About Us

David Brown Head Instructor


Mr. Brown grew up in San Antonio and began his Martial Arts training as a teenager. He has received his 4th degree Black Belt from the Academy of Martial Arts under Master Michael Payne. David has also received BJJ training under Karun Fiedier San Antonio's first BJJ Black Belt, certified to teach Hagganah Israeli self -defense and knife fighting under Mike Lee Kanarek. Mr. Brown Began teaching Martial arts full time in 1999 and continues to learn and train to provide the best instruction possible for the students of WK.

Joshua Kimball Instructor


Mr. Kimball followed in his fathers footsteps and began training Martial Arts as a young teenager in San Antonio. He started teaching Martial Arts at 16 with Mr. Brown and has been doing it full time ever since. He has received his 3rd degree Black Belt from World Karate and the Academy of Martial Arts. His intensity and passion for Martial Arts has set the standard at WK on how to become an incredible Black Belt. Mr. Kimball has become one of the top instructors in the nation with over 20yrs and 1000s of classes motivating and inspiring countless students along the way.

Abraham Acosta Instructor


Mr. Abraham was born and raised in San Antonio. He started training at the age of 6 under the instruction of Master Payne. He earned his 3rd degree Black Belt and spent his summers teaching martial arts at Master Payne's studio. After Graduating from the University of Texas with a degree in Health Promotion and Fitness he began a successful career in personal and corporate fitness training. Abraham has been a part of World Karate in many ways since the beginning. In 2018 he joined WK as a full time instructor.  His Expertise in fitness combined with his 20 plus years of Martial Arts training has made him an incredible asset to our team.  

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World Karate

24201 Boerne Stage Rd, San Antonio, Texas 78255, United States

(210) 698-6553


Open Monday-Thursday 2:00pm - 9:00pm

Friday 2:00pm - 5:15pm

Saturday 9:00am - 11:15am