Gubbey is a graduate of Hatfield Polytechnic and has also held positions at Ford and Toyota. On 1 July 2007 he officially took up his role as chairman and managing director of Holden, however, after only six months as chairman and managing director, the shortest in the history of the company, Gubbey was replaced by Mark Reuss.
Gubbey, a Hatfield Polytechnic graduate, has also worked at Ford and Toyota. He became chairman and managing director of Holden on July 1, 2007, but his tenure lasted only six months, making him the shortest-serving leader in the company's history, before being succeeded by Mark Reuss.