UMASDA – United Martial Arts Self Defense Academy Youth Programs (via Seibukan Jujutsu of Salinas)
339 Maple St, Unit C, Salinas, CA 93901
About
UMASDA – United Martial Arts Self Defense Academy Youth Programs, offered via Seibukan Jujutsu of Salinas, include self defense and martial arts training in Seibukan Jujutsu, American Martial Science (Street Self Defense), IKCA Kenpo (Kenpo – SGM Chuck Sullivan lineage), Enshin Itto Ryu Battojutsu (a traditional Japanese sword art), and Peaceful Journey Martial Studies (a close quarters grappling/striking hybrid). The program also offers distance learning programs, workshops on emotional readiness, and interactive workshops with hands-on practice in self-defense techniques.
• Schedule: Class options are available on Sundays, Mondays, Tuesdays, Wednesdays, Thursdays, and Saturdays, with youth Seibukan Jujutsu classes for Little Dragons and Juniors held on Sundays and Saturdays, and additional martial arts classes offered on weekday evenings and Saturday mornings and afternoons.
UMASDA – United Martial Arts Self Defense Academy operates as a fully accredited branch of UMASDA, Inc., a California-based 501(c)(3) Non-Profit Corporation that focuses on researching, developing, and teaching effective self-defense techniques, blending traditional martial arts knowledge with contemporary defensive strategies. For youth programs, UMASDA partners with Seibukan Jujutsu of Salinas, led by Marcus Thornton, offering dedicated children’s, junior’s, and adult Japanese Jujutsu programs. The leadership team includes James Drennen as Director of Outreach Programs, Marcus Thornton as Renshi, and Steve Zalazowski as head instructor. All instructors undergo background checks as part of their employment process, including verification of licenses or certifications or annual checks through the UMASDA organization. UMASDA is affiliated with the International Karate Connection Association, Martial Science University, and the International Enshin Itto Ryu Battojutsu Association, and the UMASDA Martial Science Crest is a registered trademark of Steve Zalazowski. The organization offers small class sizes, hands-on instruction, professional certifications, and distance learning programs, and it emphasizes mental resilience, emotional readiness workshops, and a support network for ongoing personal growth and mental well-being. UMASDA notes community connections through membership in the IKCA family, the MSU family, and the ISGBA family, along with regular events and seminars where members can connect and share experiences.
Last updated May 24, 2026.
• Schedule: Class options are available on Sundays, Mondays, Tuesdays, Wednesdays, Thursdays, and Saturdays, with youth Seibukan Jujutsu classes for Little Dragons and Juniors held on Sundays and Saturdays, and additional martial arts classes offered on weekday evenings and Saturday mornings and afternoons.
UMASDA – United Martial Arts Self Defense Academy operates as a fully accredited branch of UMASDA, Inc., a California-based 501(c)(3) Non-Profit Corporation that focuses on researching, developing, and teaching effective self-defense techniques, blending traditional martial arts knowledge with contemporary defensive strategies. For youth programs, UMASDA partners with Seibukan Jujutsu of Salinas, led by Marcus Thornton, offering dedicated children’s, junior’s, and adult Japanese Jujutsu programs. The leadership team includes James Drennen as Director of Outreach Programs, Marcus Thornton as Renshi, and Steve Zalazowski as head instructor. All instructors undergo background checks as part of their employment process, including verification of licenses or certifications or annual checks through the UMASDA organization. UMASDA is affiliated with the International Karate Connection Association, Martial Science University, and the International Enshin Itto Ryu Battojutsu Association, and the UMASDA Martial Science Crest is a registered trademark of Steve Zalazowski. The organization offers small class sizes, hands-on instruction, professional certifications, and distance learning programs, and it emphasizes mental resilience, emotional readiness workshops, and a support network for ongoing personal growth and mental well-being. UMASDA notes community connections through membership in the IKCA family, the MSU family, and the ISGBA family, along with regular events and seminars where members can connect and share experiences.
Last updated May 24, 2026.
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