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50 Renewable Energy Private Equity Firms (2026)

Stonepeak

Tier 2: infrastructure & energy specialistsgrowth equity, value‑add, buyout

Infrastructure and real assets specialist capitalizing on the massive intersection of energy and digital. Aggressively investing in AI-driven data center power demands alongside its traditional portfolio.

Relevant AUM / Platform Scale
~$84B
Headquarters / Location
Global
Founded
2011
Latest Fund / Vehicle
Stonepeak Infrastructure Fund V

Focus Sectors & Technology

energy transitiondigital infrastructurestorageC&I solar

Key Investments & Platforms

  • Madison Energy
  • WahajPeak
  • Repsol US Renewables (2025)