Ameresco, Inc.

Ameresco, Inc. is an energy infrastructure solutions provider that helps customers reduce costs, improve resilience, and achieve net-zero carbon emissions during the global energy transition. The company's services include implementing smart energy efficiency solutions, upgrading aging infrastructure, and developing, constructing, and operating distributed energy resources. These solutions range from facility energy infrastructure upgrades to the development, construction, and operation of renewable energy plants, combined with customized financial solutions. Ameresco works with customers to reduce operating expenses, upgrade and maintain facilities, stabilize energy costs, improve occupancy comfort, increase energy reliability, and enhance the environment. The company utilizes budget-neutral solutions, such as energy savings performance contracts ("ESPCs") and power purchase agreements ("PPAs"), to address financial barriers for energy efficiency and renewable energy projects. Ameresco provides energy infrastructure solutions to Federal, state, and local governments, utilities, data centers, educational and healthcare institutions, housing authorities, and commercial and industrial customers across North America and Europe. Since its inception, Ameresco has sourced and raised approximately $7.0 billion in project financing and delivered $18.1 billion in energy solutions. As of December 31, 2025, the company has approximately 60 offices located throughout North America and Europe and more than 1,600 energy and business professionals.