Vestergaard is a family owned business producing various kinds of Ground Service Equipment. With several branches and representatives around the world, its North American presence is Vestergaard Inc in McHenry, IL. More on the company here: vestergaard
The truck chassis are Volvo FE 260, a model not normally seen in Canada.
The articulated tower folds up to give the rig a 4,05m maximum height.
Heading in the opposite direction - back to Europe - is this German plated Peugeot. The RV conversion is by CS-Reisemobile and it is the Korfu model.
This one appears to be Boxer II model, produced between 2002 and 2006. If so it is in remarkably good condition- aside from one BooBoo on the front left lower bumper.