/
- Facebook: https://www.facebook.com/stitesclayton/

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Profile page: https://yespress.io/evan-stites-clayton
Published by YesPress — https://yespress.io
Last updated: 2026-05-21