Affordable Rates for Vancouver Floor Finishing and Janitorial Service. Keep your commercial or industrial building sparkling clean with the reliable staff at Prospective Building Services. With over 32 years of experience, we are Vancouver's preferred building maintenance and janitorial provider. Your Eco-Friendly Building Maintenance Team Prospective Building Services is knowledgeable of the latest in industry equipment to handle your job efficiently and with the greatest attention to detail. We specialize in floor finishing, including complete stripping and waxing to give your floors that professional shine. Ask about our fast and effective power washing service. Our team serves a variety of clients, including: Medical offices, Dental offices, Schools. Obtain your no-obligation free estimate by calling our cell number at 604-723-9430. We are proud to do our part for the environment by only using green products.