Submission Concepts

Founded in 2009 by Dave Siller—a black belt under Jason Izaguirre in the Royler Gracie and Helio Gracie lineage—Submission Concepts has operated at 9703 Bandera Road in San Antonio, Texas since 2014. The coaching roster features Head Brazilian Jiu-Jitsu Coach Jonathan Ramirez (2nd-degree BJJ black belt who has fought professionally in MMA), Striking and No-Gi Coach William 'Bill' Roberts (2nd-degree BJJ black belt under Dave Siller and 4th-degree Tang Soo Do black belt who also works with law enforcement officers), Fundamentals Coach Rafael 'Ralph' Morado (2nd-degree BJJ black belt under Dave Siller with over 20 years of experience in Jiu-Jitsu and MMA), Morning Jiu-Jitsu Coach Jason (BJJ black belt under Jonathan Ramirez and Professor of Physical Therapy), Head Striking and Submission Grappling Coach Arturo 'Papa' Tanguma (1st-degree Taekwondo black belt, BJJ brown belt, and pro MMA fighter), and Striking Coach Arturo 'Mr. T' Tanguma (BJJ black belt under Rafael Morado). Classes run Monday through Saturday across Gi Brazilian Jiu-Jitsu, No-Gi Grappling, Submission Grappling, Fundamentals, Kids BJJ, Kickboxing, Women's Self-Defense, and Amateur and Pro MMA, with a free trial available.