Challenger Motorhome Group Trigano Group Company There is no doubt that the Challenger motorhome group has excellent motorhomes to promote. In fact, Challenger has been in business for over thirty years. In that time the Challenger motorhome group has become a European leader in the manufacturer of motorhomes. Today they are part of the Trigano Group, They can be found still where they began in France. The Challenger factory site is at Tournon-sur-Rhône (Ardèche department). This is one [...]