Eversource Energy engages in the generation, transmission, and distribution of natural gas and electricity. It operates through the following segments: Electric Distribution, Electric Transmission, Water Distribution and Natural Gas Distribution. The Electric Distribution segment distributes electricity to retail customers. The Electric Transmission segment owns and maintains transmission facilities through CL&P, NSTAR Electric, PSNH, and WMECO. The Water Distribution segment operates three separate regulated water utilities in Connecticut, Massachusetts, and New Hampshire. The Natural Gas Distribution segment transmits and distributes natural gas to retail customers. The company was founded on July 1, 1966, and is headquartered in Springfield, MA.