Instructors

Everyone on the team is excited when new faces decide to learn martial arts. It’s a very difficult, but rewarding journey and we’re all here to help you every step of the way. We take pride in showing our day one students just as much attention as our professional competitors. Tri-Force Training Center is about growth and we understand that a friendly environment without ego is the best way to provide the comfort needed to make progress on this journey. Together, we all grow as humans and martial artists. We hope to provide to you what martial arts has done for us and many others. We hope you’ll join us soon!

Pete Jeffrey

Pete is the co-owner of Tri-force MMA LLC and a highly motivated mixed martial arts trainer with 12+ years of experience. Pete is a Brazilian Jiu-Jitsu black belt under Tim Burrill (TBBJJ)/Carlos Machado (RCJ Machado Jiu-Jitsu) and was an active professional mixed martial artist from 2005-2012. He currently coaches many of New England’s top professional and amateur prospects.

Pete had the honor of being named the 2012 CES MMA Coach of the Year and he also holds the position of Head Coach of Brown University's Mixed Martial Arts Team (GAMMA).

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Keith Jeffrey

Keith is the co-owner of Tri-force MMA LLC and owner and head coach of Training for Warriors Rhode Island LLC.  Keith is a National Academy of Sports Medicine (NASM) certified coach with a concentration in performance enhancement (PES - Performance Enhancement Specialist).

Keith has trained in Brazilian Jiu-Jitsu for the last 13 years and has earned his black belt under Tim Burrill and Carlos Machado. He has won multiple NAGA Expert Division No-Gi tournaments and has also competed in professional mixed martial arts for close to a decade with a record of 8-3-1. 

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"Diamond" Dave Keefe

Dave Keefe, AKA "Diamond Dave," fought as an amateur boxer, kickboxer and backyard mma brawler in the late 1990s.  He switched over to boxing coaching in 1999. Since then Dave most notably trained Demetrius Andrade, whom he began working with at the age of 10 as an amateur and continued working with until he was 11-0 as a professional. Under Dave's guidance, Andrade earned a position on the 2008 US Olympic Boxing Team and won the 2007 World Amateur title along with National Golden Glove, US Open, and various junior titles.