Anne Fontaine, Venture investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Anne Fontaine backs, at which stage, and how founders can reach out in 2026.
Anne Fontaine is an independent investor with over 15 years of experience in private equity, venture capital, and strategic investments, focusing on energy, infrastructure, and technology.
Anne Fontaine invests in Climate & Energy and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VCPE
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Climate & EnergySaaS & Enterprise
- Location
- San Francisco, California
- Typical check
- $3.8M
How to reach Anne Fontaine
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About this profile
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Cite this page
Round Funded. "Anne Fontaine." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/anne-fontaine
Frequently Asked Questions
Who is Anne Fontaine?
Anne Fontaine, Venture investor in San Francisco is an active investor based in San Francisco, California. Anne Fontaine invests in Climate & Energy and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture.
What does Anne Fontaine invest in?
Anne Fontaine invests in Climate & Energy and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Anne Fontaine invest at?
Anne Fontaine typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Anne Fontaine's typical check size?
Anne Fontaine typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.