High Quality Content by WIKIPEDIA articles! The Town of Wellesley Municipal Light Plant (WMLP) is a town department responsible for the transmission and supply of electricity to the residents and businesses in the town of Wellesley, Massachusetts. The headquarters of the WMLP is located at 455 Worcester Street, Wellesley, Massachusetts, and shares its grounds with the Wellesley Fire Department Headquarters and Town of Wellesley Department of Public Works.