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 Aubrie


Miss Aubrie has experience teaching gymnastics & movement classes to children of all ages. She is our baby whisperer and teaches our baby class for children who are not yet walking.

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.

Miss Jules


Miss Jules has a B.A. in English and Religious Studies with a minor in Women’s Studies. She is currently in the teaching credential program at San Diego State University.

Spooktacular Kids Night Out Is Enrolling Now!

October 26th 6-8:30pm ages 3-12. Space Is Limited call 619-940-4075 or Online


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