Special Report

100 Best Small Companies in America


  • Revenue: $728 million
  • Market Cap: $598 million
  • CEO: Sakellaris, George
  • Industry: Building Products
  • Headquarters: Framingham, Massachusetts
  • Year Founded: 2000
  • Ticker: AMRC (get quote)

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Ameresco, Inc. provides energy efficiency solutions for facilities in North America. The company engages in the design, engineering, development, and installation of projects that reduce the energy, and operations and maintenance costs of its customers’ facilities. These projects primarily include various measures customized for the facility and designed to enhance the efficiency of building systems, such as heating, ventilation, air conditioning, and lighting systems. It also provides renewable energy projects and products, including the development, construction, operation of, and the arrangement of financing for, small-scale renewable energy plants that produce electricity, gas, heat, or cooling from renewable sources of energy; the sale of such electricity, processed LFG, heat, or cooling from plants that it owns; and the sale and installation of photovoltaic (PV) equipment, panels, and integrated PV systems. In addition, the company distributes PV panels, solar regulators, solar charge controllers, inverters, solar powered lighting systems, solar powered water pumps, solar panel mounting hardware, and other system components. Ameresco, Inc. offers its services primarily to governmental, educational, utility, healthcare and other institutional, commercial, and industrial entities. As of December 31, 2011, it constructed approximately 34 renewable energy projects; and owned and operated 22 small-scale renewable energy plants, including 19 renewable LFG plants, 2 waste water biogas plants, and 1 solar PV installation. The company was founded in 2000 and is headquartered in Framingham, Massachusetts.

Ameresco Inc