Application of coatings and sealers; Application of slip-resistant safety floor sealers; Application of coatings for others, namely, applying anti-slip and protective coatings to surfaces; Application of protective coatings; Application of slip-resistant safety floor coatings and sealers; Applying protective coatings to surfaces; Cleaning of building exterior surfaces; Cleaning of external surfaces of buildings; Floor treatment services, namely, application of chemical preparations to floors to make them slip-resistant for safety purposes; Hardwood floor coating services; Installation, maintenance and repair of protective coatings for floors; Painting and applying coatings to building interiors and building exteriors; Rustproofing; Technical support services, namely, technical consultation in the field of application of spray-on insulation and protective coatings; Waterproofing of basements; Waterproofing of basements to prepare them to be finished