Undisputed Downtown, "San Diego's toughest" school and gym for boxing, MMA, jiu jitsu, muay thai and cardio fitness training.

Joe Vargas
Head Boxing Coach

Joe Vargas is the Head Boxing Coach for Und1sputed Boxing Downtown. Joe has an extensive amateur record with over 70 fights and tournaments at the national level. He learned his trade at the old Spud Murphy’s boxing gym and the CYAC Boxing gym in San Diego. Joe began training youth, at age nineteen, after ending his boxing career. He has succeeded as a coach and has taken many of his boxers to compete at the Silver Gloves, Blue and Gold, National Pals and Golden Gloves and now Profesional Boxers. He also is a well known and trusted manager for the pro-boxers. If you are looking to take your boxing to the next level come see Coach Joe Vargas!

Prior to Und1sputed, he coached and volunteered at a community gym in National City. Joe is passionate and committed to reaching out to at risk youth. In his spare time, he enjoys running, team sport activities and spending time with his family.

Nestor "Chorizo" Flores
Boxing Instructor

Nestor Flores is a technical instructor who brings years of experienceand knowledge of boxing to the members of Undisputed Downtown. Nestorhas over 15 years of boxing experience . He has trained in multipleprofessional boxing gyms in Mexico. He trained in the towns of Mexicali Baja California and Tijuana Baja California.

Nestor has brought his style of boxing techniques with a fitness orientated base to San Diego. During his years of training, Nestor has worked with many of Mexico s top trainers, contenders and professional boxers. His passion for boxing is reflected by his emphasis on proper techniques, timing, and perfect execution. He is the boxing instructor for the 6am and 9am boxing classes. If you desire to sharpen your boxing technique and skills this class will definitely increase your knowledge, cardio, and application of beginning to advanced boxing.

Nicky Barnes
MMA Trainer

At the age of 11, Nick Barnes participated in the martial art of Kenpo karate. He was raised in Rock Springs, Wyoming and it is there where he joined Pineda's Kenpo, earning himself an orange belt before moving to San Diego, California in 2004.

Once in San Diego, Nick attended Bonita Vista High School and graduated in 2009. During his high school years he participated in the sport of wrestling from sophomore year all the way through senior year.During that time he achieved MVP awards from multiple tournaments winning league junior year. During his senior year, he went on to win Metro/ Mesa League, as well as the CIF Division Two Championship, placing him in the masters tournament where he took runner up. Losing only by one point to the top contender in the 162 pound weight class, Ian Roye. This enabled him to participate in the state championships.

Once out of high school, he continued learning combat sports by taking a Judo class at Southwestern College going on to win the schools "Rondori" tournament one semester. After that, desiring the need to further his knowledge in combat, he joined the gym Und1sputed Downtown San Diego. It was here that he learned skills in Muay Thai by instructor Nicolas Cebreros, earning his trunks after a few months of training. From there he joined the Amateur MMA team, taught by Herman Terrado, where he learned proper cage tactics, and skills in Jiu Jitsu. Nick now fights at welter weight, (170 pounds) going on to win 3 amateur fights and moving up to be part of Und1sputed's Pro MMA team, where he has claimed 3 victories and 0 loses.

Adrian Vargas
Boxing Trainer

Adrian has a great Amature boxing record and now a great Pro Boxer record. He has been boxing since he was a young child, taught by his brother and Und1sputed's Head Boxing coach Joe Vargas. Adrian brings a world of knowledge when it comes to boxing and is a great trainer. If you are looking to compete or get in the best shape of your life then come see him.

Herman Terrado
Head MMA/Jiu Jitsu Coach

Herman has trained with some of the best in the world and now brings that wealth of knowledge to Und1sputed Downtown. Herman teaches Jiu Jitsu under Baret Yoshida. Herman is also an active MMA profesional fighter with a record of 6 and 2 with a first round KO on the Strikeforce card here in San Diego on April 9th 2011. He is the Head MMA coach for Und1sputed Downtown and is available for personal training.

Sarah Beth Riess aka "Kricket"
Conditioning Trainer

Bio Coming Soon....

Ben Khoshaba
Fitness and Wrestling trainer

Bio coming soon...

Giovani Santillan
Boxing Trainer

Giovani was a "stand out" amature boxer with over 100 boxing matches and is now undfeated as a Pro!! His classes are fun and exciting as well as very technical. If you want to lean to box, get in the best shape of your life and have a blast while doing it he is the guy!!!