Founded in 1931, Townsend Oil & Propane is one of the leading fuels and energy services companies in the greater Boston area. The company also provides propane delivery/service, diesel/gasoline, as well as heating, ventilating and air conditioning (HVAC) services. It also offers installation services to its customers. Townsend Oil & Propane offers BioPure, which is a clean-burning fuel solution made from domestic, renewable sources of energy. The company's BioPure is BQ-9000 certified, which meets ASTM D6751 quality and audit standards.