BL Mechanical is a full-service heating, ventilation, cooling and plumbing contractor. It serves the small and large commercial building projects. The company provides boiler plant installation and upgrade, drainage and sanitary installation, air-conditioning and plumbing, piping and air handling services. BL Mechanical s other services include installation of rooftop units, water heaters and potable water systems, bathroom fixtures and fuel tank systems. Additionally, the company offers design consultation services. BL Mechanical has served various clients, including Portsmouth Naval Shipyard, Cape Cod Community College and Lawrence High School. It has also undertaken several projects, such as Menemsha Barracks Renovation and VA Hospital Dialysis Relocation.