World Top 100 Utilities Companies List by Market Cap as of August 2026

China Water Affairs Group is an integrated water affairs market through investment, acquisition, merger and expanding existing facilities company focused on raw water supply, tap water supply, sewage treatment, water piping network construction, water meters installation value added businesses and direct drinking water. The company annual revenue is 10,345 million HKD and annual net income is 1,692 million HKD as on 2021. The headquarters is in Hong Kong.

Arendals Fossekompani ASA is an industrial investment company that owns energy and technology. It is having more than 2,100 employees in 26 countries. The company annual revenue is 3,102 million NOK, annual net income is 61 million NOK and total assets are 6,987 million NOK as on 2020. The headquarters is in Norway.

Superior Plus is a chemical sector company and it manufactures and markets Propane and Distillates. The company supplies sodium chlorate, chlor-alkali and potassium and sodium chlorite. They supply chemicals needed fo pulp and paper, food, energy, agriculture, water treatment, airport de-icing, fertilizers and specialty chemicals industries. It operates two separate businesses they are Energy Distribution and Specialty Chemicals. The headquarters is in Canada.

Banpu Power Public Company produces and distributes electricity from thermal power generation and renewable power generation company. The company annual revenue is 6,784 million THB and annual net income is 3,127 million THB for year ending December 2021. The headquarters is in Thailand.

Middlesex Water Company is a Regulated Water Utility and Wastewater Systems company. It provides a full range of regulated and non regulated water, wastewater utility and related services in parts of New Jersey, Delaware and Pennsylvania. The company engages in collecting, treating, distributing and selling water for domestic, commercial, municipal, industrial and fire protection purposes. The headquarters is in USA.