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Fabio Medeiros

Head Instructor


Fabio Medeiros was born in Sao Paulo, Brazil and began training and competing in Brazilian Jiu-Jitsu at an early age of 11.  He came to the United States at age 15 with already 4 years of experience in Brazilian Jiu-Jitsu.  His first instructor was Alvaro "Ganso", a 3rd degree black belt under Otavio Peixotinho. With over 12 years of experience, he received his black belt from  Renzo Gracie. While in the United States he continued training in Martial Arts such as Judo and Wrestling.  He climbed the BJJ ranks through instructor Alex Nunes . Fabio began competing in the states and won various tournaments such as NAGA, Grappler’s Quest, PA Championships, NJ Championships, and more. Fabio joined the National Guard and became the Army combatives instructor for B-Company 2/113.  He continues to train daily at the Renzo Gracie Academy Newark, NJ to elevate his craft. 


Kurt Otto



Kurt Otto is a brown belt in Brazilian Jiu-Jitsu and also holds a 2nd degree black belt in Taekwondo. He started training in Taekwondo in 1977 and has also trained in Judo and wrestling. Brazilian Jiu-Jitsu became his passion in 2006 when he founded the IFL (International Fight League) --- a global, televised Mixed Martial Arts fight organization. Renzo Gracie, one of the IFL's Championship team coach, introduced his method of Jiu-Jitsu to Kurt and the rest was history. In 2008, Kurt opened the Renzo Gracie Academy of Cresskill, New Jersey. Kurt currently resides in Bergen County, and is married with twin children. Kurt received his Bachelor's Degree in Architecture from Pratt Institute in Brooklyn, NY. Kurt's full time profession and partnership of an Architecture & Development firm in Bergen County creates a full week.

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Brian Kwak

Assistant Instructor


Brian Kwak has been training in Martial Arts since 1999. He holds a blue belt in Brazilian Jiu-Jitsu and a 2nd degree black belt in Taekwondo. Brian is a licensed MMA cornerman in the state of New Jersey, and has helped train & corner professional MMA fighters. He also has operations and management experience working for MMA promotions such as CFFC (Cage Fury Fighting Championships). In 2014, he received his Bachelor's Degree in Business Administration from the School of Business at Villanova University. At Villanova, Brian was also the founder and instructor of the MMA & Brazilian Jiu-Jitsu Team. When he isn't training or teaching, he enjoys photographing, filming, and tattooing.

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David Yosha

Assistant Instructor


David Yosha is a blue belt in Brazilian Jiu-Jitsu and holds the rank of "1st Kyu" (brown belt, black stripe) in Kyokushin Karate. He has been training in Kyokushin Karate for 11 years, and also has 7 years of Boxing experience. In his free time, David enjoys spending time with his son and daughter, who both train regularly at Renzo Gracie Cresskill.