Residential and commercial plumbing services; sewer, drain, and pipe cleaning services; trenchless water and sewer line replacement; and ancillary plumbing services

HVAC contractor services; Air conditioning contractor services; Installation and repair of air conditioning apparatus; Repair or maintenance of air-conditioning apparatus; Heating contractor services; Installation, repair and maintenance of heating equipment; Maintenance and repair of heating installations; Mechanical contractor services; Repair or maintenance of gas water heaters

Power adapters for computers; Telecommunications cables; Telecommunications multiplexers; Broadband wireless equipment, namely, telecommunications base station equipment for cellular and fixed networking and communications applications; Computer hardware for telecommunications; Electrical power distribution units; Electrical power extension cords; Inverters for power supply; Solar power towers