
1) Bus manufacturer
Found on
https://www.crosswordclues.com/clue/volgren

Volgren is an Australian bus bodybuilder. ==History== Volgren was formed in 1977 by Melbourne bus operator Grenda Corporation in Dandenong, Victoria. Because Grenda held the Volvo Buses dealership in Victoria, only chassis from this manufacturer were bodied until 1989 when the dealership was relinquished. The name is a portmanteau of the two origi...
Found on
http://en.wikipedia.org/wiki/Volgren
No exact match found.