Senior Instructors

 


Mr. Stuart Forrest, 9th Dan Black Belt. He is currently the World Martial Arts Union President, teaches Hapkido at KMAC's school in San Francisco. Senior Master Forrest has trained in martial arts for over 30+ years, training extensively in Hapkido, Taekwondo, Judo and a variety of Japanese Arts. He holds black belts in Hapkido, Taekwondo and Judo. He is the current Chief for the San Mateo County Probation Department and was formerly the head instructor in defensive tactics training for peace officers.

 

Senior Master Goldstein, 9th dan Black belt, began his Martial Arts Training as a child in Los Angeles and continued studying after moving to the Bay Area in the 1970’s. He has studied various Korean, Japanese and Chinese Martial Arts Systems. He holds ranks in the arts of Hapkido, Taekwondo, Aikido and Wing Chun. He has studied extensively in various Weapon Systems and Tai Chi as well. He is continuing to study in both areas of Combative and Energy based arts.

     

Dr. Lee has a lifetime of studying Medicinal and Martial Arts in both China and Korea. With the advantage of his Medicinal and Martial Arts background, Dr. Lee truly understands body mechanics, both internally and externally. On Saturdays he leads the Tai Chi class at KMAC's headquarters and throughout the week you can find him preparing the elite athletes for competition.
 
Larry Dorsey, 9th dan black belt, teaches Hapkido at KMAC’s headquarters in San Francisco. In the late 1970s he began training in Hapkido under Master M.W. Jung, and later, under Grandmaster Han-Jae Ji. He is a Master in Hapkido and formerly played professional football for the NFL's New England Patriots. He is currently a law enforcement officer in San Francisco.
     

Ramon Tirona is the chief instructor of KMAC's school in San Leandro, California, and one of KMAC's head coaches for Olympic Style Taekwondo. He has practiced Taekwondo for more than twenty years, and formerly ran his own martial arts school in Alameda, California. He is a Master in Taekwondo, and a former technical advisor for the California State Taekwondo Association.
 
Henry Cruz is the chief instructor of KMAC's school in Union City, California. He has practiced martial arts for more than 10 years and is a certified black belt instructor in Taekwondo. A gifted teacher, his students have a strong record of successes in state and national Taekwondo competitions. Mr. Cruz is also the recipient of the "2002 Coach of the Year" award.
     


Michael Mar is the Chief instructor at KMAC Jefferson Elementary School in San Francisco.  He has trained in Taekwondo for over 25 years under Grand Master M.W. Jung.  He is a certified 5th Dan Black belt instructor in Taekwondo.  Currently he is pursuing his Masters in Counseling and PPS credentials at San Francisco State University.

 
Gary Tong is the chief instructor of KMAC's youth program at the Stonestown YMCA in San Francisco. He has practiced martial arts for more than 20 years under Master M.W. Jung. He is a certified black belt instructor in Taekwondo. Currently he teaches mathematics at Galileo High School in San Francisco.
     

Bernadette Reyes teaches adult Taekwondo at KMAC's headquarters in San Francisco. She began Taekwondo training in the mid 1990s, along with her three children. She is a certified black belt instructor in Taekwondo, and has also trained extensively in Hapkido. She is the single-mother of three children, who are accomplished national-level competitors, most notably her son, Brandon Mauricio, who won the 2000 National Junior Olympic Taekwondo Championship.
 
Sonny-Ryan Jung is the former chief instructor of KMAC's program at Jefferson Elementary school, and also teaches at KMAC's headquarters in San Francisco. He has practiced martial arts for more than 15 years, studying Taekwondo Judo, and Hapkido. Mr. Jung is a certified black belt instructor in Taekwondo, and an accomplished competitor and medalist in Olympic Style Taekwondo at the state and national level.
     

Marlene Jung-Mar teaches Tai Chi at KMAC's headquarters. She has practiced martial arts for more than thirty years, training in Hapkido, Tai Chi, and Taekwondo, and is one of the few women in the bay area to begin Hapkido training during its initial introduction in the 1960s. A caring and generous teacher, she has been instrumental in supporting KMAC's growth for more than three decades, all while raising a family.
 
Master Simeon Dondero is the Chief instructor at the KMAC All-Stars in San Mateo. He has trained in Taekwondo and Hapkido for over 10 years. He is currently a 4rd Dan.
     

Instructor Glenn M. Goffin
(Photo coming soon)

SBN Goffin became chief instructor at Embarcadero Hapkido Club in 2006, where he had trained under Master Robert Yee since 1997. His martial arts experience includes cross-training in Aikido, Krabi Krabong, and Kung Fu, and early experience in Fencing (foil) and Shotokan Karate. He currently trains in Hapkido and various weapons arts under Master Richard Goldstein. SBN Goffin holds the third dan in the arts of Korea Sin Moo Hapkido and Taekwondo.


 
Jo-An Aguirre is a registered nurse and teaches Kardio Kickbox classes at KMAC's headquarters in San Francisco. She holds a black belt in Taekwondo and has also trained in Hapkido and Tai Chi. Her son, Cody, won the National Junior Olympic Taekwondo Championship in 2000. Ms. Aguirre frequently donates her time to serve on the medical staff at Taekwondo competitions.
     

Mike Robertson has practiced martial arts for more than thirty years, training in Judo, Jujutsu, Taekwondo, and Hapkido. He holds black belts in several martial arts and received his Judo certification from the U.S. Judo Association.
 
William Ong teaches Tai Chi at KMAC's headquarters in San Francisco. He has practiced martial arts for more than thirty years, training in Hapkido, Tai Chi, Taekwondo, Karate, and Arnis. Mr. Ong was instrumental in helping to establish KMAC's martial arts program during the 1970s. He is a Master in Hapkido, holds a black belt in Taekwondo, and is a business tax professional for Matson.
     


Robert Yee is the former chief instructor of KMAC's program at the YMCA in downtown San Francisco. He began his martial arts training in 1974, studying a variety of arts from hard-style Okinawan Karate to the fluid style of Aikido. In 1984 he began training in Hapkido under Master M.W. Jung. Mr. Yee is a certified black belt instructor in Hapkido, and the current Vice President of the World Martial Arts Union.

 
Samir Golubovic holds a black belt in Judo and has been practicing Judo for over four years. Mr. Golubovic is a frequent and accomplished competitor at local tournaments as well as a qualified regional Judo referee. He teaches the children's Judo program at KMAC where he has an exceptional rapport with the youngest members of the KMAC community. He is also a guest instructor for the adult program and continues to train at City College of San Francisco (CCSF).


Jimmy McCullough teaches Filipino Stick Fighting (Kemscrima-doh) at KMAC HQ and throughout San Francisco. He is a certified 5th degree black belt under the arts founder, Grandmaster Glenn Abrescy. In his 10 years of teaching he has taught a wide variety of students, from blind and developmentally disabled students to teachers of other martial arts.

   

 

 

 

 

 

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