Electrical and electronic apparatus, instruments and components; apparatus and instruments all for the control, monitoring and distribution of electrical current; electrical switchgear; electric wires and electric cables; conduits and trunking, all being electric; connectors, couplings, junction boxes, bends, elbows, tees and adaptors all for use with electrical ducting, trunking and conduits; switches, fuses, fuse boxes, fuse boards, circuit breakers and earth leakage breakers, relays, consumer units being housings for electrical control systems, busbar chambers, circuit breakers; voltage stabilizers; thermostats; transformers; electric plugs and electric socket outlets; fused connection units and plugs, coaxial socket outlets; telephone socket outlets; electrical distribution units comprising assemblies of plugs, sockets, switches, fuses, indicator lamps and cables; distribution boards, distribution boxes and junction boxes, all being electric; bells and timers; door chimes and door bells, all being electric; intruder alarms and fire alarms; intercommunication apparatus and installations; testing apparatus and installations; fire protection devices, smoke detectors, fire warning devices, fire alarm control panels; security apparatus and installations; security alarms, intruder alarms; controlled access security systems (electronic); closed circuit television systems; electrical apparatus incorporating ultraviolet light tubes for the control and extermination of insects; parts and fittings for the aforesaid goods; trunking systems and ducting systems for electrical cables; junction boxes; ladder racks for electrical cables; contactors (electricity)

Apparatus for lighting, heating, steam generating, cooking, refrigeration, drying, ventilating, water supply and sanitary purposes; electric light fittings; electrical lighting components; bulkhead light fittings; fluorescent lights; lamps, bulbs and tubes all for lighting; emergency lighting and security lighting; heating and drying apparatus and instruments; electric surface heating tapes; ventilating and air conditioning apparatus and installations; electric cooling and ventilating fans; shower installations and apparatus; water heaters, shower heaters and hand dryers

Insulating ducting for electric mains; insulators for electric mains

Ducting, trunking; non-electric cavity trunking, non-electric cable trunking, non-electric cable trays; all aforementioned goods of non-metallic material

Installation of oil and gas rigs and drilling equipment, equipment for drilling oil and gas wells, and parts and fittings therefor; building construction, maintenance and repair of oil and gas rigs and drilling equipment; building construction supervision; installation of building insulation; building sealing; cleaning of buildings; drilling of wells; building painting interior and exterior; pipeline installation and repair; pump repairing; quarry services; rental of construction equipment; rental of construction cranes; rental of construction excavators; maintenance and repair of safes; floor sanding; scaffolding erection; underwater construction and repair; building maintenance, repair and installation of oil rigs and drilling equipment; drilling services including managed flow and pressure drilling in the oil and gas industries; technical consultation in the fields of installation, repair and maintenance of oil rigs and drilling equipment, drilling of oil and gas wells; analysis of oil fields

Architectural designs; bacteriological research; biological research; calibration; chemical analysis; chemical research; reviewing standards of practices to assure compliance with environmental zoning laws and regulations; engineering; geological prospecting; geological research; geological survey; land surveying; mechanical research; oil prospecting; oil field surveying; oil well testing; underwater exploration; product development; scientific research; provision of computer services in drilling operations including computer services for control of flows and pressures while drilling oil and gas wells