Installation of post-tensioning systems

The following companies have currently been attributed ASQPE certificates :

BOUYGUES BYTPRF for its direction VSL France: VSL Multistrand System, VSL Slab System, Macalloy Bars System, Freyssibar System
SOLETANCHE FREYSSINET: Freyssinet Systems (C, F, X and B), Macalloy Bars System, Freyssibar System
AEVIA: BBR VT CONA CMI BT System, BBR VT CONA CME System, BBR VT CONA CMM System, Macalloy Bars
PCB: CCL-XM & XMC Systems, Freyssibar System