Building construction and repair; Building maintenance and repair; Construction and repair of buildings; Consultation in the field of repairing and maintaining home appliances; House building and repair; Housing services, namely, repair, improvement, and construction of residential real property; Installation and repair of air conditioning apparatus; Installation, repair and maintenance of heating equipment; Maintenance and repair of buildings; Maintenance and repair of heating installations; Repair and maintenance of buildings in case of demolition; Repair of buildings; Repair or maintenance of electric motors; Repair or maintenance of fire alarms; Repair or maintenance of gas water heaters; Repair work on buildings; Roofing repair