Master Chris Rockhold has been training in Tang Soo Do since 1993 and has attained O Dan (fifth degree black belt) and Sa Bom Nim (사범, Master instructor) Certification in the World Dang Soo Do Union. Master Rockhold created Rockhold Karate, LLC., and started teaching private Korean Karate lessons out of his garage in 2007. A few years later started teaching Tang Soo Do classes at the Cedar Park Recreation Center and a local gym. In a bold move, during the fragile economic recovery of the country, he opened Rockhold Karate in Cedar Park.

Master Chris Latham has been training in Tang Soo Do since 2010, attained Sa Dan (fourth degree black belt) and Sa Bom Nim (사범, Master instructor) in the World Dang Soo Do Union, and is a Certified Instructor in Kummooyeh International. SBN Chris Latham has also been actively training in Northern Longfist Kung Fu, Modern Wushu, and Yang family Tai Chi for over 15 years. He teaches the Cedar Park Tai Chi + class at Rockhold Karate. Sa Bom Nim Latham is also working in conjunction with Sa Bom Nim Rockhold to develop a supplementary weapons training program as a series of seminars for other martial arts studios and their students.