MAN:
Servisair: Adria, Aer Arann, Aer Lingus, Air Berlin, Air Canada, AtlasJet, Aurigny, Austrian, Belavia, Biman, Bulgaria Air, City Airline, Continental, Croatia, Czech Airlines, European, First Choice, Flystar, Freebird, Futura, Icelandair, KTHY, Lufthansa, Luxair, Norwegian, Nouvelair, Olympic, Onur Air, Qatar, Ryanair, Saudi Arabian, Singapore, Spanair, Swiss, Syrianair, Thomsonfly, US Airways, Viking Airlines, XL Airways, Zoom.
Aviance: BHAir, LOT, Air France, bmi, bmibaby, Brussels Airlines, Delta, Virgin.
Flight Support: EuroManx, Flightline, FlyGlobespan, Flybe, VLM.
Swissport: Air Europa, Air Malta, Air Transat, Cyprus Airways, Eastern, Emirates, Etihad, Eurocypria, Finnair, LTE, Monarch, Turkish Airlines.
SAS: AirBaltic, AirBlue, KLM, Mahan Air, Libyan, PIA, SAS.
Menzies Aviation: Air Southwest, Centralwings, Jet2.com, SkyEurope, Thomas Cook, TUIfly.
Feel free to correct me on the above though...