Ameresco

Ameresco is an energy infrastructure solutions company founded in 2000. It develops, constructs and operates comprehensive energy solutions for customers seeking to cut costs, improve resilience and decarbonise towards net zero. The firm employs more than 1,500 people and has delivered over $16 billion in energy solutions, with operations across North America and Europe.

Its work spans energy efficiency upgrades and renewable energy development, covering solar, wind, biomass, geothermal and hydropower projects. The portfolio also includes distributed energy resources, battery storage, microgrids and EV charging infrastructure. Solutions are designed and implemented individually for each customer rather than drawn from a fixed catalogue.

Ameresco serves federal, state and local government bodies, utilities, data centres, educational and healthcare institutions, housing authorities, and commercial and industrial clients. The company describes itself as a full-service partner, with teams of engineers, project managers and technical experts working together on delivery. It states its ethos as "showing the way" since 2000, with an emphasis on measurable results and sustainability.