BGR Energy Systems Limited, together with its subsidiaries, manufactures and sells capital equipment for power plants, petrochemical and process industries, and refineries in India and internationally. Its Power Projects division engages in the provision of turnkey engineering, procurement, and construction services for power plants; and supply of sub and super critical steam turbines and generators, and single and multiple pressure level natural circulation heat recovery steam generators. The company's Electrical Projects division offers solutions for EHV substations; optical fiber composite ground wire and optical line termination equipment; gas insulated switchgear substations; EHV transmission lines; plant electrical projects; and rural electrification. This division also provides power and auxiliary transformers, power evacuation systems, HT/LT/control cables, HT/LT switchgears, DC systems, and battery and battery chargers. Its Oil and Gas Equipment division offers process equipment packages and systems, pipeline equipment, compressor packaging products, and storage tanks. The company's Environmental Engineering division provides deaerators, membrane based water treatment plant, membrane based desalination plants, effluent treatment and recycling plants, and condensate polishing units. Its Air Fin Coolers division offers tube bundles, headers, finned tubes, and auxiliary items, as well as process, radiator, and compressors coolers. The company also provides heat exchangers; pressure vessels, reactors, and columns; waste heat recovery modules and convection coils; surface condensers and HP/LP heaters; welded finned tubes; process equipment and boiler components; dry and wet cooling systems; and debris separators, self-cleaning systems/strainers, online tube cleaning systems, and sponge cleaning balls. In addition, it operates thermal power project at Cuddalore, Tamil Nadu. BGR Energy Systems Limited was incorporated in 1985 and is based in Chennai, India.