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Our Staff

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

sara Kemp

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

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.


Mister Andy

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

Miss Avery

Miss Avery is currently attending Mesa College studying Microbiology. She was a competitive gymnast for six years and cheerleader for four years. Miss Avery also has experience working with children of all ages.
Miss Camille

Miss Camille

Coach & Hospitality Team Manager
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 Courtney

Miss Courtney graduated from CSU Chico with a Bachelor's degree in English Education. She has completed several Early Childhood Education classes throughout my schooling and taught preschool for a little over 2 years.

Miss Danea

Miss Danea graduated from Cal Poly Humboldt with a degree in Elementary Education and Special Education. She loves music, exercising, and gardening in her free time.

Miss Devin

Miss Devin studied Psychology in Utah for 4 years. Miss Devin is from Mesa Arizona and has lived in San Diego for a year. She was a swim instructor for a year, where she found her passion for coaching and working with kids.

Miss Jackie

Miss Jackie graduated from UC Irvine with a Bachelor's degree in Business Economics and a minor in Mathematics. She also trained as an EMT. Miss Jackie was a competitive cheerleader for 8 years and a college cheerleader for two years.
Jenny Hobbs

Miss Jenny

Miss Jenny is a student at San Diego State University working towards a Major in Interior Architecture and a Minor in Sustainability. She was a competitive gymnast for seven years and competed through level 7.

Miss Jillian

Miss Jillian is currently attending San Diego State University studying psychology in hopes to become a counselor, or a sports psychologist. She was a gymnast for eight years, a dancer for two years, then went on to cheer in high school.

Miss Kayla

Coach & School Age Manager
Miss Kayla has a BA in Nutrition & Food Science from CSU Chico, and also has an AA in Elementary Education. She spent many years as a competitive gymnast and cheerleader.
Kiley L

Miss Kiley

Miss Kiley graduated from Northern Arizona University with a degree in Elementary Education. Miss Kiley was a cheerleader for 14 years, which included cheering in college.

Miss Kristen

Coach & Team Manager
Miss Kristen is currently working towards a degree in business at Miramar College. She has experience as a gymnast, dancer, and cheerleader and has been coaching since 2011.

Miss Lauren P

Miss Lauren P is currently attending San Diego State University studying Speech Language and Hearing Science. She hopes to use her degree in elementary schools to help kids with speech therapy.
Lauren S

Miss Lauren S

Miss Lauren is currently attending Grossmont College studying Elementary education. Miss Lauren has been working with children of various ages for the past three years.

Miss Lorien

Miss Lorien graduated from Helix High School and will be going to Mesa College to study neuroscience. Miss Lorien has been working with kids for over 4 years. She grew up participating in gymnastics and her favorite color is purple.

Mister Miles

Mister Miles is a graduate of Grossmont College where he studied dance and illustrative art. Miles started gymnastics as a child, and continued on to perform in the circus for 6 years.
Miss Mimi

Miss Mimi

Coach & Hospitality Team
Miss Mimi graduated from San Diego State University with her degree in Computer Engineering and a minor in American Indian Studies.

Miss Morgan

Coach & Preschool Manager
Miss Morgan graduated from Troy University in Alabama, where she received a Bachelor’s in Accounting. She has experience as a gymnast and working with children.

Miss Roxanne

Coach & Special Events Director
Miss Roxanne is currently a student at San Diego Mesa College working towards obtaining her associates degree in Child Development Studies. Her favorite Disney Character is Eeyore from Winnie The Pooh.

Miss Taylor

Miss Taylor graduated from San Diego State University with a B.A. in Psychology. Miss Taylor has experience working with children of all ages and was a cheerleader for many years.

Mister Thiago

Mr. Thiago graduated from the Musicians Institute in Hollywood, CA with a degree in Psychology and Guitar Performance. He has been working with music - performing, teaching, writing and recording since 2006.
spiderman playing with kids

Join us for Summer Camp NOW through 7/26!

Perfect for boys & girls ages 3 - 12.

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