In the US, Ken serves on the Board of Advisors of MassChallenge and Concentric Power Inc., and advises several MIT spin-offs including Cambrian Innovation Inc.,Connectloud Inc., Cogito Corporation, FloDesign Inc., HubSpot Internet Marketing, and Terrafugia.
On November 16, 2010 the U.S. National Highway Traffic Safety Administration (NHTSA) published Terrafugia's petition for a temporary, three-year hardship exemption from four FMVSS standards in the Transition.