The company DMS s.r.o. was established in 1993 by transformation of the road transport department of ČEZ, a.s., Nuclear Power Plant Dukovany. In the course of recent more than twenty years, the company provided basic and specialised transport services for Dukovany NPP, Temelín NPP, ÚJV Řež, a.s. (Nuclear Research Institute) and many other partners. The company performed most of nuclear material transports (or participated in their realisation) in the Czech Republic since 1995. In 2012 the company joined the ALTA group. In 2013, the company merged with ALTA 32, s.r.o. on the basis of a fusion.