The management of an engineering and surveying office for the design, supervision, and engineering consulting of works and plants of superstructure and substructure, road and railway works, underground works, environmental protection works, hydraulic works, rural and forestry engineering works, surveys and cadastre, precision controls, environmental impact assessments, project management, project management, territorial and urban planning. It may operate in related fields such as architecture, natural sciences, and electromechanical and mechanical engineering. It may associate with other engineering firms, other service providers, or acquire interests and participations in other companies.