Class [037]
Construction and Repair Services

Air-conditioning system installation and repair; Air conditioning contractor services; Plumbing and gas and water installation; Plumbing contractor services; Plumbing services; Contractor services, namely, review of and remedial recommendations for building plumbing, electrical and mechanical systems for others; Installation and repair of air-conditioning systems; Installation and repair of heating, ventilating and air-conditioning systems; Installation and repair of heating, ventilating and air conditioning equipment; Installation and replacement service for heating, ventilating and air conditioning systems; Installation of air-conditioning systems; Installation of plumbing; Installation of heating, ventilation and air-conditioning systems; Installation, maintenance and repair of air-conditioning systems; Oil and gas industrial machine cleaning services; Repair of household appliances and of residential heating, plumbing, air conditioning, and electrical systems; Repair or maintenance of gas water heaters; Technical consulting related to the installation of oil and gas equipment, control systems, and machinery