Our Staff

Gemstone staff is extensively trained in child development, first aid & CPR, concussion prevention, child abuse prevention, and safe spotting techniques.

Sara Hernandez Kemp

Founder and Co-owner

Hello! I am the founder and co-owner of Gemstone Gymnastics, along with my husband Chris. I opened Gemstone because I believe that EVERY child benefits from gymnastics.

Chris Kemp

Co-owner and CFO

Hi I am Chris, co-owner with my wife Sara, and CFO of Gemstone. My background is in business and finance, which means I am a behind the scenes guy at Gemstone.

Miss Camille

Coach & Hospitality Team

Miss Camille has a B.A. in French from San Francisco State University and has many years of experience in early childhood education. She previously worked as a teacher at a French immersion preschool.

Miss Mimi

Coach & Hospitality Team

Miss Mimi is currently working towards her degree at SDSU in Computer Engineering with a minor in American Indian Studies.  She is a former gymnast and has experience coaching gymnastics to kids of all ages.

Mr. Andy


Mr. Andy has a B.A. in History and Political Science from California State University, Sacramento. He has coached gymnastics to children of all ages and levels for many years.

Miss Angel


Miss Angel is currently studying to become a Nurse Practitioner at Mesa College. She is a former gymnast who competed up to level 9 in the Women’s Junior Olympic program.

We are now open and enrolling!


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