About Us
Our Mission
At Relentless MMA, we believe martial arts is more than just training — it’s a path to building confidence, discipline, and a stronger version of yourself.
Our gym was built on the idea that anyone can grow through hard work, consistency, and the right environment. Whether you’re stepping onto the mat for the first time, looking to get in shape, wanting to compete, or enrolling your child in our youth program, Relentless MMA is a place where people support each other and push each other to improve every day.
Our coaches focus on developing real skills in Brazilian Jiu-Jitsu, mixed martial arts, and fitness while creating a positive, structured environment where students of all ages can thrive. From kids learning respect and confidence to adults challenging themselves mentally and physically, our goal is simple: help every person who walks through our doors become better than they were yesterday.
At Relentless MMA, we train hard, support our teammates, and never quit.
If you're ready to challenge yourself, build confidence, and join a community that refuses to settle — welcome to Relentless.
Our Kids Program
At Relentless MMA, our Kids Brazilian Jiu-Jitsu program is about much more than learning martial arts — it’s about helping kids grow into confident, respectful, and resilient young leaders.
Through structured classes, our coaches teach students the fundamentals of Brazilian Jiu-Jitsu while also emphasizing discipline, teamwork, and perseverance. On the mats, kids learn how to solve problems, stay calm under pressure, and believe in themselves.
Our program is designed to be both fun and challenging, giving kids the opportunity to build real skills while developing confidence that carries into school, sports, and everyday life.
Whether your child is shy and looking to gain confidence or full of energy and looking for a positive outlet, our Kids BJJ program provides a safe and supportive environment where every student can grow, improve, and succeed.
At Relentless MMA, we’re not just teaching Jiu-Jitsu — we’re helping build stronger kids for life.
Our Adult Program
At Relentless MMA, our adult program is built for anyone ready to challenge themselves and grow both physically and mentally.
Whether you're looking to get in shape, learn Brazilian Jiu-Jitsu, develop real self-defense skills, or compete at a high level, our program provides a structured environment where beginners and experienced athletes train side by side.
We offer a variety of classes including Brazilian Jiu-Jitsu, kickboxing, wrestling, and mixed martial arts, along with private lessons for those looking for more personalized instruction. This allows our students to develop well-rounded skills while improving strength, conditioning, and overall confidence.
Our coaches focus on strong fundamentals, technical instruction, and consistent hard work while creating a supportive team atmosphere. Every class pushes you to improve your conditioning, sharpen your skills, and build confidence through overcoming challenges.
You don’t need experience to start — just the willingness to show up, work hard, and be part of a team that refuses to quit.
At Relentless MMA, we believe progress comes from persistence. Step on the mat, put in the work, and become stronger than you were yesterday.
Roger Bowling: Founder
Head Coach
Roger Bowling is a retired American mixed martial artist known for his work ethic, toughness, and relentless fighting style. Roger built his reputation fighting in the Ultimate Fighting Championship and Strikeforce, where his aggressive style earned him the nickname “Relentless.”
Beyond his professional career, Roger is passionate about sharing his knowledge and experience with the next generation of fighters and athletes. He holds a brown belt in Brazilian Jiu-Jitsu and has spent years training and coaching kickboxing, jiu-jitsu, and mixed martial arts.
Roger focuses on developing athletes of all ages and skill levels while training and mentoring local professional athletes. He believes that martial arts builds more than physical skill—it builds confidence, discipline, resilience, and character. Roger is dedicated to helping his students grow and succeed both on and off the mats.
Meet Our Coaches
Russ Kenney American Jiu Jitsu Coach
Hunter Frazer American Kickboxing Coach
Hunter Frazer American Kickboxing Coach
Professor Russ Kenney brings over 18 years of experience in American Jiu-Jitsu and is a 1st-degree black belt. He received his black belt under Professor Shawn Hammonds in March of 2021.
Professor Kenney has competed at some of the highest levels in IBJJF tournaments, earning silver twice at the IBJJF Pan Jiu-Jitsu Championships.
In additio
Professor Russ Kenney brings over 18 years of experience in American Jiu-Jitsu and is a 1st-degree black belt. He received his black belt under Professor Shawn Hammonds in March of 2021.
Professor Kenney has competed at some of the highest levels in IBJJF tournaments, earning silver twice at the IBJJF Pan Jiu-Jitsu Championships.
In addition to his martial arts career, Professor Kenney has served as a police officer for 30 years and is a certified defensive tactics instructor.
Hunter Frazer American Kickboxing Coach
Hunter Frazer American Kickboxing Coach
Hunter Frazer American Kickboxing Coach
Hunter Frazer is a professional mixed martial artist with eight years of boxing experience, specializing in striking. He has competed in amateur boxing and professional MMA.
Hunter is a Team Shawn Hammonds blue belt in Brazilian Jiu-Jitsu and has competed in various tournaments and grappling matches. He believes that learning strong fundam
Hunter Frazer is a professional mixed martial artist with eight years of boxing experience, specializing in striking. He has competed in amateur boxing and professional MMA.
Hunter is a Team Shawn Hammonds blue belt in Brazilian Jiu-Jitsu and has competed in various tournaments and grappling matches. He believes that learning strong fundamentals and proper technique are key to success and is eager to help students of all ages and skill levels thrive on the mats.
Jahmon Spiller Wrestling Coach
Hunter Frazer American Kickboxing Coach
Jahmon Spiller Wrestling Coach
Jahmon Spiller is an undefeated amateur mixed martial artist with over 12 years of combat sports experience. He is a three-time National Qualifier and a Collegiate All-American in wrestling.
Jahmon built his foundation competing at a high level in wrestling before expanding his skill set into boxing and Brazilian Jiu-Jitsu. He currently ho
Jahmon Spiller is an undefeated amateur mixed martial artist with over 12 years of combat sports experience. He is a three-time National Qualifier and a Collegiate All-American in wrestling.
Jahmon built his foundation competing at a high level in wrestling before expanding his skill set into boxing and Brazilian Jiu-Jitsu. He currently holds a blue belt in Brazilian Jiu-Jitsu.
Outside of competition, Jahmon is a school teacher who is passionate about mentoring and developing athletes. He is excited to lead and grow the wrestling program while helping build confident and successful athletes.
TJ Ball MMA Coach
Alex Burkett American Jiu Jitsu Coach
Jahmon Spiller Wrestling Coach
TJ Ball has over 20 years of experience in mixed martial arts. He brings a well-rounded background in boxing, wrestling, and jiu-jitsu.
His extensive training allows him to develop athletes with strong fundamentals, technical precision, and real-world fighting application. TJ is dedicated to helping every student reach their highest potential, whether they are beginners or seasoned competitors.
Alex Burkett American Jiu Jitsu Coach
Alex Burkett American Jiu Jitsu Coach
Alex Burkett American Jiu Jitsu Coach
Alex Burkett has been training in mixed martial arts since he was six years old. He holds a purple belt under Professor Shawn Hammonds and wrestled at Ross High School, where he went undefeated in the State Duals during his freshman year.
Alex is a multiple-time gold medalist in NAGA, Newbreed, Grappling Industries, Tap Cancer Out, AGF, an
Alex Burkett has been training in mixed martial arts since he was six years old. He holds a purple belt under Professor Shawn Hammonds and wrestled at Ross High School, where he went undefeated in the State Duals during his freshman year.
Alex is a multiple-time gold medalist in NAGA, Newbreed, Grappling Industries, Tap Cancer Out, AGF, and Chewjitsu tournaments.
In addition to his martial arts career, Alex is an active police officer with the City of Dayton. He is excited to help coach and develop athletes in mixed martial arts.
Rob Sattler Youth BJJ Coach
Alex Burkett American Jiu Jitsu Coach
Alex Burkett American Jiu Jitsu Coach
Rob Sattler was born and raised in Batavia, Ohio. He grew up as a multi-sport athlete, which later led to coaching roles and player development for over 12 years.
Rob has been dedicated to weight training for 25+. years! He has spent time training in Brazilian Jiu-Jitsu and mixed martial arts for the past two years with top-tier black belt
Rob Sattler was born and raised in Batavia, Ohio. He grew up as a multi-sport athlete, which later led to coaching roles and player development for over 12 years.
Rob has been dedicated to weight training for 25+. years! He has spent time training in Brazilian Jiu-Jitsu and mixed martial arts for the past two years with top-tier black belts and athletes.
Rob is excited and ready to help start your child’s journey in mixed martial arts.