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50 Renewable Energy Private Equity Firms (2026)

Antin Infrastructure Partners

Tier 2: infrastructure & energy specialistsvalue‑add, buyout

Pure‑play infrastructure investor deploying rapidly across energy, environment, and digital assets. Highly active in 2025/2026 bridging European and North American essential assets.

Relevant AUM / Platform Scale
>€33B
Headquarters / Location
Europe
Founded
2007
Latest Fund / Vehicle
Flagship Fund V (€10.2B); Mid Cap II

Focus Sectors & Technology

energy & environmentdigitaltransport

Key Investments & Platforms

  • Sapphire Gas Solutions (2026)
  • NorthC
  • Vigor Marine