About Us

Ameresco, Inc. is a leading independent provider of comprehensive energy efficiency and renewable energy solutions for facilities throughout North America, delivering long-term value through innovative systems, strategies and technologies. Ameresco's solutions range from upgrades to facility's energy infrastructure to the development, construction and operation of renewable energy plants combined with tailored financial solutions. We work with customers on both sides of the meter to reduce operating expenses, upgrade and maintain facilities, stabilize energy costs, improve occupancy comfort levels, increase energy reliability and enhance the environment.

The Company was founded in 2000 by George Sakellaris, a pioneer in the energy service business. To best serve its wide-ranging clientele, Ameresco has regional offices located throughout North America. With dedicated energy and business professionals with years of experience and strong commitment to customer satisfaction and service, Ameresco offers you the resources needed to successfully plan, execute and even finance the energy program that will create real, sustained economic and operating benefits to fulfill your unique requirements.


2013 Globe 100 List of Top-Performing Public Companies

2012 Renewable Energy World Excellence in Renewable Energy Award, Biomass Project of the Year: DOE Savannah River Site
2011 Forbes 100 List, America's Best Small Companies
2010 New England Energy Council Employer of the Year
2008 Frost & Sullivan Award for Green Excellence
DCAM 2008 Award for Excellence | 2008 EPA Industry Partner of the Year
2004 EPA Industry Partner of the Year | 2004 EPA Project of the Year

Learn more about our Partnerships and Awards.