Investor profile
Eric Toone
Family Office, Venture capital & CTO at Breakthrough Energy, Professor of Chemistry (Emeritus) at Duke Capital Partners
Eric Toone works as a CTO at Breakthrough Energy. The firm's known portfolio counts 10 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
CTO at Breakthrough Energy, whose known portfolio counts 10 companies
- Fervo Energy
- ZeroAvia
- Stoke Space
- Sygaldry Technologies
- Mangrove Lithium
- Rumin8
- Heron Power
- Fleetzero
- Arinna
- Litherm Technologies
Professor of Chemistry (Emeritus) at Duke Capital Partners, whose known portfolio counts 10 companies
- NewLimit
- Superb AI
- Sidecar Health
- Ozette Technologies
- getxerpa
- Four Points Innovation
- In-Video Impressions
- MoneyComb
- PranaQ
- Talented
Investor Profile
Founders in the listed sectors AI, Climate, FinTech and Hardware, and focus areas AI Infrastructure, Aerospace, AgriTech and Battery fall inside that listing.
Stage-wise, the deals at Breakthrough Energy cluster around Growth, Pre-Seed and Seed rounds.
What the affiliated firm has backed is the closest available signal on whether Eric Toone is worth approaching.
Colleagues
Showing 20 of 29
John Williams
Retired
Seattle, United States
Bill Gates
Founder
Seattle, United States
Jason Scott
EIR/Professor of the practice
Brooklyn, United States
Joel Moxley
Venture Partner
United States
Pamela Hawley
Board Member
San Francisco, United States
Cassie Young
Board Member, Duke Innovation & Entrepreneurship
New York, United States
Stefan Zlatev
Partner
New York, United States
Phil Larochelle
Partner
Cambridge, United States
Carmichael Roberts
Chief Investment Officer
Boston, United States
Cooper Rinzler
Partner
San Francisco, United States
Chris Rivest
Partner
Palo Alto, United States
Tim Singer
Business Fellow/Operating Partner
San Francisco, United States
Jeff Momplaisir
Director of Portfolio Analytics
Boston, United States
Nancy-Ann DeParle
Member Board of Trustees
Chevy Chase, United States
Erik Balck Sørensen
Member of LPAC of Breakthrough Energy Ventures III
Copenhagen, Denmark
Tre' Scott
Board of Visitors - Trinity College of Arts & Sciences
New York, United States
Mark Hartney
Principal
Lisbon, Portugal
Gaëtan Bonhomme
Partner
Paris, France
Libby Wayman
Partner
Cambridge, United States
David T. Danielson
Investor
Bethesda, United States
Frequently asked questions
Who is Eric Toone?
Eric Toone is a family office investor and venture capital investor based in Raleigh, North Carolina, United States, listed as CTO at Breakthrough Energy. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Eric Toone personally.
What does Eric Toone invest in?
Listed sectors include AI, Climate, FinTech and Hardware; listed focus areas include AI Infrastructure, Aerospace, AgriTech and Battery. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Eric Toone invest at?
Breakthrough Energy appears in Growth, Pre-Seed and Seed rounds across its known deals, and Eric Toone is listed there as CTO. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Eric Toone listed at?
Eric Toone is listed as CTO at Breakthrough Energy. 29 other people in the database share a firm with Eric Toone.
How do I contact Eric Toone?
A LinkedIn page is on file for Eric Toone. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal