Welcome to Eversource. Please visit our new company page, Eversource Energy. Three years ago, Northeast Utilities and its ope ... rating companies Connecticut Light & Power, PSNH, Western Massachusetts Electric Company (WMECo), and Yankee Gas merged with NSTAR Electric & Gas to better serve New England. Each day since has been spent working to build a single, united company around the mission of delivering reliable energy and superior customer service. Over the next few months you’ll be hearing more about this commitment to customers throughout New England and how energy brings us together. read more