avis budget group, inc. is a leading global provider of vehicle rental services, both through its avis and budget brands, which have more than 10,000 rental locations in approximately 175 countries around the world, and through its zipcar brand, which is the world's leading car sharing network, with more than 900,000 members. avis budget group operates most of its car rental offices in north america, europe and australia directly, and operates primarily through licensees in other parts of the world. avis budget group has approximately 30,000 employees and is headquartered in parsippany, n.j.