4080 N. Palm St. #801, Fullerton Ca., 92835
(714) 726-0134



Sensei Erik Paulson’s martial arts journey began in 1974, in Judo. From there, he went on to train in the disciplines of Freestyle and Greco-Roman Wrestling, Boxing, Jeet Kune Do, Filipino Martial Arts (Kali/Eskrima/Arnis), Shoot Wrestling, and Brazilian JiuJitsu.  Many of his teachers included training with Rorion Gracie, Royce Gracie, Rickson Gracie, in a garage, Greg Nelson, Rob Kaman, and Nicolas Saignac.  He is world renown for his grappling, and is considered a leading authority in MMA.

Erik is the founder of CSW (Combat Submission Wrestling) and STX Kickboxing (Savate-Thai Crosstraining).   Besides Heading CSW Training Center in Fullerton Ca., Erik has also written a book “History of American Submission Wrestling, and was a coach of Team Lesnar on The Ultimate Fighter, Season 13.


  • First American to win the World Light-Heavy Weight Shooto Title in Japan
  • Has trained fighters such as Josh Barnett, Ken Shamrock, Renato Sobaral, Cub Swanson, Ben Jones, Craig Wilkerson, James Wilks, Sean Sherk, and Former UFC champion Brock Lesnar

MMA Record

  • Total – 17
  • Wins – 11
  • (1 Knockout, 9 Submissions, 1 Decision)
  •  Losses – 4
  •  Draw – 2


  • Black Belt, Brazilian JiuJitsu
  • Black Belt, Judo
  • Black Belt, Tae Kwon Do
  • Full Instructor Jeet Kune Do
  • Full Instructor Filipino Martial Arts
  • Full Instructor Muay Thai, under Ajarn Chai


  • Dan Inosanto
  • Yorinaga Nakamura
  • Rigan Machado
  • Larry Hartsell