It looks like they have only Swiss registered aircraft:
PC-12 HB-FOY (managed)
L600 HB-JEL (not sure if still for sale)
G450 HB-JGJ (managed)
G-V HB-IMJ
G550 HB-JEV (for sale)
2004 GULFSTREAM G550 Jet Aircraft For Sale At Controller.com
They are looking for V-550-450 FOs...