High Speed Railways, Operations, Passenger Rail, Rail Infrastructure, Rolling Stock, Technology, Trams & Metros

Turnkey Design and Construction of Railway Equipment

CM4 has proven experience with more than 30 years in the design and turnkey construction of railway equipment, test benches, quality control equipments and special tools.

Rolling stock manufacturers that have trusted us include Alstom, CAF, Bombardier, and Staler & Talgo.

Infrastructure managers and operators from organisations such as RENFE, SNCF, FGC, STIB, SBB and TMB have trusted in our projects and requested our services.

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