Since 1980, Nusim has worked along with all the Spanish Nuclear Power Plants, supplying equipment for Radiation Protection, Treatment and Management of Radioactive Waste; in Projects of Engineering and Manufacturing Equipment, providing solutions to the challenges posed by the customers.

Nusim has been actively involved throughout the service life of all Nuclear Power Plants, supplying equipment as much in the Initial Assembly, as in the Design Modifications during their service life, also in their closing, in the case of Vandellós I and Zorita.