First Reserve
First Reserve is a private equity investor based in Stamford, United States. It reports about $7.0bn in private-fund assets across 25 private funds to the US Securities and Exchange Commission (Form ADV, September 2026). Its funds raised about $1.2bn in the last 36 months (Form D filings).
Part of the 311 Institute Global Investors Directory (311institute.com). Last updated .
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Questions and answers
What kind of investor is First Reserve?
First Reserve is a private equity investor based in Stamford, United States.
Where is First Reserve based?
First Reserve is headquartered in Stamford, United States, according to its filing with the US Securities and Exchange Commission.
How much does First Reserve manage?
It reports about $7.0bn in private-fund assets across 25 private funds to the US Securities and Exchange Commission (Form ADV, September 2026).
Source: US Securities and Exchange Commission adviser record (Form ADV and Form D filings), as of September 2026.
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