Get Involved Dierker’s Champs invites you to help make a difference in the lives of kids in Cy-Fair! We are in need of coaches, umpires, and game day help. Email Sheri Lee if you would like to volunteer! Volunteer Now Consider making a recurring monthly donation to help cover field costs, umpire fees, insurance, equipment, fast food gift cards for the kids, and coach and volunteer appreciation. Donate Now