Executive Team
Our executive team is made up of our head coaches, who lead classes and handle the majority of businesss operations.
Adeline Shen
Executive Director + Head Coach @Blach 1
Adeline Shen, sophomore at Mountain View High School and head coach of the Blach 1 class, has been playing tennis for 11 years and has been on the varsity team for two years. She loves getting to know her students outside of tennis and brings fun energy on to the court while maintaining a focused environment and giving individual feedback to help improve their strokes. Outside of lessons, Adeline also works on JAMMA's social media presence and content.
Karen Zhang
Executive Director + Coach @ Blach 2
Karen is a coach for the Blach 2 class. She has been playing tennis for 6 years and has played both singles and doubles for Homestead High School's varsity team. She strives to maintain a positive and encouraging learning environment and hopes to inspire students to challenge themselves physically and mentally. As Roland Garros said, "Victory belongs to the most tenacious."
Hunter Tsai
Executive Director of JAMMA Sacramento
Hunter leads the Sacramento Branch and serves as one of the head coaches for JAMMA Sacramento. With eight years of tennis experience, he is the captain and top singles player for the Folsom High School Varsity Tennis team. As a coach, Hunter is passionate about challenging his students to reach their full potential and seeing them improve. He is committed to creating a tennis environment where competition, learning, and enjoyment go hand in hand.
Sarah Jung
Head Coach @Gunn 1
Sarah has been playing tennis for 6 years and plays doubles two for the Gunn High School Varsity Team the last two seasons. She has unlimited patience when working with students and feeds off their energy to create a fun and energetic environment. She loves hearing their ideas and tries her best to help them achieve their goals.
Miu Kikuchi
Head Coach @LAHS 2
Miu has been playing tennis for around 10 years, and she has played on the LAHS varsity team since Freshman year. She usually plays Singles 3, and her school has gone to numerous tournaments in Southern California. She practices at Mountain View Tennis Academy, and occasionally participates in USTA tournaments. She also has experience with coaching little kids both on zoom and in person. She is the head coach of LAHS 2, and she coaches in a patient manner with a few jokes here and there that some people find funny. She hopes to be a lovely service! (get it? like service game? anyway).
Advisory Board
Led by previous co-founders and experienced adults, the advisory board oversees JAMMA's overall operations and works towards creating long-term progress
Coaching Staff
Our coaching staff works alongside our executive team to create curriculum and coach clinics.
Sean Herby
Cooper 4
Sean is the coach for the Cooper 4 class. Right now he plays varsity tennis at Bellarmine College Preparatory as a senior. As a coach, Sean focuses on having fun with his students while making sure that his lessons are engaging. He values hard work and discipline, but also enjoys cracking a few jokes here and there.
Amanda Zhang
Cooper 1
Amanda is a coach for Cooper 1. She has been playing tennis for 5 years and joined the Girl's Varsity Tennis team as a sophomore at MVHS this fall. Amanda creates a positive and inclusive atmosphere while making sure students receive all the help they need to become the best tennis players they can be!
Sophia Zhang
Cooper 3
Sophia is a coach for the Cooper 3 class. She has been playing tennis for 6 years and is on Mountain View High School’s Varsity Tennis team. Sophia aims to spread her love of tennis with students by building a safe and inclusive environment and fostering sportsmanship. Sophia is also involved in the JAMMA business team.
Sophia Ong
Cooper 2
Sophia is a freshman at MVHS. She played on the girl’s varsity team as Doubles 1. She coaches for Cooper 2 and has been playing tennis for nine years. She loves working with children and helping them improve their game, seeing them grow mentally and physically. Sophia is caring and compassionate while coaching and promotes a fun environment for the clinics.
Nadia Lee
Blach 2
Nadia is a coach for the Blach 2 class. She is a junior at Cupertino High School, and has been on the varsity girls' team for the past three years with the most recent season serving as captain. She enjoys learning new skills and bettering herself as a coach and as a person.
Arhant Shroff
Blach 3
Arhant is a coach for the Blach 3 class. He has been playing tennis for around 4 years, and has coached various sports for over 3 years. He likes to joke around a little, and gives quick feedback that can be implemented quickly and easily.
Nimisha Sivaraman
LAHS 1
Nimisha has been playing tennis for 8 years. She is a junior at Gunn and has been on the girls varsity for three years. She has previously coached at Jim Gorman's summer camp and is excited to work with her students!
Hannah Rutherford
Blach 1
Hannah is a head coach for the Blach 1 class, where she helps to teach the basics of tennis and build a strong foundation for future development. She has played tennis for around six years, and played #4 singles for Mountain View High School's varsity team as a freshman this year.
Isabella Froman
LAHS 2
Isabella is a coach for LAHS 2. She has been playing tennis for almost 10 years, and is on her high school’s varsity tennis team. Over the years, she has gained an appreciation for coaching. She focuses on teaching players basic technique in order to help them build a solid foundation, while simultaneously ensuring they have a great time at practice.
Ellie Yuan
Gunn 1
Ellie is a coach at JAMMA. She has been playing tennis for 7 years and primarily played Doubles 2 for the Gunn High School Varsity Team last season. She focuses on giving meaningful feedback and evaluations for students and is observant and knowledgeable about tennis.
Adam Khan
Gunn 1
Adam is a coach at JAMMA and has been playing tennis for almost 8 years. He is a junior at Gunn High School and has played a variety of positions during his time playing for Gunn. These include: number 1 and 2 singles as a freshmen on JV, number 2 doubles as a sophomore on varsity, and number 1 doubles as a Junior on varsity. On top of that, he has a good amount of tournament experience.
Kamran Khan
Gunn 1
Kamran is a coach for the Gunn 1 class. He has played tennis for 7+ years. He is a sophomore at Gunn High School and has played doubles and singles for his high school team. At JAMMA, Kamran ensures a fun environment for students to learn.
Audrey Horn
Private Lessons
Audrey is a private lessons coach at JAMMA. She has been playing tennis for around 8 years and is a current member of the Palo Alto High School Varsity Team, playing singles. Audrey likes to keep a positive and cheerful atmosphere while she coaches and hopes that her students will find as much joy in the game as she does.
Ava Kwok
Cooper 1
Ava is a coach for the Cooper 1 class. She has been playing tennis for over 8 years and is now playing for Castilleja School's Varsity team as a sophomore. As a former student of Francois, Ava strives to coach others in fun and challenging ways. She loves working with kids of all ages, while prioritizing the growth of each individual.
Saahil Kotwal
Head Coach @ LAHS2
Saahil is the head coach for the LAHS 2 class. He has been playing tennis for 8 years and is currently apart of the Homestead Varsity tennis team. Saahil emphasizes motivating and creating a positive environment on court. Each week he loves watching the kids grow their skills and their confidence. He also works part-time as a martial arts instructor to kids of all ages. Currently, he is also part of the Pod Development committee in hopes of building our community.
Lyla van Loben Sels
Head Coach @ JAMMA Sacramento
Lyla is a head coach for JAMMA Sacramento. She has been playing tennis since she was 5 and playing competitively since the age of 7, recently winning the 2023 CIF sectionals for her school. Lyla enjoys teaching both kids and adults who are passionate about the sport and wants to help them achieve their goals. She enjoys being a part of their growth in the sport. Outside of tennis, Lyla also has teaching and leadership skills from Girl Scouts and band.
Ambareesh Lankipalli
JAMMA Sacramento
Ambareesh is one of the head coaches for the Sacramento Class. He has been playing tennis for over 7 years now and is the captain and #1 singles player of the Cosumnes Oaks Varsity Tennis Team. He is excited to foster a positive environment for all kids wanting to learn tennis.
Lily Guo
JAMMA Sacramento
Lily is a junior at Folsom High School and has played both fourth and fifth singles on the Girls Varsity Tennis Team over the past couple of years. With two years of coaching experience and four years of playing, she is passionate about teaching students the fundamentals of tennis, providing constructive feedback while ensuring the experience is fun. Lily hopes to inspire growth in sportsmanship, competitiveness, and a love for the game. Off the court, she enjoys watching both tennis and basketball.
Claire Liu
JAMMA Sacramento
Claire is a coach for the Sacramento class. She started playing in elementary and is now a sophomore at Folsom High School, playing varsity #3 singles. Claire loves helping children grow and improve their abilities while encouraging them every step of the way. Besides tennis, she enjoys tutoring in dance and school subjects.