In April 1994, GRT Group was listed on the stock exchange, and in June 1995 merged with Badgerline to form FirstBus.

The GRT Group[1] was formed as a holding company to purchase Grampian Regional Transport, the city bus operator in Aberdeen, Scotland, in a management buyout.

[5] GRT Group went on to purchase other bus operators in England and Scotland.

As GRT Group, the company had developed a form of corporate livery dictated by an arrangement of a horizontal and diagonal bands over a base colour.

Some companies developed an alternate livery with a gold band for the introduction of new buses.