WINDSOR – Owners Jen and Todd Kornfield opened Catalyst Brazilian Jiu Jitsu last May, fulfilling a longtime dream. A competitor himself, Kornfield had trained and competed for more than a decade, ...

Managing a martial arts-based gym can often be a challenging endeavor, requiring both high-level instruction and black-belt-level business sense. Odessans Josh Olliff and Ruben Hernandez have found ...

Affinity Kickboxing Studio offers kickboxing, Brazilian jiu-jitsu and fitness classes six days a week for adult and kids. Affinity Kickboxing Studio is owned and operated by Nick Johnson. The studio ...

At the 2025 International Brazilian Jiu-Jitsu Federation World Championship in Long Beach, California, 15-year-old Spartan ...