Traject SA is an engineering firm specializing in planning, development, and consulting in the field of transportation. The core activities include: Railway Engineering: planning and development of railway infrastructure; Road Engineering: planning and development of road infrastructure; Transportation Planning and Development: planning and development of transportation systems and networks; Smart City and Smart Mobility Strategies: consulting and development of strategies for intelligent cities and mobility solutions; Owner's Assistance: consulting and support for owners in the planning and implementation of transportation projects; Mobility Studies: conducting studies and analyses on mobility and transportation development; Transportation Economics: consulting and analysis in the field of transportation economics and financing.