Meet Keith Sonnenberg, the driving force behind Efficient Martial Arts. As a 4th Level Technician of the IWTA-NAS, LLC and dedicated teacher of Leung Ting WingTsun® kung-fu with years of experience, I am committed to helping you achieve your fitness and self-defense goals. My passion for martial arts and teaching ensures that you receive the highest quality training and guidance on your martial arts journey.

Sifu Keith Sonnenberg is a direct student of GGM Leung Ting of Hong Kong. He began his journey into the Leung Ting system in 1980.