Crescendo Artists band roster calendar links artist availability. Crescendo Artists is a national booking agency handling tour booking for such music groups as Yonder Mountain String Band, Reeltime Travelers, The Motet, Ray's Music Exchange, Deep Banana Blackout, Eric Lindell, Big Chief Bo Dollis, Wild Magnolias, Papa Mali and more. Crescendo Artists is based in Boulder, Colorado and led by Brandon Mann. Although national tour booking is our speciality, we also offer bands for private functions and parties. This site contains links to our band's tour calendar, live shows, a radio player to listen to our artist's music and complete details for each music group we book. Professional tour booking and concert planning.