
Mr Auguste PERRON
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Founded in 1927, TSO is a company specialized in construction, renewal, laying and maintenance of railways tracks for railways and urban networks.
In 1939, TSO is one of the first railways track companies to work for the French National Railways.
During World War II, the Company ’s activity is deliberately stopped. In 1945, with the creation of the S.N.C.F., the French National Railways, TSO started to work again in taking part in the reconstruction of the French railways network.
TSO is now one of the main French companies in the field.
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Working in France as well as all over the world, TSO has acquired for more than 80 years a large experience and an important know-how in railways track activity. The company has taken an active part in the testing, development and implementation of modern railway techniques: Introduction of concrete sleepers, rail welding, elastic fastenings, continuous welded track, ballast less track and high speed lines …
TSO has always invested in the development and improvement of equipment specialized in the construction, renewal, laying and maintenance. Inventions followed, which allowed the company to get equipped with a generation of equipment which granted TSO a high level of technicality and a strong competitiveness asset.
One of the main concerns of TSO which has always been, and remains, is the technological innovation to combine quality and efficiency.
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Mr. Loïc Perron
took the helm of the company
3rd generation of contractors, Mrs. Emmanuèle PERRON chairs the group.

TSO headquarters
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