Best energy companies in Delaware

United Gas Holding Corporation operates in the oil and gas sector. The company was incorporated in 1985 and is based in Wilmington, Delaware.

Chesapeake Utilities Corporation is a diversified energy company engaged in natural gas distribution and transmission; electricity generation and distribution; propane gas distribution; and other businesses.

Conectiv, LLC, through its subsidiaries, provides electricity transmission, distribution, and supply services. The company also offers natural gas supply and distribution services to retail customers. Additionally, it manages power plants, and buys and sells fuel and energy in the wholesale marketplace. The company was incorporated in 1996 and is based in Wilmington, Delaware. Conectiv, LLC operates as a subsidiary of Pepco Holdings LLC.

Central Valley Gas Storage, LLC operates as a subsidiary of Nicor Inc.

PTM Manufacturing, LLC is an industry leader in advanced HVAC system air distribution and insulation technologies designed to improve building energy efficiency, reduce total energy consumption, and lower cost. We provide custom fabricated, LEED eligib...

Advanced Power Control has 33 years of experience in the energy management business. They specialize in the design and installation of commercial building automation systems for lighting, HVAC and metering. They can provide you with advice and our proven expertise to help your building perform better, run smarter and cost less to operate.

Ultrachem, Inc. formulates industrial oil solutions for several applica-tions. Our premium synthetic lubricants are field tested to provide max-imum performance.

Harvest Facility Holdings LP owns and operates retirement homes and senior living properties. The company is based in the United States.