Energy Source Group (also known as Revolution Lighting Technologies) is a company that engages in the design, manufacture, marketing, and sale of LED lighting and control solutions. It offers indoor lighting products such as tubes, high and low bays, troffers and flat panels, lamps, and accessories. The company also offers a range of outdoor lighting products, such as area lights, canopy fixtures, wall packs, and signage and media tubes. Energy Source Group caters to the industrial, commercial, and government markets.