Description

Colas S.A. is a global specialist in developing and maintaining transport infrastructure. Its business activities are organized across three primary divisions: road construction, railway systems, and the production of construction materials. Within its roads division, Colas handles the creation and upkeep of various paved surfaces, encompassing major highways, local roads, airport runways and aprons, seaports, industrial zones, and commercial premises. The company also contributes to street construction, urban development schemes, dedicated public transport lanes, recreational amenities, and environmental protection initiatives. Additionally, it undertakes building renovation, demolition, deconstruction, and delivers smaller-scale civil engineering and drainage projects. The construction materials unit focuses on manufacturing and recycling key components such as aggregates, emulsions, binders, asphalt mixes, ready-mix concrete, and bitumen. Under its railway segment, Colas designs, builds, renews, and maintains extensive rail networks, including high-speed and conventional train lines, subways, and tramways. Their expertise covers track laying, electrification, signaling and telecommunications systems, safety installations, ventilation, and fire detection and protection. Specialized projects within this segment include bridge cranes, custom branch lines, and the repair of railway tunnels. Beyond these core areas, Colas is involved in laying and maintaining pipelines for water and energy transport, constructing turnkey gas compression stations, and providing industrial services. The company also manufactures, installs, and services road safety and signaling equipment, manages traffic solutions, and distributes bitumen. Founded in 1929 and headquartered in Paris, France, Colas S.A. operates as a subsidiary of Bouygues SA.