Electrical repairs, maintenance, and installation of electrical wiring, outlets, light fixtures, and electrical panels; Installation of electrical systems and apparatus; commercial electrical installation; installation of HVAC systems; installation of data and communication infrastructure; installation of lighting systems; installation of electrical wiring; installation of communication equipment; installation of security and surveillance systems; installation of electrical distribution systems, namely, power distribution systems; lighting apparatus installation; lighting apparatus repair; maintenance of lighting apparatus; maintenance, repair, and installation of electricity generators; installation of redundant power systems; electrical contractor services; installation of electrical systems for wastewater treatment facilities; installation of electrical systems for water treatment plants; installation of electrical systems for pump stations; installation of electrical systems for industrial buildings; installation of electrical systems for manufacturing facilities; installation of electrical systems for hospitals; installation of electrical systems for commercial buildings; installation of electrical systems for retail buildings; Comprehensive preventative maintenance service for electrical systems; transformer installation and maintenance; building and maintenance of electrical substations; installation of electrical equipment within automated storage and retrieval systems (ASRS); installation of electrical equipment and systems for multifamily dwellings; maintenance of redundant power systems; maintenance of electrical systems for wastewater treatment facilities; maintenance of electrical systems for water treatment plants; maintenance of electrical systems for pump stations; maintenance of electrical systems for industrial buildings; maintenance of electrical systems for manufacturing facilities; maintenance of electrical systems for hospitals; maintenance of electrical systems for commercial buildings; maintenance of electrical systems for retail buildings; maintenance of electrical equipment and systems for multifamily dwellings; Comprehensive preventative maintenance service for electrical systems; transformer installation and maintenance; building and maintenance of electrical substations; installation of electrical equipment within automated storage and retrieval systems (ASRS); maintenance of electrical equipment within automated storage and retrieval systems (ASRS) installation of electrical equipment within datacenters; maintenance of electrical equipment within datacenters