Instructions and training in several martial art disciplines, from child to adult, from novice to expert

Campbell Community Center classes are now in session!

Sign up today for classes in Kenpo, Jiu-Jitsu and Judo for Adults and YouthEnroll in classes


  • Judo
  • Jujitsu
  • Kenpo
  • Hawaiian Lua
  • Kadena de Mano Eskrima

Testing for the next rank/belt

If you are preparing to test for the next rank in your jiu-jitsu journey, be sure to review the requirements.

Testing Requirements: Google Doc

Testing Requirements: PDF


  • Professor Hans Ingebretsen
  • Sensei Clayton Conrad
  • Sensei Kate DeMoss
  • Sensei Noah Harders
  • Sensei Ben Lujan
  • Sensei Troy Hammermann
  • Sensei Andrew Yevsyevyev
  • Sensei Mike Halbert
  • Sensei Dave Long
  • Sensei Joe Ranish
  • Sensei John Hubbard


Classes at the Campbell Community Center

One West Campbell Ave Room M50 408.866.2104

If you are considering a class, please drop by to quietly observe. If you have questions, chat with Sensei Hans or the other Instructors before or after the class.

Tuesday & Thursday

Kenpo for Youth (ages 8-17)

5:30-6:30 p.m.

Judo/Ju Jitsu for Youth (ages 7-17)

6:30-7:30 p.m.

Judo/Ju Jitsu for Adults (ages 18 & up)

7:30-9:00 p.m.

Classes at Professor Ingebretsen’s Home Dojo

Monday & Wednesday

Ku’i Lima Kenpo (13 & older)

5:30-7:00 p.m.


Judo Team Conditioning (all ages)


Brown & Black Belt Class 

Last Sunday of every month: 2:00 p.m.–4:00 p.m.

By appointment

Contact Sensei Hans to arrange.

Lua (all ages)

Kadena De Mano Eskrima (all ages)

Private Lessons (all ages)