Which U.S. aircraft businessman took the place of Philip G. Johnson following his death?
William McPherson Allen William McPherson "Bill" Allen (September 1, 1900 – October 28, 1985) was a U.S. aircraft businessman.
Aviation Technology Group Aviation Technology Group (ATG) was an American aerospace company, the developer of the ATG Javelin very light jet (VLJ). It was founded in June 2000 by George Bye and has since gone out of business.