Sarah Guo

Sarah Guo
head and shoulders crop of Guo on stage at Strictly VC event in 2024
Guo in 2024
EducationUniversity of Pennsylvania (BA, BS, MBA, MA)
OccupationInvestor
OrganizationConviction
Websitesarahguo.com

Sarah Guo is an American venture capitalist. She is the founder of the venture capital firm Conviction and formerly a general partner at Greylock Partners.[1]

Early life

Guo grew up in Wisconsin.[2] Guo's father, Jerry Guo, emigrated from Hunan, China, to the United States in 1987 after graduating from Tsinghua University. Her mother, Lucy Xie, an engineer, followed a year later, and both were hired by Bell Labs. In 2003, her father founded Casa Systems, a broadband equipment company based in Andover, Massachusetts, which her mother later joined.[3] Guo built the company's first website at age 14 and was pitching the company to investors by 19. Casa went public on the Nasdaq in December 2017 at a market capitalization of roughly $1.2 billion, though eventually filing for Chapter 11 bankruptcy in 2024.[4]

Education

After attending Phillips Academy, she graduated from the University of Pennsylvania and its Wharton School.[5] She received a Bachelor of Arts, a Bachelor of Science, a Master of Business Administration (M.B.A.), and a Master of Arts from the University of Pennsylvania.[6]

Career

Guo moved to San Francisco in 2012 to work at Goldman Sachs, where she worked on Workday's initial public offering.[7] She was recruited to in 2013 to Greylock by Aneel Bhusri, Workday's CEO and a Greylock partner.[8]

At Greylock, Guo led the Series A investment in Figma and worked on Musical.ly, the app that later became TikTok.[3]

At 28, she became the firm's youngest General Partner.[9]

Guo left Greylock in July 2022, and in October of that year, launched a new early-stage venture capital firm focused on AI with $101 million.[10]

In 2025, Conviction raised a second fund in late 2024 with Mike Vernal.[11]

Conviction's investments include early investments in Baseten,[12] Cognition AI,[13] OpenEvidence,[14] Harvey,[15] HeyGen,[16] Mistral AI,[17] Sierra Platform,[18] Sunday Robotics,[19] and Thinking Machines Lab.[20]

Guo appears in media outlets, as an expert in AI, infrastructure, business software, cybersecurity, technology policy and software engineering.[21][22][23][24][25][26]

Guo is on the Midas List and the Midas Seed List of top investors.[27]

She co-hosts the podcast No Priors with tech founder and super angel Elad Gil.[28]

Personal life

Guo is married to Pat Grady of Sequoia Capital,[29] with whom she has four children.[3]

References

  1. ↑ "Sarah Guo". Forbes.
  2. ↑ Cai, Kendrick (2022-10-04). "Ex-Greylock GP Sarah Guo Announces Conviction Partners, Her New AI Fund". Forbes. Retrieved 2024-03-31.
  3. 1 2 3 Cooke, Dom. "Sarah's Wager". Colossus. Retrieved 2026-07-20.
  4. ↑ Garfinkle, Allie. "Sarah Guo's path to becoming a top AI investor". Fortune. Retrieved 2026-04-07.
  5. ↑ "The Cambridge Cyber Summit: Sarah Guo". CNBC. 2017-09-19. Retrieved 2024-02-02.
  6. ↑ Treutler, Lauren (2023-05-22). "Alumni Spotlight: Asian-American Founders & Entrepreneurs". Lauder Institute. Retrieved 2025-06-17.
  7. ↑ Heller, Jamie; Russolillo, Steve (March 2, 2025). "She's a Silicon Valley success. Here's her advice for how you can make it too". Business Insider. Retrieved September 17, 2025.
  8. ↑ Loizos, Connie (May 15, 2018). "Sarah Guo breaks through at Greylock, becoming one of the first female general partners in the firm's 53-year history".
  9. ↑ Garfinkle, Allie (2025-04-14). "She was one of the youngest general partners in venture capital. Now she's at the forefront of AI investing". Fortune.
  10. ↑ Palazzolo, Stephanie. "Former Greylock VC Sarah Guo is betting her career on the AI boom with new fund Conviction. Here's why". Business Insider. Retrieved 2024-02-02.
  11. ↑ Konrad, Alex (2025-01-31). "Goodbye, Golden Handcuffs: Inside The Partner Exodus Rippling Across Venture Capital". Forbes. Retrieved 2024-02-14.
  12. ↑ Garfinkle, Allie (2025-09-05). "Baseten, AI inference unicorn, raises $150 million at $2.15 billion valuation". Fortune. Retrieved 2025-11-26.
  13. ↑ Shrivastava, Rashi (2024-12-02). "Coders Worry The AI From This $2 Billion Startup Could Replace Their Jobs". Forbes. Retrieved 2025-02-14.
  14. ↑ Feldman, Amy. "OpenEvidence Cofounder Daniel Nadler Is Now A Billionaire". Forbes. Retrieved 2025-09-09.
  15. ↑ Merken, Sarah (2023-04-26). "Legal AI race draws more investors as law firms line up". Reuters. Retrieved 2025-02-19.
  16. ↑ Cai, Kenrick (2023-11-29). "AI Video Startup HeyGen Launches Near-Instant Avatar Generator, Adds $5.6 Million In Funding". Forbes. Retrieved 2025-02-14.
  17. ↑ Loizos, Connie (2024-02-02). "VCs Elad Gil and Sarah Guo on the risks and rewards of funding AI: 'The biggest threat to us in the short run is other people'". TechCrunch. Retrieved 2024-02-02.
  18. ↑ Garfinkle, Allie (2025-04-14). "She was one of the youngest general partners in venture capital. Now she's at the forefront of AI investing". Fortune. Retrieved 2025-04-15.
  19. ↑ Knight, Will (2025-11-19). "This Home Robot Clears Tables and Loads the Dishwasher All by Itself". Wired. Retrieved 2025-11-26.
  20. ↑ Criddle, Christina; Hammond, George (2025-06-20). "Mira Murati's Thinking Machines Lab valued at $10bn after $2bn fundraising". Financial Times. Retrieved 2025-09-09.
  21. ↑ Chan, Bianca; Rao, Leena (2023-11-24). "The top 9 AI people in finance". Business Insider. Retrieved 2024-02-02.
  22. ↑ Somerville, Heather (2021-04-20). "Greylock's Sarah Guo Sounds Alarm on Heightened Cybersecurity Risks". The Wall Street Journal. Retrieved 2024-03-31.
  23. ↑ Lohr, Steve (2024-12-11). "Technologists: Smarter-Than-Humans A.I. Will Likely Be Here by 2030". The New York Times. Retrieved 2024-02-14.
  24. ↑ Davalos, Jackie (2025-02-05). "The Competitive AI Model Landscape". Bloomberg. Retrieved 2024-02-14.
  25. ↑ Rooney, Kate (2025-01-23). "Venture capital veterans talk new Silicon Valley firms and the AI hype cycle". CNBC. Retrieved 2024-02-14.
  26. ↑ "Stanford HAI 2025 Congressional Boot Camp on Artificial Intelligence". Stanford HAI. 2025-08-12. Retrieved 2025-08-20.
  27. ↑ "The 2025 Midas Seed List: Meet The Visionary Investors Powering The Next Wave Of AI". Forbes. 2025-05-28. Retrieved 2025-05-28.
  28. ↑ Kim, Tae (2024-11-07). "Nvidia CEO Jensen Huang Predicts 'Hyper Moore's Law' Pace for AI". Barrons. Retrieved 2025-04-15.
  29. ↑ Shrivastava, Rashi. "Sarah Guo Bet Everything On AI Pre-ChatGPT. Now She's One Of The World's Top Investors". Forbes. Retrieved 2026-06-01.
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