Hyflux Ltd. is an investment holding company, which engages in providing water and energy solutions for communities and industries. It operates through the Municipal and Industrial business segments. The Municipal segment supplies a range of infrastructure solutions including water, power, and waste-to-energy to municipalities and governments. The Industrial segment offers liquid separation applications for industrial customers such as the pharmaceutical, biotechnology, food processing, and petrochemical oil-related industries. The company was founded by Ooi Lin Lum in 1989 and is headquartered in Singapore.