Eversource Energy engages in the generation, transmission, and distribution of natural gas and electricity. The company is headquartered in Springfield, Massachusetts and currently employs 10,171 full-time employees. Its segments include Electric Distribution, Electric Transmission, Natural Gas Distribution and Water Distribution. The Electric Distribution segment is engaged in the distribution of electricity to retail customers in Connecticut, Massachusetts and New Hampshire, respectively, and the solar power facilities of NSTAR Electric. The Electric Transmission segment own and maintains transmission facilities that are part of an interstate power transmission grid over which electricity is transmitted throughout New England. The Natural Gas Distribution segment distributes natural gas to its customers in Massachusetts and Connecticut. The Water Distribution segment provides water services to over 241,000 residential, commercial, industrial, municipal and fire protection and other customers, in 72 towns and cities in Connecticut, Massachusetts and New Hampshire.