Contact Us

  • Dave Cole
    Executive Director
    909-273-0216
    Dave is one of the founders of King of The Hammers. He is an off road enthusiast, land use advocate, racer and the executive director of HammerKing Productions, the organization behind King of The Hammers. Those interested in partnership or racing opportunities with ULTRA4 Racing should contact Dave.
  • Ryan Thomas
    President, ULTRA4 Racing
    619-446-7182
    Ryan has worked and lived in the Off Road Industry his entire life beginning as a boy when his father purchased Chenowth Racing Products in 1979. Ryan also served as the Director of Wide Open Baja in Cabo San Lucas for 10 years as well as time at Jackson Motorsports. His love for Off Road naturally led to racing and he was successful in the driver’s seat as well, winning five Baja 1000 titles.
  • Roxy Foster
    ULTRA4 Store and KOH Merchandise
    844-590-1234
    Roxy has been a part of King of The Hammers since the very beginning! If you've got a question on ULTRA4 or KOH Swag or questions on our Internet Store. Roxy is the person to contact!
  • Tiara Hunter
    Director of Sales, Vendor Contact KOH
    615-969-1545
    With an extensive professional background in business management, development, and team culture since 2001 along with a background in off-road guiding, racing, crew, events, and business since 2015, Tiara is passionate about helping others in her position as Flag Girl, Director of Sales, and assisting in the vision of our team focused future. Those interested in being an event sponsor or vendor should contact Tiara.
  • Courtney Prost
    Communication Manager
    Courtney has an accomplished background working across all aspects of marketing, communications, partnerships, production and event management. Her background includes working in professional sports such as: the AHL (NHL), NBA and Motorsports, beginning with Bark River Int. Raceway (TORC/Lucas/Champ). Courtney is the Series Director for Johnny Greaves’ SXS Series, in addition to being part of Ultra4’s core staff. Growing up in the Midwest, Courtney was on wheels before she was walking like many of us, which contributed to her love of the sport. Those interested in communications/media, registration, events and special projects should contact Courtney.
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