DEF is an expert in Airport fire safety and fire alarm, automatic extinguishing and supervision of safety systems. DEF equips airports all over the world with solutions and services for fire safety systems

Degreane Horizon is among the world leaders for measurement and engineering in the field of meteorology: runway visual range measurement, airport weather observing systems (AWOS), wind profiling radars

DESCHAMPS provides Aircraft Recovery solutions, Aircraft recovery mats and cushions, aircraft recovery training and competence center

Dirickx group, manufacturer of metal fencing and gates and integrator of security solutions for airports.