WHA Utilities & Power Public Co. Ltd. engages in the provision and supply of industrial water, waste water treatment, and utilities infrastructure. It operates through the following segments: Water Business, Power Business, and Holding Company. The Water Business segment involves in the distribution of raw water, production of industrial water, and wastewater treatment business. The Power Business segment covers the generation and distribution of electricity. The Holding Company segment refers to investment holding activities. The company was founded on June 30, 2008 and is headquartered in Bangkok, Thailand.