Pittsburgh Transportation Group is an independent transportation service provider. Operational for more than 80 years, the company maintains a fleet of over 800 vehicles. Its fleet includes taxis, sedans, vans, limousines, shuttle buses and tow trucks. Pittsburgh Transportation Group specializes in meeting the transportation needs for conventions, corporate meetings and social events, as well as provides shuttle contract services. Express Shuttle, its sister company, offers local and regional transfer and shuttle services to and from the Pittsburgh International Airport. Pittsburgh Transportation Group also provides shopping services and personal nursing assistance to senior citizens and persons with cognitive disabilities. The company supports several community and charitable groups. It is a member of the Pittsburgh Society of Association Executives and the Taxi, Limousine and Paratransit Association.