42 Engineering, namely electrical engineering, chemical engineering, mechanical engineering, environmental engineering, civil engineering, geotechnical engineering, sanitary engineering, hydraulic engineering, mining engineering, metallurgical engineering, telecommunications engineering, automation engineering; cybersecurity engineering services, Digitalization engineering services, structural engineering, geotechnical engineering; geological engineering; rock mechanic engineering; software engineering; engineering management in the nature of engineering advice and consultation on engineering projects; water resources engineering; power engineering; acoustical engineering, namely, engineering services in the field of acoustic, sound, noise and vibration; thermal engineering; Energy engineering; Building engineering; industrial engineering; railway engineering; conducting engineering and scientific feasibility studies; consulting in the field of mining and metallurgy exploration, namely, process engineering and plant design; consulting in the field of oil and gas exploration, namely, oil field exploration and gas exploration; scientific research consulting in the fields of petrochemicals, biofuels, carbon capture, pulp and paper, agricultural chemistry, and professional consulting services in the field of environmental science; consulting in the field of data centers, namely, designing research plans used in data gathering and analysis; computer software project management; engineering project management in the nature of scientific and engineering consulting for geotechnical and environmental projects; energy audit services; conducting electrical safety audits; testing of apparatus in the field of electrical engineering; electrical systems design services; maintenance assessment of the performance and reliability of electrical systems and power plants; industrial design; power plant and power stations design; hydraulic turbine design; remote monitoring of the functioning and use of electrical equipment, namely, generators, circuit breakers, panel boards, transformers and contactors; testing and evaluation of electrical equipment; materials testing and evaluation; laboratory testing of materials; engineering modelling and hydraulic modeling; geological prospecting; geological surveying; technology supervision and inspection in the field of geological mining; technical assistance and studies in the field of mining engineering; mineral exploration services; mining surveying; maintenance assessment of the performance and reliability of mining operations; technical consulting in the field of geology and hydrology; water quality control services; hydrological research; dam safety auditing and inspections, namely, engineering and testing; planning and conducting pilot tests in the field of metallurgy; engineering consulting and technical assistance in the field of metallurgy and mineral processing; mechanical design in the nature of mechanical engineering; design modelling of mechanical components; Computer modeling services; Mechanical testing of materials; technical supervision and inspection in the field of mechanical engineering namely compliance inspection and equipment certification in the nature of testing, analysis and evaluation of the goods of others to determine conformity with certification standards; civil engineering drawing services; engineering surveying services; urban planning; software design and development; software performance analysis in the nature of testing of computer software; design, configuration and administration of computer networks; computer systems and network integration services; computer network security services; installation, maintenance and repair of software for computer systems; providing quality assurance in the field of computer software; configuration in the nature of design of computer hardware infrastructures; cloud computing provider services for general storage of data; providing virtual computer systems and virtual computer environments through cloud computing; technical support in the nature of troubleshooting to diagnose computer hardware and software problems; computer systems risks and vulnerability assessment, namely, technology consultation in the field of cybersecurity; maintenance of computer software relating to computer security and prevention of computer risks; consulting services in the field of design, selection, implementation and use of computer hardware and software systems; environmental impact assessment and risk analysis, namely, evaluating and testing the environmental impact of construction projects, pollution, burning fossils fuels; greenhouse gas emission measuring and analysis; air quality control and improvement services, namely, custom design and development of air quality measurement programs; soil analysis; analysis of stream water quality; technical consulting in the field of pollution detection; soil sampling for analysis purposes; olfactometry and odor measurement evaluations; consulting in the field of acoustics, sound, noise, and vibration for scientific purposes; geomatics and spatial analysis services; cartography services; technical management services, namely remote management of the information technology (IT) systems of others; consulting in the field of petroleum exploration; process design and development of engineering processes, namely petroleum process design, gas processing and treating design, design of hydrocarbon processes, design of water treatment processes