Best energy companies in New Hampshire

Public Service Company of New Hampshire, a regulated electric utility, engages in the generation, delivery, and sale of electricity to residential, commercial, and industrial customers in New Hampshire. It owns and operates approximately 1,200 megawatt (MW) of primarily coal, natural gas, and oil-fired electricity generation plants; and nine hydroelectric generating stations with a capability of approximately 71 MW. The company also owns and maintains electricity transmission facilities. As of December 31, 2016, it provided retail franchise electric services to approximately 511,000 retail customers in 211 cities and towns in New Hampshire covering an area of 5,630 square miles. The company is based in Manchester, New Hampshire. Public Service Company of New Hampshire is a subsidiary of Eversource Energy.

Eastern Propane and Oil is one of the premier propane distributors in the Northeast, serving New Hampshire, Maine, Massachusetts, Vermont and Rhode Is

Highlands Fuel Delivery, LLC, doing business as Irving Energy, engages in the processing, transportation, marketing, and delivery of heating oil, propane, and diesel to homes and businesses in Northern New England and Atlantic Canada. It offers boilers, furnaces, water heaters, space heaters, and oil tanks. The company also provides commercial heating equipment and propane tank installation, heating equipment protection plans, and maintenance and repair services, as well as 24/7 emergency services. It serves customers in Maine, New Hampshire, and Vermont. Highlands Fuel Delivery, LLC was formerly known as Irving Oil Corporation and changed its name to Highlands Fuel Delivery, LLC in January 2009. The company was incorporated in 1954 and is based in Portsmouth, New Hampshire. Highlands Fuel Delivery, LLC operates as a subsidiary of Irving Oil Limited.

D. F. Richard, Inc. is primarily engaged in the retail sale of fuel oil.

North Atlantic Energy Service Corporation was incorporated in 1992 and is based in Seabrook, New Hampshire. North Atlantic Energy Service Corporation operates as a subsidiary of Eversource Energy.

Energy Today Inc., an independent energy company, focuses on the acquisition, exploration, exploitation, and production of natural gas and crude oil worldwide. It has interests in the oil and gas leases in western Ukraine. The company was formerly known as Yellow7, Inc. and changed its name to Energy Today, Inc. in April 2013. Energy Today, Inc. is based in Manchester, New Hampshire. Energy Today Inc. is a subsidiary of QED Connect, Inc.

Boyle Energy a global engineering leader with breakthrough technology, field service manpower and equipment for commissioning large post-construction energy projects into an operating plant.