Geoff Karren
Chief Investment Officer (CIO), Portfolio Manager, Managing Partner at Energy Group Capital
Austin, Texas
Geoff Karren, Chief Investment Officer (CIO), Portfolio Manager, Managing Partner at Energy Group Capital is an active investor based in Austin, Texas. This profile covers what Geoff Karren backs, at which stage, and how founders can reach out in 2026.
Geoff Karren is the Chief Investment Officer, Portfolio Manager, and Managing Partner at Energy Group Capital.
Geoff Karren invests in Climate & Energy, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Climate & Energy
- Location
- Austin, Texas
- Typical check
- $3.8M
How to reach Geoff Karren
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About this profile
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Round Funded. "Geoff Karren." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/geoff-karren
Frequently Asked Questions
Who is Geoff Karren?
Geoff Karren, Chief Investment Officer (CIO), Portfolio Manager, Managing Partner at Energy Group Capital is an active investor based in Austin, Texas. Geoff Karren invests in Climate & Energy, typically at Early Stage Venture and Late Stage Venture.
What does Geoff Karren invest in?
Geoff Karren invests in Climate & Energy, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Geoff Karren invest at?
Geoff Karren typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Geoff Karren's typical check size?
Geoff Karren 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.