Frosch recently left the Concur preferred travel management company program because it didn’t want to use all the required technology. A similar thing happened with Altour and at least one other TMC. In the three cases, officials said they remain Concur supporters even if they no longer meet the formal program’s criteria. At more than two dozen other TMCs, though,...

David Jonas in 2006 co-founded business media firm ProMedia.travel after ten years as a journalist with Business Travel News. David rejoined BTN in 2010 as executive editor when its parent company acquired ProMedia, and in 2014 co-created The Company Dime. David has a bachelor's degree in communications from Cornell University.