Altametris is an SNCF subsidiary specializing in the digitalization of rail infrastructure.

We create highly accurate 3D digital twins of the network, and we leverage cutting-edge AI and advanced analytics to deliver actionable insights into asset condition, performance, and the surrounding environment.

Backed by a proven track record of over 100,000 km analyzed annually, Altametris has demonstrated its ability to deploy digital twin technologies at industrial scale. Leveraging this extensive experience, the company offers a realistic and scalable approach to successful 3D digital transformation, already validated across large rail networks.

Empowering teams across the organization, Altametris provides seamless access to the 3D digital twin at any location and any point in time, while automating measurements and inspections for a broad range of high-value use cases, such as those highlighted below.

Driven by our long-standing commitment to environmental responsibility, SNCF Group has been awarded the prestigious EcoVadis Platinum rating, achieving an overall score of 88/100.

Altametris’ digital approach delivers additional carbon reduction benefits by increasing network capacity, enabling more low-carbon mobility services, while optimizing maintenance activities through precise, data-driven interventions. This reduces the use of carbon-intensive materials such as ballast and minimizes unnecessary maintenance operations.