Melior Maids 8505 Baltimore Ave, College Park, MD20740 Melior Maids offers residential and commercial cleaning services, as well as after-construction and janitorial services.…More A team of uniformed cleaners handles everything from basic kitchen, bathroom, bedroom and living room clean-up, to full-scale move- in/move-out cleaning. Melior Maids is available for reoccurring jobs or one-time cleanups. It also offers discounts for new clients and client referrals. In addition, every 11th cleanup is free. Visit the Website for a full list of services.