Sunbury Bus Service is a bus operator in Melbourne, Australia. It operates seven routes under contract to Public Transport Victoria. It is a subsidiary of the Donric Group.
Sunbury Bus Service was formed by Richard Baird and Don McKenzie in March 1980 following the purchase of the business of WJ Treweek.[2] It is today part of the Donric Group.
As at February 2023, the fleet consisted of 108 buses and coaches.[1] Fleet livery is white with red & black stripes.