Gray Line in Adelaide, Melbourne, Sydney, Perth, Cairns, Tasmania, Alice Springs, Brisbane, Gold Coast and Broome is operated by the Driver Group, a 100 per cent Australian family owned company established in 1931 with a fleet of over 80 vehicles.

Gray Line Australia is proud to be associated with Gray Line Worldwide where standards of excellence in sightseeing are achieved globally. Gray Line Worldwide is the world's largest sightseeing and destination management company with over 150 destinations on six continents.