Mainstay Energy is the one-stop shop for your project development. We will bring together all of the disciplines required for a successful project: finance, engineering, commercial, real estate, environmental, regulatory, government affairs, and public relations. Mainstay can be engaged at any stage of the project, and will be your partner to take it through financial close and into construction.

Project Development 

Do you have true energy project development and technical assessment expertise in your due diligence team?  Let Mainstay help you evaluate a project or technology for investment potential. As a partner or outside consultant for investment firms, private equity, or venture capital, let Mainstay kick the tires on a deal you find intriguing and provide you with critical analysis.

Due Diligence ›

Have a site that seems just perfect for any energy development? Access to technology that may be ready to go big? Relationships with customers ready to buy? Need help with an energy pro forma model? Whatever your angle is, Mainstay Energy can help craft a business plan that will get attention in from investors and other stakeholders. Call Mainstay today for a free consultation..

Business Plan Creation › 


Mainstay has over a decade of expertise in helping projects to realize benefits from the vast array of federal, state, and local programs available in the energy space.

Government Incentives >

Take a look at a sampling of projects that Mainstay has worked on. We have expertise across a broad range of technologies and structures. The guiding principle is completion of the project and satisfaction for the project participants.

Portfolio >

Biography and contact info for Mainstay Energy

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