Business/Fan Mail: C/O Minnesota Martial Arts Academy 6840 Shingle Creek Pkwy #24 Brooklyn Center, MN 55430 Orders/Returns: store@seansherk.com (Andy Grahn) Webmaster: info@mmaacombatzone.com (Andy Grahn) Questions regarding sponsorship, personal appearances, or seminars: info@seansherk.com (Andy Grahn) Trainer: gregnelson@mmaacombatzone.com (Greg Nelson) Minnesota Martial Arts Academy Team X-Factor Manger: Monte Cox Team Extreme