The new website for the US round of the World Trials Championship is not quite ready but here are the contacts for sponsorships and marketing/promotions:
Robert Pettman
Sponsorship Coordinator
9127 Rocky Point Road
Lakesite, TN 37379
423-503-5225
Marc Redman
Promotion/Marketing Coordinator
17853 82nd Place N
Maple Grove, MN 55311
612-205-7224