Activities of technical, IT and organizational consulting firms; maintenance organization and engineering, direction and management of large projects, IT services and consulting, including the sale of hardware and machine time; software and prologiciels editing, promotion, distribution and marketing, technical assistance; training and personnel provision in technique and management, training in the use of various software, project management modules, design, promotion, distribution and marketing of materials complementary to engineering operations; all operations related to industrial work, maintenance and repair work in all industrial sectors, including nuclear, administrative and technical studies, services and assistance in all areas of industrial activity; more specifically, handling, welding, mechanical welding, piping, mechanics, boilermaking, electricity, insulation, control and regulation, plumbing, roofing, water supply and sanitation company, cleaning and maintenance of premises of any nature; all operations related to cleaning in all its forms; disinfection, specific and general, water treatment, wood and carpentry treatment; anti-pollution measures in all its forms, cleaning, removal, elimination of industrial or organic residues, controlled landfills, waste and waste of all kinds; cleaning of oil or hydrocarbon tanks or other pits, sewers, manholes and in general, all domestic or industrial installations; cleaning work by mechanical, chemical or water pressure means; specific work known as oil work such as catalytic work in an inert atmosphere for catalyst draining, refinery shutdown work including isolation of assemblies, openings, cleaning, reassembly of boiler equipment; maintenance and repair of all pipelines (cf. statutes for complete purpose)