Jeff Barnes
Venture investor in Belvedere Tiburon
Belvedere Tiburon, California
Jeff Barnes, Venture investor in Belvedere Tiburon is an active investor based in Belvedere Tiburon, California. This profile covers what Jeff Barnes backs, at which stage, and how founders can reach out in 2026.
Jeff Barnes founded Clean Pacific Ventures to invest in clean technology companies, employing rigorous market analysis and customer segmentation.
Jeff Barnes invests in Climate & Energy, typically at Early Stage Venture.
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- Climate & Energy
- Location
- Belvedere Tiburon, California
- Typical check
- $500K
How to reach Jeff Barnes
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About this profile
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Cite this page
Round Funded. "Jeff Barnes." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/jeff-barnes
Frequently Asked Questions
Who is Jeff Barnes?
Jeff Barnes, Venture investor in Belvedere Tiburon is an active investor based in Belvedere Tiburon, California. Jeff Barnes invests in Climate & Energy, typically at Early Stage Venture.
What does Jeff Barnes invest in?
Jeff Barnes invests in Climate & Energy, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jeff Barnes invest at?
Jeff Barnes typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Jeff Barnes's typical check size?
Jeff Barnes typically writes checks around $500K. 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.