Construction, installation, maintenance and repair of power/energy generating plants, power stations and power facilities; construction, installation, maintenance and repair of power/energy generating apparatus equipment and machinery used in the production, generation, distribution, transportation and supply of energy; installation of electrical generating machinery; power and energy maintenance services; building construction; installation, maintenance and repair services; information and advisory services in relation to the construction, installation, maintenance and repair of power/energy generating plants, power stations, power facilities, gas plants; and information and advisory services in relation to power/energy generating apparatus, equipment and machinery used in the production, generation, distribution, transportation and supply of power/ energy

Transmission, storage, supply, distribution and transportation of power and electricity; supply of electricity for remote resource operations and regional towns; and information, advisory and consultancy services in relation to the supply, storage, distribution, and transportation of energy

Design of power generation plants and energy facilities; design and research services in relation to plant and process systems in the energy industry; research and design of new energy sources; consultancy services relating to power generation, power supply and power distribution; scientific, technical and industrial research relating to the energy industry including production, generation, transportation, and distribution of supplies, as well as energy efficiency and conservation; energy surveys; professional, technical, engineering and scientific consultancy and design in connection with power/energy storage and production facilities, installations, supply lines, apparatus and equipment; development of technology for power generation and the power supply industry; power and energy management and control services in this class; design and development of computer hardware and software in relation to the energy industry and power generation; design and development of computer software and hardware; industrial design services; technical and engineering consulting and advisory services in the energy sector including advising on the appropriateness of existing power station configuration, existing power station condition, power station upgrade options, and new power station options such as type and size of plant; engineering services; research and development for others; energy auditing; and information and advisory services in relation to the design of power generation plants

Advisory services relating to building design; civil engineering design services; civil engineering drawing services; design and development services in metallurgy; design services; design services relating to civil engineering; electrical engineering services (design); engineering project management services; engineering services relating to architecture; mechanical engineering services (design); structural engineering services (design)