Danny Zelig

Danny Zelig is a premier self defense expert and instructor. He is a 2nd generation Israeli Krav Maga instructor of Imi Lichtenfeld, certified directly by Imi’s most senior disciple and Head of the Rank Committee. He has been practicing and teaching Krav Maga to civilians, military, and law enforcement since 1983. Danny began his lifelong […]

Flavio Meier

Flavio Meier is a three-time World champion and two-time Pan American champion who was born and raised in Rio de Janeiro, Brazil. Flavio started martial arts very early in life: First Judo at age 6, then Tae KwonDo at 10 years old, earning his black belt at age 17. Flavio began training Brazilian Jiu Jitsu […]

Emiliya Umrykhina

Ukrainian-born was first introduced to martial arts at the age of 13 by colluding with her father who signed her up for Shotokan karate without telling the rest of her family (grades before sports was the law then). Since then, Emiliya’s martial arts exposure broadened to include Judo and Muay Thai (competed in both sports). […]

Elsa Bosemark

Elsa has dedicated herself to Krav Maga since she was 11 years old and is the youngest ever certified Tactica KMI instructor. Based in San Fransico, she shares practical techniques and a self-defense-oriented mindset. Her easy-going teaching style makes training more approachable for beginners, but she is just as comfortable pushing advanced students to the next level. […]

Frances Lleva

Frances is a certified Krav Maga instructor based in Santa Clara and believes in Krav Maga’s simple and practical approach to real life scenarios. Frances is passionate about helping develop proper technique and a strong fighting mentality in her students. She has taught children, women, and coed classes. Frances is available for regular group classes […]

Jeff Pung

Born and raised in San Francisco, Jeff understands the complexities of living in an ever-changing, turbulent city. He joined the Tactica family in 2016 and immediately fell in love with Krav Maga’s efficiency and simplicity, as well as its various mental benefits that one can instill in everyday life, such as determination and stress management. […]

Jimmy Yi

After a particularly threatening incident,  Jimmy and his girlfriend were left feeling extremely unsafe in their home and on the street. In hopes of loosening the grip of fear they felt, Jimmy wanted to empower himself and his girlfriend to prepare for what may come. He remembered Krav Maga’s reputation for being an effective smash-and-grab […]

Liam Harel

Born and raised in California, Liam Harel has been doing martial arts since he was 5 with his twin brother Edan Harel; motivated by their father Opher Harel, who is also a self-defense instructor. Liam began doing kids Krav at age 7,  he was in the kid’s program until the age of 13, from then […]

Micha Hershman

Micha is a graduate-level certified Krav Maga instructor with a passion for practical, simple and no-nonsense self-defense solutions. He is available for private and group training sessions (fitness or Krav Maga) at our San Francisco location.

Opher Har-El

Opher Har-El has over 30 years of experience in Krav Maga, after beginning his training in 1983 under Eli Avikazar in Netanya, Israel. He continued his training throughout his extensive military service in the Israel Defense Forces. Opher’s experience of learning, practicing, and teaching Israeli Krav Maga as well as his first hand experience in […]

Sam Mazaheri

Sam has over 10 years of martial arts experience and began practicing Krav Maga in 2015. He is a black belt in Tae Kwon Do and has trained in Eskrima, Hapkido, and Brazilian Jiu-Jitsu. Sam became interested in Krav Maga after considering its practical, real-world self-defense applications– namely, defense against weapons and multiple attackers. In his […]

Stephen Grillos

As a songwriter and performer, emotions have always been Stephen’s jet fuel. But at a certain point, that fuel started to burn him up and burn him out. Half broken, he found Tactica in 2016 and began training with Danny. Stephen had studied Krav Maga before, earning his Level 2 from Krav Maga World Wide […]

Thomas Wai

Thomas appreciates and enjoys the practicality, simplicity, and effectiveness of Krav Maga and has been a Krav Maga practitioner for over 5 years. Thomas previously trained in other martial arts, including Brazilian Jiu Jitsu and Muay Thai, and brings this experience to his training. Thomas joined the team in 2013 and studied under Danny Zelig […]

Tom Powell

Tom Powell is a passionate martial arts enthusiast who was born in Monroe Louisiana that has been with Tactica Krav Maga for about three years. He has acquired a background in the United States Army in the infantry for six years along with three years of MMA training. Tom has two daughters Emily and Britney […]

Tosca Necoechea

In 2014 after having her first baby, Tosca walked into a Krav gym, got tackled, and immediately recognized the place as home. To her, Krav is both a highly practical self defense system and a metaphorical sandbox for personal transformation, both physically and mentally. In addition to Krav, she studies dance, Yoga, Escrima, Jujitsu, and […]

Travis Grusecki

Travis has been part of the Tactica Krav Maga Instructor family since 2015, and has dedicated himself to improving technique and instructor skill. Travis enjoys the simplicity and directness of the Krav Maga approach and leads Krav Maga and Fitness classes at our Tactica Santa Clara HQ location. Travis has evolved from a practitioner-student to […]

Yuliia Synytsia

Born and raised Ukraine, Yuliia is passionate about security and privacy. She started practicing Krav Maga under the influence of the #IamNotAfraidToSpeak and later the #MeToo movements. After becoming certified as an instructor with Tactica, Yuliia began teaching both women-only and co-ed Krav Maga classes in Santa Clara. She is passionate about coaching and teaching […]

Edan Harel

With over 10 years of martial arts experiences, Edan is a certified graduate level Krav Maga Instructor. Starting at a young age first doing Taekwondo then Jujitsu and later Krav Maga. Edan has dedicated himself to improve his students to the best of their ability and in both Krav and Fitness classes. He is studying […]

Kfir Cohen

Kfir Cohen is a respected high-level firearm and counter-terror instructor at security contractor firms throughout Israel. Kfir is a certified shooting instructor from the Ministry of the Interior of Israel with extensive experience teaching and training shooting and counter-terrorism units. He was a Combat, Anti-Terror, Krav Maga, and Shooting Instructor for the Israeli Military Industry. […]

Rodrigo Lima

Rodrigo Lima was born and raised in Rio de Janeiro, where he grew up in a family of martial artists. After a very successful MMA career in Brazil, Rodrigo moved to the United States to persue his dream to become an MMA champion. An avid competitor, Rodrigo has competed and medaled in every major Brazilian […]