Meet Our Team at IMPACT! Kickboxing Fitness. Our team thrives on teamwork,
helping each other out and helping our clients. Established in 2012, we offer cardio kickboxing fitness,
heavy bags workouts, aerial silks and straps classes.
Chief Fitness Officer
Erik Wahlberg
A martial artist for over 40 years, Erik holds a Black Belt in Tang Soo Do and has trained in Kickboxing, Shotokan Karate, Jeet Kune Do, and 10th Planet Jiu-Jitsu. He has been a solid fixture in the fitness industry for 30 years, teaching at fitness gyms all over the Bay Area concentrating in the Peninsula.
General Manager
Tammy Shueh
General Manager Tammy Shueh invites the SF Bay Area community to experience the best reviewed kickboxing and aerial fitness studio in the Bay Area! IMPACT! prides ourselves on the staff and classes we offer, and strives to accommodate every member.
Kickboxing Fitness Instructor
Erika Wahlberg
Erika was born into the martial arts, starting as a Tiny Tiger in Kempo/ Karate and later graduating to the school’s demo team. Now an instructor, Helping new students is my favorite part of the job,” she says. “I like for them to enjoy their first day and have a good time.”
Kickboxing Fitness Instructor
Tiff Chan
Tiff is friendly, caring and always there to help, so catch her running around the gym trying to help out anyone in need! She’s enjoying every moment of being at IMPACT! and love helping others get a fun kick butt workout in with a big smile on her face.
Kickboxing Fitness Instructor
Jinnia Low
As part of the dedicated, skillful and friendly IMPACT ninja team, Jinnia is ACE certified in group fitness and holds a black belt in Shaolin Kempo. Her classes aim to get you having fun kicking it up a notch, and up level your strength and energy for everyday life.
Kickboxing Instructor
Kenny Woo
Years of training as a competitive fighter have instilled a work ethic and tenacity that has bled into all areas of Kenny’s life. His commitment to helping people achieve their own goals, develop their skill sets, and remind themselves that life is too short to put dreams on hold for “someday”, makes Kenny the perfect fit for IMPACT! Kickboxing Fitness.
Kickboxing Fitness Instructor
Mike Mallari
Take charge of your health and well-being with our nutrition counseling services. Our experienced nutritionists provide personalized guidance to help you develop healthy eating habits and reach your desired fitness outcomes.
Kickboxing Fitness Instructor
Ryan Dominia
Ryan began practicing martial arts at the age of five, earning a black belt in Kajukenbo at twelve. In high school, Muay Thai became a passion. He’s competed in tournaments for both disciplines, showcasing his intensity and energy as a teacher at IMPACT!.
Kickboxing Fitness Instructor
Grace Amos
As an ISSA certified Kickboxing Instructor and Personal Trainer, I’m so very glad for the opportunity to join this amazingly supportive team and pass on that love of both the form and high-intensity workout that is kickboxing. Give us a try, and I look forward to meeting you in class!
Kickboxing Instructor
Janette Shuba
Janette Shuba has been a Kickboxing instructor for over 8 years and achieved her brown belt status in Tae Kwon Do, TRX certificate and has trained continuously for 18 years. Her classes tend to be high energy and upbeat with an easy going atmosphere mostly focused on having fun!