Nasdaq or NYSE related Utilities sector Top Companies List by Market Cap as of August 2026

Chesapeake Utilities Corporation is a Diversified Energy company. The company energy businesses include its propane distribution operations, mobile gas transport services, natural gas infrastructure in Ohio and a combined heat and power plant on Amelia Island in Florida. The headquarters is in USA.

SJW Group is a Public Utility in the Business of Providing Water Service company. It is providing water service to a population of approximately one million people through approximately 2,31,000 connections in an area comprising about 139 square miles in the metropolitan San Jose area and also providing water service to a population of approximately 52,000 people through approximately 17,500 service connections in a service area comprising about 246 square miles around Canyon Lake in western Comal County and southern Blanco County located between Austin and San Antonio.

Northwest Natural Holding Company is a Distribution and Utility company. It provides natural gas service to approximately 2.5 million people in more than 140 communities through nearly 7,70,000 meters in Oregon and Southwest Washington with one of the most modern pipeline systems in the nation. The company serves natural water currently approximately 66,000 people through approximately 26,000 connections. The headquarters is in USA.

Electric power generation company with headquarters is in Argentina.

PureCycle Technologies is a Recycling Process company with plastic waste as a renewable resource. The headquarters is in USA.

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.