Artelia, one of Europe’s leading independent engineering firms The result of a merger between Coteba and Sogreah in 2010, Artelia is an international, multi-disciplinary consultancy, engineering and project management group specialising in the sectors of building construction, infrastructure, water, industry and environment. Artelia conducts its assignments in nine markets : building construction, multi-site programs, industry, water, maritime, environment, energy, transport, urban development.