World-Class Brazilian Jiu-Jitsu (and More) in the Heart of Montclair

Welcome to the Mrkulic Combat Sports Academy. For the past 12 years, head instructor and 2nd degree Gracie Jiu-Jitsu blackbelt Mike Mrkulic has been transforming students of all ages and backgrounds into highly skilled practitioners of what is perhaps the world's most effective martial art. 


Now with larger 6,000 square feet storefront facility, the school is expanding its offerings to include instruction in a wide range of combat sports disciplines, including:


  • World-class Brazilian Jiu-Jitsu instruction.
  • A full boxing program.
  • Muay-Thai instruction.
  • Workshops by some of the area’s finest wrestling, judo, and Muay Thai instructors and practitioners.
  • Kids classes.
  • Private training sessions.


Conveniently located just off Bloomfield Avenue in downtown Montclair, New Jersey, Mrkulic Combat Sports Academy offers training on a par with the finest combat schools and gyms anywhere. From law enforcement professionals* to serious competitors in grappling, boxing, and MMA to families and individuals looking to improve their overall fitness and self-confidence, we offer the same level of expert instruction to each and every one of our students.


  • Mrkulic Combat Sports Academy is proud to serve as the official Quarterly Certification Center for the Federal Reserve Bank's Law Enforcement Unit in Ground Fighting & Edged Weapons.