Thermax Ltd. engages in the provision of engineering solutions to the energy and environment sectors. It operates through the following segments: Energy, Environment, and Chemical. The Energy segment comprises Process Heating, Absorption Cooling and Heating, Boiler and Heater and Power businesses and related services. The Environment segment consists air pollution control and water and waste solutions. The Chemical segment comprises boiler and water chemicals, resins, performance chemicals, construction chemicals, and oil field chemicals. The company was founded by A. S. Bhathena in 1966 and is headquartered in Pune, India.