Bergensons was established in 1984 and is one on the nation’s biggest property services business. Its Oceanside office is located in the Ocean Ranch Plaza in the Rancho del Oro section of town. It provides some of the necessary support services to maintain commercial properties and shopping centers. Some of its essential duties include landscape management, parking lot cleanup, contracted cleaning services and general facility maintenance. Bergensons' bigger clients include Sears, Marshalls and Supervalu centers. Bergensons also supports Green Cleaning, using techniques that minimize water and energy use.