Meet Our Coaches
Our coaches bring diverse experience across Kickboxing, Muay Thai, Wrestling, Brazilian Jiu Jitsu and MMA — whether they have been teaching it for years, or have fight or competition experience, they are all united by a shared passion for helping every student build real skills and lasting self-confidence.
Want more of 1-on-1 coaching? Book a PT with any of our coaches now.
Seng Sithisakd
HEAD COACH & FOUNDER
33 years of Muay Thai experience, with fights across Thailand, Australia, Eastern Europe, and Japan, including 2002 Australian Pankration Athlima Gold Medalist. He is also a BJJ Brown Belt, Judo Black Belt and coach/corner man to amateur and professional fighters.
Jesse Taylor
HEAD COACH
Jesse has been a professional MMA fighter for 20 years. He’s fought on UFC, Strike Force, PFL. He has competed on The Ultimate Fighter 7 and The Ultimate Fighter: Redemption Champion. He is a 10th Planet Brazilian Jiu Jitsu Black Belt & a 2X NCAA D1 All American.
Marisol Ruelas
KICKBOXING, MUAY THAI & KIDS COACH
Marisol has been training Martial arts for 13 years. She is a Purple Belt in BJJ and has been an active professional fighter since 2018 with experience in Bare Knuckle, Kickboxing, Boxing, Power Slap, Combat Jiu Jitsu, and MMA.
Jill H.
KICKBOXING CARDIO & MUAY THAI COACH
Jill has 13 years of Muay Thai experience and 11 years of powerlifting experience. She has four kids and does not fuck around.
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Jorgie Castillo
ASSISTANT COACH
Active Reizen MMA amateur fighter who has had MMA, Muay Thai and Kickboxing fights. Jorgie will be assisting coaches during class to help anyone who needs it.
Evaristo Hernandez
SILVER GLOVE & KIDS COACH
Evaristo has 24 years as a personal trainer with a background in martial arts and combat sports spanning over 35 years. He is a BJJ Purple Belt and a 3rd degree black belt in Kyokushin Karate.
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Evy Luong
ASSISTANT COACH & GYM MANAGER
Evy has been training Muay Thai for 3 years and has experience fighting in the cage. She is also the gym manager and can answer any questions about the facility.
Gianni Rago
ASSISTANT COACH
Gianni has been wrestling since 2013 and training MMA since 2023. Active competitor in BJJ and Catch Wrestling. 3x NCAA D3 All-Conference and BJJ Blue Belt. Full-time computer engineer outside of the gym.
Brett Brendel
HEAD COACH OF SISTER GYM: ONE TOUCH
Brett has year of experience in martial arts, focusing on MMA and BJJ. He is the fight coach for the One Touch Fight team and will occasionally come to teach MMA and BJJ at Reizen.
Rex
ASSISTANT COACH
Skilled in wrestling, grappling and striking, Rex does not tolerate people who go hard during sparring and will gladly assist in addressing those people.
Yuma
ASSISTANT COACH
New at her job, Yuma is learning how to assist at the gym and ensure everyone is having a great time. She is a natural wrestler and has a very good defensive grappling.
Porky
ASSISTANT MANAGER
Porky helps assist Evy with managing the gym, and will bark at you if you walk around the gym in outside shoes or if you aren’t fully dressed before exiting the shower.