WHA Utilities and Power Public Company Limited provides utilities and water solutions in Thailand and internationally. It produces and distributes industrial water; and provides waste water treatment and management services to industrial estates. The company also engages in the solar power business; investment in water and power businesses; natural gas distribution; and coal, gas, hydro, solar, and alternative power generation. The company was formerly known as Hemaraj Clean Water Company Limited and changed its name to WHA Utilities and Power Public Company Limited in August 2016. WHA Utilities and Power Public Company Limited was founded in 2008 and is headquartered in Samut Prakarn, Thailand. The company is a subsidiary of WHA Industrial Development Public Company Limited.