Wikipedia
Terrafugia
Terrafugia is a small, privately held American corporation that is developing a roadable aircraft called the Transition and a flying car called the TF-X. The Transition and TF-X are designed to be able to fold their wings, enabling the vehicles to also operate as street-legal road vehicles. First delivery of the Transition is scheduled for between 2015 and 2017.
Terrafugia is the sole registered automobile manufacturer in Massachusetts.