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Terra-Gen is one of the largest integrated and independent renewable energy power producers in the United States. We are an end-to-end project development, financing and operating company producing quality, utility-scale renewable power across a diverse set of technologies. Our mission is to provide affordable, clean energy, at a large scale, to help the nation achieve its goals of energy security, grid resiliency and having a meaningful impact on climate change.

The company has successfully developed over 5 GW of wind, solar and energy storage. Terra-Gen operates and maintains over 2.7 GW across 27 wind, solar and energy storage projects.

Terra-Gen is owned by Energy Capital Partners (ECP), an investor at the forefront of energy transition, and Igneo Infrastructure Partners, a leading global investment manager with more than $15 billion in direct infrastructure assets.

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Wind Energy ProjectsSee Our ProjectsSolar Energy ProjectsSee Our ProjectsEnergy Storage ProjectsSee Our Projects
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With projects spanning across the United States, Terra-Gen brings an unparalleled level of capability and experience throughout every technology and functional area of renewable development.


Terra-Gen has successfully constructed the largest wind farm in the country and recently completed construction of the country’s largest solar + energy storage project.


Terra-Gen has a significant operations program that includes wind, solar and battery storage. We deliver clean and sustainable energy to power the equivalent of over one million homes.