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High Standards.
A Team Behind Them.

Led by Founder and International Director John Whitman, our executive board brings together experience in instructor development, youth training, fitness, law enforcement training, and school operations.

Together, our executive board and international training team maintain high standards and support your growth as an instructor, owner, and community leader. Training team members earn their place through exceptional technique, teaching ability, and dedication to developing future instructors. Their motto, "Lead By Example," reflects the standard they set for instructors, school owners, and students around the world.

Julio VillarealJulio VillarealKMA Training Team
Julio is a 1st degree Black Belt in Krav Maga, the Lead Instructor of Krav Maga at Combat Sports Academy (CSA) in Dublin, CA. He holds “train the trainer” status as a Krav Maga Alliance Training Team Member. He has been training in Krav Maga for over a decade and has taught since CSA first opened in 2009. Hailing from one of the most decorated Muaythai gyms in the world, Julio has expanded his training by competing in kickboxing and Muaythai. He is also a CrossFit competitor and trains in boxing as well. Outside of the gym, Julio holds a Master’s Degree in Social Work and is Director of Community Services for an organization working with youth and their families in the foster and juvenile justice systems.
Josh MetcalfJosh MetcalfKMA Training Team
Josh began wrestling at age 14 and has never stopped training. While coaching a varsity high school wrestling team, he discovered both Krav Maga and Brazilian Jiu Jitsu and as pursued them side by side ever since. Josh is currently a 3rd Degree Black Belt in Krav Maga, a member of the Krav Maga Alliance Training Team, and a 1st Degree Black Belt in Brazilian Jiu Jitsu. He is an active competitor who regularly tests his skills at events across the US and internationally. Fluent in both English and Spanish, Josh is passionate about sharing his knowledge and experience; teaching seminars and training students throughout the United States and abroad.
Brice MartensBrice MartensKMA Training Team
A 2nd Degree Black Belt with 15 years of Krav Maga experience, Brice has officially been recognised as a practical instructor by the State of Israël (Wingate Institute). Representing the Krav Maga Alliance in Belgium, Brice founded his own club in 2006 which now counts several classes, instructors and students. Brice has also been recently certified a Krav Maga Alliance Force Military and Law Enforcement Instructor. If you’re coming in Europe, don’t hesitate to contact him for your training at brice@kravmagaevolution.be
Alex NicolasAlex NicolasKMA Training Team
Alex Nicolas is 3rd Degree Black Belt in Yoseikan Budo and a 2nd Degree Black Belt in Krav Maga with the Krav Maga Alliance. He has also received a diploma as a Civilian Law Enforcement Instructor from Krav Maga Worldwide. Alex is the owner of Krav Maga Sabadell Training Center in Barcelona, Spain.
Nicola ProvoloNicola ProvoloKMA Training Team
Nicola has trained in judo since he was 6 years old. He earned his judo black belt in 1998 and his second dan in 2001. He started Krav Maga in 2003. In 2007, Nicola founded Krav Maga Verona. Nicola was the first person in Europe to join the Krav Maga Alliance, and he earned his Black Belt in 2009. In 2014, he earned his 2nd Degree Black Belt. Nicola is also certified in the Krav Maga Alliance children’s program, a certified personal trainer and kettle bell instructor, and a BJJ practitioner.
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