The Company was originally incorporated in 1985, as a joint venture between GEA Energietechnik GmbH, Germany and the Promoter, Mr. B.G. Raghupathy, to manufacture and sell On-line Condenser Tube Cleaning Systems, Debris Filters  and  Rubber Cleaning  Balls used  in  Thermal  and  Nuclear Power Plants.  In 1993,     Mr. B. G. Raghupathy and members of his family became the sole shareholders of the Company and began to expand the range of product and services range in the Power and Oil & Gas industries. On June 28, 2007 the Company name was changed from GEA Energy System (India) Limited, to BGR Energy Systems Limited.

BGR Energy carries on the business in two segments, the Supply of systems and Equipment and Turnkey Engineering project contracting.

In the Turnkey Engineering project contracting business, the company engineer, manufacture, procure, construct and commission projects in the Power and Oil & Gas sector, wherein it take Turnkey responsibility to supply of a range of equipment and services, including the civil works required for a project and other work as may be required under the contract for such project.

The company executes Turnkey Contracts to supply the Balance of Plant ("BOP") Equipment, Services and Civil works for Power Generation projects, in which it supply, from a single source, the Balance of the plant, i.e. items other than the Boiler, Turbine and Generator. Having successfully executed BOP contracts, it has begun to focus on Engineering, Procurement and Construction ("EPC") contracts, in which it Design, Engineer and Supply all of the equipment required for a Power Plant including the Boiler, Turbine and Generator and Civil works. The Company is currently executing BOP and EPC contracts tailored to customer demands.

The Company consists of five complementary businesses, including:

• Power Projects business, which provides turnkey EPC and BOP services for coal-based Thermal Power Plants and Gas-based Combined Cycle Power Plants typically over 100 megawatts ("MW"), and which completed its first contract in 2002

• Oil and Gas Equipments business, which designs and manufactures gas conditioning & metering skids, storage tanks, pipeline pig launching & receiving systems, gas processing complexes and gas compressor packages related to the oil and gas industry for companies in India and abroad, and which began operating in 2001

• Air Fin Coolers business, which designs and manufactures Air Fin Coolers which cool process fluids and gases used in the refining, petrochemical, and oil and gas industries, and which began operating in 1994

• Environmental Engineering business, which designs manufactures and provides Deaerators, Desalination plants, Water treatment plants and Effluent treatment plants, which have application in Power and Process plants and other Industrial plants, and which began operating in 1996

• Electrical Projects business, which designs supplies Electrical systems and equipment such as Gas Insulated Switchgear (GIS) substations, Optical Fiber Power Ground Wires (OPGW), Extra High Voltage substations and Transmission Lines to Power Stations, Refineries and Petrochemical plants, and which began operating in 2003