Marathon Capital

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Marathon Capital is an independent investment bank focused solely on the clean economy and energy transition. They provide financial and strategic advice to businesses, governments, and non-governmental organizations navigating decarbonization.

Investment Focus

Technologies

Solar2

Solar PV2

Onshore Wind1

Offshore Wind1

Hydro1

Geography

USA1

United States1

Deal History (5)

Marathon Capital Advises Westlake Corporation on Multi-Year REC Purchase Agreement

Offtaker Solar, Onshore Wind, Offshore Wind, Hydro, Biomass, Geothermal Jun 1, 2025

Marathon Capital Advises Origami Solar on Sale of Company to Nextracker

Seller Solar PV Sep 1, 2025

Marathon Capital Advises Overwatch Capital on 1 GW Partnership with Idemitsu to Build High-Density AI Data Centers Across Ten U.S. States

Partner Data Center USA Nov 1, 2025

Marathon Capital has Advised Earthrise Energy on its $630 Million Financing for MISO-based Solar Project

Developer Solar PV Jun 1, 2025 USD630M

TerraForm Power Acquires 1.56 GW Steward Creek Solar Project from Hexagon Energy

advisor Solar, Solar Pv United States Feb 9, 2026

Co-Investors & Partners

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