Marc - The name of the company is The Bombard Society. Buddy Bombard is the owner, and has been in business since 1977. The phone number is 800-862-8537; web address is
www.bombardsociety.com
I have taken three trips with him, two in France, and this last one in Tuscany. He does trips to Salzburg, Prague, Turkey, and the Swiss Alps in winter, and summer.
They have a wonderful video they will send to you. Hope you get to go sometime!