# PE firms backing Energy (2026 list) > 216 PE firms backing Energy, 83% active in the last 12 months. Led by Gaingels, Goldman Sachs, Citibank. Ranked by what they funded. Source: https://millionrounds.com/lists/pe-firms-energy (Millionrounds; every figure on the page links to its filing or article) [Investor Lists](https://millionrounds.com/lists) # PE firms backing Energy Updated 7 November 2026 PE firms we have observed in an energy round in the last two years. [See all 216 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fpe-firms-energy)The top 25 **216** investors on the list *+5* this week **1,759** cheques in 12 months *+15%* against the market **$80M** median round they joined *+900%* against the market median **83%** wrote a cheque in 12 months **51%** have led a round ## The Top 25 Ordered by cheques observed, never by anything anyone paid for Deploying now (25) - 1 [Gaingels](https://millionrounds.com/fund/gaingels) *Deploying now* Private equity · United States **1,010** **$8M** median round **Oct 2026** last seen - 2 [Goldman Sachs](https://millionrounds.com/fund/goldman-sachs) *Deploying now* Private equity · United States **758** **$73M** median round **Oct 2026** last seen - 3 [Citibank](https://millionrounds.com/fund/citi) *Deploying now* Growth equity · United States **566** **$20M** median round **Oct 2026** last seen - 4 [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) *Deploying now* Private equity · United States **551** **$2.9M** median round **Nov 2026** last seen - 5 [IDG Capital](https://millionrounds.com/fund/idg-capital) *Deploying now* Private equity · China **504** **$25M** median round **Oct 2026** last seen - 6 [DCM Ventures](https://millionrounds.com/fund/dcm-ventures) *Deploying now* Private equity · United States **433** **$16M** median round **Aug 2026** last seen - 7 [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) *Deploying now* Private equity · United States **395** **$93M** median round **Nov 2026** last seen - 8 [Morgan Stanley Investment Management](https://millionrounds.com/fund/morgan-stanley-investment-management) *Deploying now* Private equity · United States **288** **$56M** median round **Oct 2026** last seen - 9 [General Atlantic](https://millionrounds.com/fund/general-atlantic) *Deploying now* Private equity · United States **273** **$127M** median round **Oct 2026** last seen - 10 [Business Growth Fund](https://millionrounds.com/fund/bgf) *Deploying now* Private equity · United Kingdom **260** **$9.9M** median round **Nov 2026** last seen - 11 [Warburg Pincus](https://millionrounds.com/fund/warburg-pincus) *Deploying now* Private equity · United States **260** **$124M** median round **Oct 2026** last seen - 12 [HSBC](https://millionrounds.com/fund/hsbc) *Deploying now* Growth equity · United Kingdom **234** **$45M** median round **Oct 2026** last seen - 13 [TPG](https://millionrounds.com/fund/tpg) *Deploying now* Private equity · United States **205** **$91M** median round **Nov 2026** last seen - 14 [TCV](https://millionrounds.com/fund/tcv) *Deploying now* Private equity · United States **200** **$100M** median round **Oct 2026** last seen - 15 [K5 Global](https://millionrounds.com/fund/k5-global) *Deploying now* Private equity · United States **199** **$11M** median round **Oct 2026** last seen - 16 [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) *Deploying now* Private equity · United States **198** **$64M** median round **Nov 2026** last seen - 17 [Bond](https://millionrounds.com/fund/bond) *Deploying now* Growth equity · United States **154** **$47M** median round **Sept 2026** last seen - 18 [Eurazeo](https://millionrounds.com/fund/eurazeo) *Deploying now* Private equity · France **150** **$28M** median round **Oct 2026** last seen - 19 [T. Rowe Price](https://millionrounds.com/fund/t-rowe-price) *Deploying now* Private equity · United States **136** **$400M** median round **Nov 2026** last seen - 20 [Foresight Group](https://millionrounds.com/fund/foresight-group) *Deploying now* Private equity · United Kingdom **132** **$4M** median round **Oct 2026** last seen - 21 [Apollo](https://millionrounds.com/fund/apollo-global-management) *Deploying now* Private equity · United States **114** **$55M** median round **Oct 2026** last seen - 22 [S2G Investments](https://millionrounds.com/fund/s2g-investments) *Deploying now* Growth equity · United States **102** **$16M** median round **Oct 2026** last seen - 23 [Blackstone Group](https://millionrounds.com/fund/blackstone-group) *Deploying now* Private equity · United States **98** **$200M** median round **Sept 2026** last seen - 24 [Catalyst Fund](https://millionrounds.com/fund/catalyst-fund-2) *Deploying now* Growth equity · United States **96** **$3M** median round **Oct 2026** last seen - 25 [GIC](https://millionrounds.com/fund/gic) *Deploying now* Private equity · Singapore **92** **$200M** median round **Oct 2026** last seen **191 more on this list** All 216 are in the app, with filters for stage, sector and market. A free account shows 10 per search, Pro up to 1,000. [See the whole list *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fpe-firms-energy) ## The Newest Cheques Rounds this list's investors joined most recently - **7** Nov **[Arka Fincap](https://millionrounds.com/company/arka-fincap)** Other *Led by* [TPG](https://millionrounds.com/fund/tpg) - **6** Nov **[Harbinger](https://millionrounds.com/company/harbinger)** Series D+ · $240M *Led by* [Capricorn's Technology Impact Fund](https://millionrounds.com/fund/capricorn-s-technology-impact-fund) - **5** Nov **[T-Therapeutics](https://millionrounds.com/company/t-therapeutics)** Series B · $133M *With* [Business Growth Fund](https://millionrounds.com/fund/bgf) - **5** Nov **[Soter Insure](https://millionrounds.com/company/soter-insure)** Series B *With* [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) - **5** Nov **[firmly](https://millionrounds.com/company/firmly)** Series A · $15M *With* [• Ark Invest](https://millionrounds.com/fund/ark-invest) - **5** Nov **[Nyquis](https://millionrounds.com/company/nyquis)** Seed · $6.3M *With* [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) ## Stages This Year 1,447 rounds - Venture **18%** - Debt **15%** - Series A **11%** - Other **11%** - Series B **9%** - Other **37%** ## What They Backed Sectors, last 12 months - AI **453** - Energy **146** - Biotech **146** - Fintech **105** - Big Data & Analytics **83** - Healthcare **79** ## Cheques by Quarter Led Joined 368 Q1 25 351 Q2 25 435 Q3 25 573 Q4 25 535 Q1 26 481 Q2 26 357 Q3 26 143 Q4 26 The last bar is the quarter still running. ## Lists Like This - [VC firms backing AI 4,329](https://millionrounds.com/lists/vc-firms-ai) - [VC firms backing Fintech 1,856](https://millionrounds.com/lists/vc-firms-fintech) - [VC firms backing Big Data & Analytics 1,248](https://millionrounds.com/lists/vc-firms-big-data) - [VC firms backing Biotech 1,207](https://millionrounds.com/lists/vc-firms-biotech) - [VC firms backing Robotics 1,098](https://millionrounds.com/lists/vc-firms-robotics) - [VC firms backing Construction 1,025](https://millionrounds.com/lists/vc-firms-construction) - [VC firms backing Energy 998](https://millionrounds.com/lists/vc-firms-energy) - [PE firms backing AI 956](https://millionrounds.com/lists/pe-firms-ai) - [VC firms backing Cybersecurity 950](https://millionrounds.com/lists/vc-firms-cybersecurity) [All investor lists *→*](https://millionrounds.com/lists) ## Reading for founders in climate and energy - Taming the Sun: Innovations to Harness Solar Energy and Power the Planet Varun Sivaram · 2018 4.06 from 510 ratings on Goodreads Climate and energy Innovation About the book How solar could spark a clean-energy transition through transformative innovation--creative financing, revolutionary technologies, and flexible energy systems. Solar energy, once a niche application for a limited market, has become the cheapest and fastest-growing power… On AmazonListen on Audible - Race for Tomorrow: Survival, Innovation and Profit on the Front Lines of the Climate Crisis Simon Mundy · 2022 4.22 from 207 ratings on Goodreads Climate and energy Innovation Company building About the book In this extraordinary journey through twenty-six countries, Simon Mundy meets the people on the front lines of the climate crisis, showing how the struggle to respond is already reshaping the modern world – shattering communities, shaking up global business, and propelling a… On AmazonListen on Audible - The Elements of Power: Gadgets, Guns, and the Struggle for a Sustainable Future in the Rare Metal Age David S. Abraham · 2015 4.06 from 264 ratings on Goodreads Climate and energy Company building About the book Our future hinges on a set of rare metals that few of us have even heard of. In this eye-opening book, a natural resource strategist reveals the critical importance of these transformative elements to our technological lifestyle and the consequences of our reliance upon them,… On AmazonListen on Audible - Scale: The Universal Laws of Growth, Innovation, Sustainability, and the Pace of Life in Organisms, Cities, Economies, and Companies Geoffrey B. West · 2017 4.11 from 5,764 ratings on Goodreads Climate and energy Company building Innovation About the book The former head of the Sante Fe Institute, visionary physicist Geoffrey West is a pioneer in the field of complexity science, the science of emergent systems and networks. The term “complexity” can be misleading, however, because what makes West’s discoveries so beautiful is… On AmazonListen on Audible More books for founders and investors on the [Reading List](https://millionrounds.com/reading-list?role=founder&industry=climate). As an Amazon Associate we earn from qualifying purchases. ## Quick answers about PE firms backing Energy ### Who are the most active PE firms backing Energy? By cheques observed, the most active are Gaingels, Goldman Sachs, Citibank, Pioneer Fund and IDG Capital. ### How many PE firms backing Energy are there? 216 are on record. 83% made an investment in the last 12 months and 51% have led a round. ### Which stages do PE firms backing Energy back? Of the rounds with a named stage in the last 12 months, mostly Debt (22%) and Series A (17%). ### How big are the rounds PE firms backing Energy join? The typical (median) round among the leading investors here is $47M. ### Which sectors do PE firms backing Energy back most? In the last 12 months, mostly AI, Energy and Biotech. ### Which PE firms backing Energy lead the most rounds? General Atlantic (32 led), Goldman Sachs (22 led) and TCV (17 led). ### Where are PE firms backing Energy based? Among the most active, most are based in the United States (19), the United Kingdom (3) and China (1). ### What have PE firms backing Energy invested in recently? Recent rounds include Arka Fincap (Other, Nov 2026, with TPG), Harbinger (Series D+, Nov 2026, with Capricorn's Technology Impact Fund) and T-Therapeutics (Series B, Nov 2026, with Business Growth Fund). Built from the rounds we watched, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections)