Alex Krueger is a Chairman and Managing Partner at First Reserve, whose known portfolio counts 9 companies.
Is Alex Krueger a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
- Stage
- Late-StageSeed
- Sector
- Climate
- Focus
- Energy InfrastructureMidstreamOil & Gas
Contacts
Affiliated funds' portfolios
Chairman and Managing Partner at First Reserve, whose known portfolio counts 9 companies
- AFGlobal Corp
- Hoover Ferguson
- Lucero Energy
- Plains All American Pipeline
- Venterra
- Ascent Resources
- Palmdale Oil Company
- Phillips 66 Partners
- Texas American Resources Company
Investor Profile
The listing covers sector Climate, and focus areas Energy Infrastructure, Midstream and Oil & Gas. Startups operating in these areas may find Alex Krueger relevant.
Stage-wise, the deals at First Reserve cluster around Late-Stage and Seed rounds.
The firm portfolio and the focus above give founders context on whether Alex Krueger matches their raise.
Colleagues at First Reserve
Gary Reaves
Managing Partner
Houston, United States
William Brown
Managing Director
Houston, United States
Jeff Quake
Managing Partner
Stamford, United States
Todd Tomlin
Investor
Dallas, United States
Paul Steen
Managing Director
Houston, United States
Thomas Amburgey
Managing Director
Houston, United States
John Hill
Managing Director
Atlanta, United States
Frequently asked questions
Who is Alex Krueger?
Alex Krueger is a private equity investor based in Stamford, Connecticut, United States, listed as Chairman and Managing Partner at First Reserve. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Alex Krueger personally.
What does Alex Krueger invest in?
Listed sectors include Climate; listed focus areas include Energy Infrastructure, Midstream and Oil & Gas. 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 Alex Krueger invest at?
First Reserve appears in Late-Stage and Seed rounds across its known deals, and Alex Krueger is listed there as Chairman and Managing 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 Alex Krueger listed at?
Alex Krueger is listed as Chairman and Managing Partner at First Reserve. 7 other people in the database share a firm with Alex Krueger.
How do I contact Alex Krueger?
An email address, a phone number and a LinkedIn page are on file for Alex Krueger. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
Skip the browsing. Let AI find your ideal investors in one minute.
Paste your startup website and AI picks your best-fit investors out of 135,000+ profiles.
Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal