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Dorsalys combines all the specialised skills that Eiffage Énergie Systèmes offers to transport infrastructure and network operators.

A well-established partner in rail, motorway and road infrastructure, Eiffage Énergie Systèmes is also active in the port and air transport sectors. In each of these sectors, Dorsalys draws on expertise and cutting-edge technologies to provide comprehensive solutions in the following areas:

- Railways: renovation and modernisation of existing lines, creation of regional lines, creation of high-speed lines
- Motorways and roads: tunnel ventilation and safety - electronic toll barrier equipment - permanent operational equipment - intelligent transport systems.

Via the Dorsalys brand, network operators can count on trusted experts who know how to incorporate the specificities of each sector: electrical energy, water, gas, steam, telecoms.

Eiffage Énergie Systèmes' long-standing expertise in the fields of energy transmission and distribution are internationally recognised. Our specialists deliver ready-to-use solutions with the promise of system consistency, guaranteed performance, as well as operational and maintenance preparedness.

Working with telecom operators, Dorsalys draws on its network of skills to support projects throughout France.

For discover Eiffage Énergie Systèmes