Riverstone Holdings is a multinational private equity firm founded in 2000 and based in New York City, focused on leveraged buyout, growth capital, and credit investments in the energy, power, and infrastructure industries. The firm has raised over $40 billion since inception across its energy and power funds.
46% of their portfolio is in Climate & Energy. Average disclosed round size is $184.4M (across 19 rounds with reported amounts).
Portfolio
22
Fund Size
$7.7B
Top Stage
Series B
Last 12 Mo
0
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
24 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| AACCURE Battery Intelligence | Series B | $16M | Feb 2025 |
 Infinitum | Series E | $185M | Nov 2023 |
| GGoinfinitum | Series E | $185M | Nov 2023 |
 Harbinger | Series A | $60M | Sep 2023 |
 Iontra Inc | Series B | $67M | Jul 2023 |
 Sicona | Series A | $22M | Jun 2023 |
 Our Next Energy | Series B | $300M | Feb 2023 |
 Electron | Unknown | — | Jan 2023 |
| OOur Next Energy Inc. | Series B | $300M | Jan 2023 |
 Group 14 Technologies | Series C | $614M | Dec 2022 |
| Group 14 Technologies | Series C | — | May 2022 |
 T-REX | Series C | $40M | Jan 2022 |
| TT-REX Group, Inc. | Series C | $40M | Jan 2022 |
| Sicona | Seed | $3.7M | Aug 2021 |
| SSicona Battery Technologies | Series A | — | Aug 2021 |
| LLoanpal | Growth | $800M | Jan 2021 |
 FreeWire Tech | Series C | $50M | Jan 2021 |
| CCanadian International Oil Corp. | Growth | $181M | Mar 2014 |
 Signol | Unknown | — | — |
 Accure | Series B | $16M | — |
 BioSqueeze | Series A | $7.4M | — |
| AAccure | Series B | $16M | — |
 Hefring Marine | Seed | — | — |
| AAdmiral Permian Resources, LLC | Unknown | $600M | — |
Top Co-Investors
Volta Energy Technologies3 shared
Artesian3 shared
Capnamic Ventures3 shared
HSBC3 shared
Incharge Capital Partners3 shared
42CAP3 shared
Porsche AG2 shared
Union Square Ventures2 shared
Decarbonization Partners2 shared
Vsquared Ventures2 shared
Moore Strategic Ventures2 shared
Market One Capital2 shared
Coatue Management LLC2 shared
Franklin Templeton2 shared
BMW i Ventures2 shared
Breakthrough Energy Ventures2 shared
Fifth Wall2 shared
Investible2 shared
Chicago Ventures2 shared
Last updated: 8 September 2026