Marcus Ryu
InvestorFounderGeneral Partner at Battery Ventures · Founder at Guidewire Software
San Francisco
Writes $250K – $60M checks · typically $20M
FoundedGuidewire Software
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You →Mike · together at Clearwater Analytics (2021–2022) →Marcus
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About
Marcus Ryu is a General Partner at Battery Ventures and Director at Terminal. He previously co-founded and led Guidewire Software from its inception through its 2012 IPO, scaling the company to over $1.4 billion in revenue serving more than 500 insurers across 40+ countries. His investment focus includes vertical enterprise applications, AI, video AI, and fintech/insurtech sectors.
Founder at Guidewire Software
Intro paths
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Experience
- TerminalDirectorcurrent2026 — presentToronto, Ontario, Canada
- Battery VenturesGeneral Partnercurrent2022 — presentSan Francisco Bay Area
- GenLogsDirectorcurrent2025 — presentWashington, District of Columbia, United States
- MaybernDirectorcurrent2025 — presentNew York, United States
- LiberateDirectorcurrent2025 — presentSan Francisco Bay Area
- Descartes UnderwritingBoard Observercurrent2025 — presentParis, France
- Coram AIDirectorcurrent2024 — presentPalo Alto, California, United States
- hyperexponentialDirectorcurrent2024 — presentGreater London, England, United Kingdom
- LEEODirectorcurrent2023 — presentNew York, United States
- Vesta TechnologiesAdvisorcurrent2021 — presentNew York, United States
- KAVAdvisorcurrent2021 — presentRedwood City, CA
- Checkr, Inc.Directorcurrent2018 — presentSan Francisco Bay Area
- BloomreachDirectorcurrent2016 — presentSan Francisco Bay Area
- Bestow Life InsuranceDirector2022 — 2025Dallas, Texas, United States
- Guidewire SoftwareCo-founder, CEO and Chairman2001 — 2024United States
- Informed.IQAdvisor2022 — 2023San Francisco Bay Area
- Clearwater AnalyticsDirector2021 — 2022Boise, Idaho, United States
- Procore TechnologiesDirector2020Carpinteria, California, United States
- Cornerstone OnDemandDirector2018 — 2020Los Angeles, California, United States
- MuleSoftDirector2017 — 2018
Deals · 1
GenLogsBoard seat
via Battery Ventures · filed Feb 2026 · $63.3M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Investor
Coram AIFairmatichyperexponentialLiberate InnovationsMaybern
Sources: SEC Form D filings · curated public sources.
Colleagues at Battery Ventures
Network1
Investors connected to Marcus in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Marcus Ryu?
- Marcus Ryu is a General Partner at Battery Ventures and Director at Terminal. He previously co-founded and led Guidewire Software from its inception through its 2012 IPO, scaling the company to over $1.4 billion in revenue serving more than 500 insurers across 40+ countries. His investment focus includes vertical enterprise applications, AI, video AI, and fintech/insurtech sectors.
- Where does Marcus Ryu work?
- Marcus Ryu is Founder of Guidewire Software and General Partner at Battery Ventures.
- What check size does Marcus Ryu write?
- Marcus Ryu typically writes checks of $250K – $60M.
- What companies did Marcus Ryu found?
- Marcus Ryu founded Guidewire Software.
- What boards does Marcus Ryu sit on?
- Marcus Ryu holds tracked board seats at GenLogs.
- What companies has Marcus Ryu invested in?
- Investments tracked here include Coram AI, Fairmatic, GenLogs, hyperexponential, Liberate Innovations, Maybern.
- Where did Marcus Ryu go to school?
- Marcus Ryu studied at University of Oxford (B.Phil., Philosophy); Princeton University (A.B.).
Founder mafias
University of Oxford mafia763
Also came through, then founded or led a company.
Battery Ventures mafia21
Also came through, then founded or led a company.
Cornerstone OnDemand mafia13
Also came through, then founded or led a company.
Mulesoft mafia12
Also came through, then founded or led a company.
Checkr mafia10
Also came through, then founded or led a company.
Same school
Also attended University of Oxford1,789
+ 1,783 more
Also attended Princeton University1,042
+ 1,036 more



















































































