Our Team

Jeff Martone is the Founder and CEO of Kettlebell Rx ®. He is considered a pioneer and one of the “Founding Fathers” of the modern Kettlebell movement in the United States.

 

In 2001, Jeff was the first person to implement a Kettlebell program into a federal law enforcement academy, and has been teaching ever since. Jeff has taught seminars to multiple federal, state, and local law enforcement agencies, special operations personnel, and professional athletes all over the world.

 

Jeff served for more than 20 years as a full-time defensive tactics, firearms, and special response team instructor, providing low profile operator development training for the Nuclear National Security Administration (NNSA).

Jeff Martone

 

Zach Filer is the Vice President of Kettlebell Rx ®. He has been teaching kettlebell seminars all over the world since 2010, and programs the Kettlebell Rx ® Workout of the Day.

 

Zach has been running an affiliate since 2009, and owns CrossFit Hinge in the South Park area of Seattle, where he also runs a non-profit teen program.

 


 

Maureen Martone is a co-owner of Kettlebell Rx ®, and has over 20 years of experience in the fitness arena. She was one of the first women in the United States to train with kettlebells, and has experience teaching in many forms of kettlebell training, and fitness in general.

 

Maureen has presented at national conferences, seminars, and workshops, is the author of the Busy Woman’s Workout series (“Kettlebells: Cardio & Fat Loss for Women,” “Kettlebell Interval Training: Maximum results; Minimal Time” and “Kettlebells: 6-Minute Routines for Women.”), and is a certified instructor of Controlled Fatigue Training and Warrior Diet Nutrition.

Maureen Martone

Adrianna “AJ” Kara has been coaching since 2012, and has completed coaching internships with three different gyms in her quest to become the best coach she can be. She is a manager and co-owner at CrossFit Hinge in Seattle, where she also created a non-profit teen program.

 

AJ began her journey in Kettlebell Sport in 2016, and holds a Master of Sport in the 20kg Long Cycle, a Master of Sport in the 16kg Half Marathon (30 min) Long Cycle, and an unofficial world record of 844 reps in the 16kg Marathon (60 min) Long Cycle.

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