Raul Castillo is the founder and driving force behind RCMA. With a Black Belt in both Brazilian Jiu-Jitsu and Karate, Raul has trained and competed at the highest levels, earning numerous championships and a professional MMA record. His passion for martial arts is matched only by his dedication to his students. Whether he’s teaching kids the basics of self-defense or training the next generation of competitors, Raul’s expertise, patience, and motivational style make him a sought-after instructor.
Raul Castillo is the founder and driving force behind RCMA. With a Black Belt in both Brazilian Jiu-Jitsu and Karate, Raul has trained and competed at the highest levels, earning numerous championships and a professional MMA record. His passion for martial arts is matched only by his dedication to his students. Whether he’s teaching kids the basics of self-defense or training the next generation of competitors, Raul’s expertise, patience, and motivational style make him a sought-after instructor.
Martial arts has been a part of Iris’ life since she was five years old. Through hard work and dedication, she earned her black belt at the age of twelve. Today, Iris is passionate about sharing her love for martial arts by mentoring and training the next generation of students. Her commitment to helping young martial artists grow both in skill and confidence makes her an invaluable leader at Raul Castillo Martial Arts.
MATT ARAGONI
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Martial arts has been a part of Iris’ life since she was five years old. Through hard work and dedication, she earned her black belt at the age of twelve. Today, Iris is passionate about sharing her love for martial arts by mentoring and training the next generation of students. Her commitment to helping young martial artists grow both in skill and confidence makes her an invaluable leader at Raul Castillo Martial Arts.
MATT ARAGONI
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Fernando Diaz is a talented amateur MMA fighter with an undefeated record of 5-0. A Brazilian Jiu-Jitsu purple belt with a strong wrestling background, Fernando brings a well-rounded skill set to both competition and coaching. His passion for martial arts is matched by his dedication to teaching, as he leads both adult and children’s classes at Raul Castillo Martial Arts. Whether helping beginners build a strong foundation or sharpening the techniques of more advanced students, Fernando’s energy, experience, and commitment to his students make him a valuable part of the RCMA family.
Adam is not only a champion Brazilian Jiujitsu Blackbelt, but he is also a professional MMA fighter with a record of 9 and 0. Undefeated in both professional and amateur fights, he is currently fighting for Bellatore. Additionally, he helps train our up and coming fighters and lends his vast experience to everyone regardless of their level of experience. Happy and willing to answer any questions from anyone, Adam makes us all proud to be part of Raul Castillo Martial Arts.
Fernando Diaz is a talented amateur MMA fighter with an undefeated record of 5-0. A Brazilian Jiu-Jitsu purple belt with a strong wrestling background, Fernando brings a well-rounded skill set to both competition and coaching. His passion for martial arts is matched by his dedication to teaching, as he leads both adult and children’s classes at Raul Castillo Martial Arts. Whether helping beginners build a strong foundation or sharpening the techniques of more advanced students, Fernando’s energy, experience, and commitment to his students make him a valuable part of the RCMA family.
Adam is not only a champion Brazilian Jiujitsu Blackbelt, but he is also a professional MMA fighter with a record of 9 and 0. Undefeated in both professional and amateur fights, he is currently fighting for Bellatore. Additionally, he helps train our up and coming fighters and lends his vast experience to everyone regardless of their level of experience. Happy and willing to answer any questions from anyone, Adam makes us all proud to be part of Raul Castillo Martial Arts.
Contramestre Montanha (Ryan) has studied the art of Capoeira for over 20 years, under the guidance of celebrated Mestre, Urubu Malandro, a graduated student of Mestre Suassuna. Montanha embraces all the facets and layers of Capoeira and has been teaching adults and youth on the coast and in San Francisco for the last 8 years.
Nancy earned her 1st degree Aikido Black belt in 2004 under Professor George Marenco in the style of Kami-Do-Ryu. She continued her training in karate with Professor Marenco and has achieved the rank of 3rdDegree. She is also currently a student of Iaido, or the Art of the Sword under Roger Engle and Scott Kalkin. She has taught karate, aikido, and self-defense and believes that practicing these ancient styles of martial arts will benefit people of all ages and abilities. This study will develop a strong mind and strong body, and most importantly, the belief in oneself.
Lian has been studying and competing in BJJ since 2009 and currently holds the rank of purple belt. She has been ACE (American Council on Exercise) certified since 2015 and is also TRX certified. She is available for private lessons and teaches small group TRX/circuit training classes here at the dojo.
CERTIFICATIONS: International Sports Medicine Association Personal Fitness Trainer Certification, SCW Group Exercise Certification, American Red Cross Adult First Aid/CPR/AED Marie's class focuses on cardio training using, Intensity Interval Training & High Intensity Interval Training techniques; they include functional fitness with calisthenics (body weight resistance), free weights, balls and more . Each class is designed to perform to your best, so that you can achieve your fitness goals, in a positive atmosphere.
Lian has been studying and competing in BJJ since 2009 and currently holds the rank of purple belt. She has been ACE (American Council on Exercise) certified since 2015 and is also TRX certified. She is available for private lessons and teaches small group TRX/circuit training classes here at the dojo.
CERTIFICATIONS: International Sports Medicine Association Personal Fitness Trainer Certification, SCW Group Exercise Certification, American Red Cross Adult First Aid/CPR/AED Marie's class focuses on cardio training using, Intensity Interval Training & High Intensity Interval Training techniques; they include functional fitness with calisthenics (body weight resistance), free weights, balls and more . Each class is designed to perform to your best, so that you can achieve your fitness goals, in a positive atmosphere.
Julia Minkstein is a dedicated fitness coach, certified yoga instructor, ultramarathon runner, and nutrition enthusiast. Inspired by her own journey overcoming celiac disease through holistic health, Julia empowers others to harness strength and confidence through fitness, nutrition, and mindful practices. She currently leads the “Power of She” program at Raul Castillo Martial Arts, focusing on strength training, kickboxing, cardio circuits, nutritional education, breath work, and cultivating self-confidence for girls and young women. Julia’s passion and energy make her classes engaging, impactful, and transformative for all participants.
JULISSA ACOSTA
Instructor at RCMA
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COPYRIGHT 2025 RAUL CASTILLO MARTIAL ARTS
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COPYRIGHT 2025
RAUL CASTILLO MARTIAL ARTS
All Rights Reserved