From check-in to boarding, IER designs solutions to help airlines, airports and ground handlers face air transportation challenges today. Passenger CUSS Check-in and boarding.

INEO Engineering & Systems is a communication & information system integrator for ATC and aeronautical systems : navaids, area control centre, telecommunication networks, control towers, power stations and airfield lighting.

Intertechnique Zodiac Aerospace provides airport refuelling, ground fuel circulation for aircraft, first European supplier of on board fuel circulation equipment.