Electrical contractor services; Electrical repairs, maintenance, and installation of electrical wiring, outlets, light fixtures, and electrical panels; HVAC contractor services; Installation, maintenance and repair of HVAC, plumbing and electrical systems and equipment; Installation, maintenance and repair of air conditioners, air ducts, ductless mini splits, heat pumps, furnaces, air filtration systems, dehumidifiers, humidifiers, water heaters, water filtration systems, water softeners, kitchen and bathroom plumbing, pipes, drains, sewer lines, septic tanks, gas lines, HVAC ducts; Plumbing contractor services; Air duct cleaning services; Drain and sewer cleaning and rootering services; Repairing corrosive or leaking pipes through pipelining, namely, coating the inside of the pipe with a durable safe epoxy