In operation since 1979, Willamette Building Maintenance Inc. is one of the leading cleaning and janitorial service providers in the United States. Located in Lake Oswego, Ore., the company provides a variety of services, such as floor waxing, carpet cleaning/repair and window washing. It also offers a truck-mounted extraction for carpets. The cleaning company serves both commercial and industrial customers in Oregon and Washington. Willamette Building Maintenance Inc. also provides customized cleaning as well as inspection and supervision programs.