[ Oil and gas well construction, namely, construction project management services in the field of construction of offshore oil and gas facilities; cementing services for oil and gas wells; construction of facilities, structures, living quarters and utility buildings, production modules and subsea modules in the oil and gas industry; consultancy services in the field of offshore oil and gas facility construction, oil and gas drilling, oil well drilling and completion in the nature of offshore oil and gas facility construction; ] installation, maintenance and repair of drilling machines and parts therefor in oil and gas well construction; installation of oil production apparatus; [ installation of oil exploration instruments; rental of oil and gas drilling platforms and drilling tools; bio-hazard biological clean-up services in the field of oil and gas wells; cleaning machines for oil and gas industrial machines; physical clean-up of exploration and drilling project locations to restore them to their original condition; wellbore installation; installation of oil and gas well casings, tubings and drill pipes; oil well drill pipe installation; cementing during well construction; interior sealing of oil and gas well liners; wirelining for oil wells; boring of wells to deepen them and to achieve multiple levels during well construction; installation of downhole tools to decrease wellbore geometry; ] technical consulting related to the installation of oil and gas equipment, control systems, and machinery; advisory and consultancy services in the field of oil extraction; [ disposal for others of drilling waste in the field of oil and gas wells; physical clean-up of oil and gas well exploration and drilling project locations to restore them to their original condition; advisory and consultancy services in relation to oil and gas extraction and to all the aforesaid services ]

Scientific and technological services, namely, scientific research, analysis and testing in the oil and gas fields and design relating thereto; industrial analysis and research services in the oil and gas fields; [ design and development of computer hardware and software; analysis services for oil field exploration; exploration and searching of oil and gas; geophysical exploration for the oil, gas and mining industries; oil and gas well testing; oil and gas prospecting, namely, well logging and testing; oil and gas field surveys; analysis of chemicals, oils, gases, greases and lubricants for oil workings; architectural design and industrial design associated with oil and gas fields, oil workings and gas and oil installations; industrial research services associated with oil and gas fields, oil workings and gas and oil installations; geological research and exploration for the oil and gas industries; conducting geological surveys; land surveying; geological prospecting; engineering drawing services; recording data for others on optical, digital and magnetic media for electronic storage of technical documents, technical reports and technical project study reports; research in the field of environmental protection; research and development for others in the oil, gas and mining fields; underwater exploration; calibration; quality control for others; material testing; design of oil well casings and liner setting tools; ] information, advisory and consultancy services relating to all of the aforesaid services