James Meffen is an Investor at HASI, whose known portfolio counts 3 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investor at HASI, whose known portfolio counts 3 companies
- Dimension Energy
- GridPoint
- Vision RNG
Investor Profile
The listing covers sectors Climate and FinTech, and focus areas Battery, Carbon, Clean Energy and Project Finance. Startups operating in these areas may find James Meffen relevant.
HASI appears in Late-Stage, Seed and Series B rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether James Meffen is worth approaching.
Colleagues at HASI
Tim Mooradd
Senior Director - Investment Team
Washington, United States
Jeb Bemiss
Senior Manager - Investments
Washington, United States
Mia Dyring
Investment Associate
New York, United States
Angela Jang
Investor
New York, United States
Yingting Wang
Climate Solutions Investor
Washington, United States
Michael D. Lopez
Senior Associate - Investments
Washington, United States
Spencer Edwards
Senior Analyst - Investments
Washington, United States
Amanda Shamirian
Investor
Los Angeles, United States
Belinda Mo
Climate Positive Investments
Washington, United States
Sean Keller
Senior Manager - Investments
Washington, United States
Bessie Clark
Senior Director - Investments
New York, United States
Jeffrey Lipson
Investor
Annapolis, United States
Josh Mersfelder
Managing Director - Investments
Denver, United States
Alex X.
Senior Analyst - Investments
Washington, United States
Nick Silbergeld
Director, Credit Investments
Washington, United States
Frequently asked questions
Who is James Meffen?
James Meffen is a private equity investor and venture debt investor based in Washington, District of Columbia, United States, listed as Investor at HASI. The known portfolio of that firm counts 3 companies. That portfolio belongs to the firm, not to James Meffen personally.
What does James Meffen invest in?
Listed sectors include Climate and FinTech; listed focus areas include Battery, Carbon, Clean Energy and Project Finance. 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 James Meffen invest at?
HASI appears in Late-Stage, Seed and Series B rounds across its known deals, and James Meffen is listed there as Investor. 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 James Meffen listed at?
James Meffen is listed as Investor at HASI. 15 other people in the database share a firm with James Meffen.
How do I contact James Meffen?
An email address, a phone number and a LinkedIn page are on file for James Meffen. 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