Meet the C3 Athletics Trainers


Roger Denton

Head MMA Coach

Roger Denton has 25+ years of martial arts experience.  He teaches Brazilian Jiu-Jitsu and Mixed Martial Arts, and coaches/manages professional and amateur MMA fighters.

Roger began his martial arts career with Tang Soo Do, a Korean form of Karate. He later began studying Jun Fan/Jeet Kune Do, which was developed by Bruce Lee and Dan Inosanto. He received Jun Fan/Jeet Kune Do/Filipino Martial Arts Certification from Paul Vunak (Progressive Fighting Systems) in 1994. He relocated to Arizona to further his martial arts practice, and received additional Jeet Kune Do Certification from Sharam Moosavi (Jeet Kune Do International).

Roger began studying Brazilian Jiu-Jitsu in 1991 and was promoted to Black Belt in 2007. He was Fabio Araujo’s first BJJ Black Belt in the United States.

In addition to Brazilian Jiu-Jitsu and Jun Fan/Jeet Kune Do, Roger also studies and teaches Western boxing, Muay Thai, Panantukan (Filipino boxing), Filipino Weapons and Stickfighting, and Savate (French kickboxing).


Stephane Smarth

Muay Thai

Stephane is a nutrition care and food service specialist, certified through the United States Army Reserve.  He is also certified in the Level I Modern Army Combatives program (MACP).  With a degree in Psychology from Sacred Heart University, he is also an athlete himself, competing as an amateur Muay Thai fighter.  He has been training and competing in Muay Thai for over four years and recently became the Friday Night Fights Lightweight Amateur Champion, making him the first Muay Thai champion to come out of C3 Athletics. Stephane conducts our kickboxing and Muay Thai classes, and is always available for personal training!


Danny Joey Valle


C3 Athletics is proud to have Danny “Joey” Valle as our boxing coach. Danny, a Bronx, New York native, come from a long line of boxing trainers. Both his father and grandfather have either trained directly or helped train multiple world champions. As an amatuer, Joey was undefeated and a golden gloves champion, scoring the fastest knock in the golden gloves at 6 seconds! As a pro, Joey is undefeated as well, with all wins coming by way of knockout. Joey will be helping produce the next crop of fighters here at C3. When asked about his future goals in the sport, he replied ” I plan on being a champion”.

More on Joey:


Cesar Pereira


Cesar Pereira is a 3rd degree Brazilian Jiu Jitsu Black Belt under Master Cassio Cardoso/ Carlson Gracie Club Jiu-Jitsu. He brings 21 years of Brazilian Jiu Jitsu experience and a deep knowledge of the culture and history behind this unique martial art form to each of his classes. He has been a Black Belt since June 2001. He began his career in Brazilian Jiu-Jitsu in February 1992 in Rio de Janeiro – Brazil. He ran his own Martial Arts academy from 1992 to 2000, Sport Physical Academy in Rio de Janeiro, Brazil. Then worked as a  Brazilian Jiu Jitsu instructor at Brazilian Top Team (BTT) from 2005 to 2010.

Main Titles:
3rd place State Championship of Rio de janeiro FJJ-Rio (1998) Brown Belt

5th place World Championship CBJJ (1998) Brown Belt

3rd place State Championship of Rio de janeiro FJJ-Rio (1999) Brown Belt


Omar Estevez

Muay Thai

Omar Estevez is one of today’s up and coming Muay Thai fighters. With 12 fights currently under his belt, Omar is making a presence in the Muay Thai scene. Omar has fought some of the top fighters in North America and has fought all over the east coast including New York, New Jersey, Virginia and was even invited to Canada for an international bout.
With no prior experience in martial arts, Omar was looking for a way to fight his obesity. At his heaviest, Omar weighed a shocking 270 pounds! Tired of trying conventional gyms and diets that didn’t work, Omar decided to give Muay Thai a shot. During his first year of training, Omar lost over 100 pounds for his first bout.

Omar has been training in the “art of eight limbs” for four years under world renowned trainer Aziz Nabih out of Sitan Gym. Within his first year, Omar would become one of the instructors at Sitan Gym. Now with over three years of instructing experience, Omar has become the head trainer for Queens MMA and is now training today’s up and coming fighters out of Sitan Gym and C3 Athletics in Stamford, Ct.

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