Deloitte to Sponsor U.S. Para-Equestrian Dressage Team and National Championships RELEASE: January 6, 2016 AUTHOR/ADMINISTRATOR: USEF Communications Department Lexington, Ky. - The United States Equestrian Federation (USEF) is pleased to announce that Deloitte is now the presenting sponsor of the U.S. Para-Equestrian Dressage Team and the U.S. Para-Equestrian Dressage National Championships through 2018.