Jonathan Regan works as a Partner at Quantum Capital Group. The firm's known portfolio counts 10 companies.
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Investment focus
- Focus
- CarbonClean EnergyData AnalyticsEVEnterprise SaaSMidstream EnergySustainability
Contacts
Affiliated funds' portfolios
Partner at Quantum Capital Group, whose known portfolio counts 10 companies
- Heirloom
- Dragos
- BeZero Carbon
- Orennia
- Recurve
- Carbon Direct
- Risilience
- Whitecap Resources
- Figbytes
- Trace Midstream
Investor Profile
The listing covers sectors Climate, Hardware and SaaS, and focus areas Carbon, Clean Energy, Data Analytics and EV. Startups operating in these areas may find Jonathan Regan relevant.
Quantum Capital Group appears in Growth, Late-Stage and Series A rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether Jonathan Regan is worth approaching.
Colleagues at Quantum Capital Group
Alex Jackson
Partner
Houston, United States
Scott McGregor
Managing Director
Houston, United States
Wil VanLoh
Founder & CEO
Houston, United States
Tom Field
Partner
Houston, United States
Rob Meister
Partner
Houston, United States
Patrick Hughes
Investor
Houston, United States
James Baird
Partner and General Counsel Emeritus
Houston, United States
Garry Tanner
Partner
Houston, United States
Sewell Strifler
Managing Director
Houston, United States
Robby Rybarczyk
Vice President
Houston, United States
Lane Neal
Managing Director
Houston, United States
Michael Dalton
Senior Vice President
Houston, United States
Brandon Schmidt
Director
Houston, United States
Basak Kurtoglu
Managing Director
Houston, United States
John Oldenburg
Managing Director
New York, United States
Frequently asked questions
Who is Jonathan Regan?
Jonathan Regan is a private equity investor and venture debt investor based in Houston, Texas, United States, listed as Partner at Quantum Capital Group. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Jonathan Regan personally.
What does Jonathan Regan invest in?
Listed sectors include Climate, Hardware and SaaS; listed focus areas include Carbon, Clean Energy, Data Analytics and EV. 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 Jonathan Regan invest at?
Quantum Capital Group appears in Growth, Late-Stage and Series A rounds across its known deals, and Jonathan Regan is listed there as Partner. 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 Jonathan Regan listed at?
Jonathan Regan is listed as Partner at Quantum Capital Group. 15 other people in the database share a firm with Jonathan Regan.
How do I contact Jonathan Regan?
An email address, a phone number and a LinkedIn page are on file for Jonathan Regan. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal