Utility Holding Company Eversource Energizes Energy Delivery Business Eversource Energy, a publicly-traded energy delivery business, has demonstrated growth in its Electric Distribution, Electric Transmission, Natural Gas Distribution, and Water Distribution segments. The company specializes in the transmission and distribution of electricity, as well as owning several solar power facilities and the distribution of natural gas. Boasting regulated water utilities that serve a clientele close to 237,000, Eversource caters to commercial, residential, industrial, municipal and fire protection customers in three states; Connecticut, Massachusetts, and New Hampshire. Formerly trading under Northeast Utilities, the company rebranded itself in April 2015 as Eversource Energy and is based out of Springfield, Massachusetts.