Advisory services relating to the maintenance of buildings; building maintenance and repair; construction project management services; consultancy in the field of basement waterproofing; drywall contractor services; electrical contracting services; fire alarm installation and repair; fireproofing of existing structures; foundation contractor services; furniture repair; general building and infrastructure contractor services; general contracting services in the field of flooring; glazing, installation, maintenance and repair of glass for building windows; home security installation advisory services; HVAC contractor services; installation of railings for buildings; installation of rainwater drainage systems; installation services for countertops; installation, changing, replacement and repair of locks; installation, maintenance and repair of automatic doors and barriers; installation, maintenance and repair of doors and fences; installation, maintenance and repair of windows and blinds; maintenance of signboards; maintenance, repair and overhaul of building exteriors, namely, exterior painting, exterior siding, retained walls, gutters, and decking; painting, interior and exterior; plumbing contracting services; project management services in the field of building construction and renovation; sealing and caulking services; sign repair; wallpapering services