Greg Winter

Independent Advertising, Inc. operates an advertising agency. It offers creative development and campaign management services along with allied services for media planning and brand promotion. The company also provides direct marketing and customer relationship management services, as well as corporate communications services through its public relations practice. The company was founded in 1968 and is headquartered in Boston, MA.

Zipcar, Inc. operates a car sharing network. It operates membership-based businesses in major metropolitan areas and college campuses in the United States, Canada and the United Kingdom. The firm offers makes and models of self-service vehicles by the hour or day to residents and businesses looking for an alternative to the high costs and hassles of owning a car. The company was founded in January 2000 and is headquartered in Cambridge, MA.