Capital Maintenance Service, L.L.C is a full-service contract custodial maintenance company. Based in St. Paul, Minn., the company offers clearing and maintenance services. It provides customized commercial cleaning, floor stripping and refinishing and window cleaning. Capital Maintenance Service, L.L.C also offers germicidal Kaivac restroom cleaning system. It is a Better Business Bureau (BBB) accredited business. The company has a division that focuses on the special needs of any construction cleanup job. It utilizes environmentally safe certified products.