Joseph Keusch, President of Paper Chase Farms, Inc., is a native of Switzerland. He competed and trained horses in Germany, Italy, Switzerland, and the United States—including earning top honors at the Washington International Horse Show as Grand Champion of the Foxhunters Championship Series—and served as Joint Master of the Fairfax Hunt in Virginia from 1997 to 2009. In addition to his international experience as a rider and trainer, Keusch spent 15 years "hands on" running horse shows, clinics, and other events at the Paper Chase Farms equestrian center. He designed the show courses, supervised horse sales, instruction and training, directed the design and construction of the facilities, and is the inventor of the Paper Chase Cup jump cup. Keusch is a real estate agent with Sheridan-MacMahon in Middleburg, Virginia, specializing in  horse properties.