Superior Janitorial Systems

Established in 1999, Signature Building Maintenance is a contract service agency that provides facility maintenance, construction and commercial janitorial services. The agency undertakes professional cleaning assignments for offices, restaurants, retail stores, and medical, industrial, manufacturing, research and educational facilities located throughout the San Francisco Bay Area. Its services include equipment, tile, wall, glass, carpet and floor cleaning, sanitization, pressure washing and dusting. Signature Building Maintenance additionally provides lighting and heating, ventilation and air conditioning maintenance, trash collection, window cleaning, painting and construction cleanup services. It maintains several teams of screened, trained, uniformed and bonded employees and is located in Campbell, Calif.