Maintenance and repair of power generation equipment, namely, power lines, power substations, energy meters, and related facilities, namely, transformers, meters, protective relays and protective equipment; electrical contractor services; preventative maintenance service for electrical systems; Safety inspection services for electrical systems; maintenance and repair of heating equipment; Mining extraction; construction planning, managing, and supervision; construction of roads, streets, infrastructure, commercial and residential buildings and subdivisions; Construction services, namely, laying and construction of pipelines, electric lines, and inside electrical wiring and cabling; maintenance and repair of pipelines; management of energy-related construction projects, namely, supervision of cable and pipeline magnetization and locating; highway site development and construction services; excavation services; drilling and pumping of oil; directional drilling for installing underground pipelines, telecommunications cables, and wells; land reclamation; waste petroleum collection for recycling; installation of fire suppression systems; advisory services relating to the installation of fire prevention and suppression equipment; plumbing services; HVAC contractor services; Installation of renewable energy generation equipment; rental of construction equipment; installation and maintenance of transportation and traffic equipment and systems

Transmission and distribution of electricity, natural gas and propane; consulting services in the field of transmission and distribution of electricity, natural gas and propane