The Denis Mahony Motor Group was founded in 1963 on Glasnevin Hill in Dublin. Since then, the group has gone from strength to strength and is now one of the leading motor retail groups in Ireland with a number of branches. They hold the brand franchises for Toyota and Lexus and are the proud after sales agents for Mercedes-Benz. Each branch has its own fully equipped, state of the art service department. The Denis Mahony Motor Group have their own finance company, City and County Finance, and have the rights for the Avis leasing franchise, Avis Fleet Solutions, in Ireland.