Meet The Staff
Wendy Dinkel
As co-owner/operator and head coach for Tumble City,
Wendy got her start as a gymnast at age nine.  She
competed for Redlands Gymnastics Center and continued
with her tumbling skills as a cheerleader for Riverside
Community College where she also played basketball.  A
track star at Yucaipa High School, Wendy was a well
rounded athlete.  She developed beautiful dance skill over
the years and is now also talented at juggling and unicycle.
Wendy has coached gymnastics and tumbling since 1986.
Wendy Dinkel
Cheryl is Tumble City’s co-owner/operator who is most
known for overseeing the Cheer program.  Her career
began when she started out in ballet and jazz, then baton
twirling and tumbling at a very young age.  She began
gymnastics at age 12 and competed in high school in the
1970's.  Cheryl has coached gymnastics, acro, dance, cheer
and tumbling since 1979.  She was also instrumental in
developing a successful acrobatic program for children with
Autism.
Kristin Harris
Kristin has been involved with gymnastics, dance, circus
and performing arts since early childhood.  She started
gymnastics at age 3 and then went on to perform for a few
years with the YMCA Youth Circus at age 8. Kristin has
worked under Cheryl and Wendy in various gyms since
1997 and has been the Administrator for Tumble City since
2004.
Amanda Viera
Amanda has been an acrobat since she was able to walk.  
She has competed in gymnastics, cheerleading and dance.  
She has mastered Aerial circus, Acro and Teeterboard
skills, and she is an awesome tumbler.  Amanda was even
fortunate enough to perform with an acrobatic troupe in
Germany.
 She is now a head coach / assistant manager at
Tumble City.
Carlee Wilson
Carlee started her career as a 4 year old student of Wendy
and Cheryl's in the mid 1990's.  She was a competitive
gymnast and cheerleader for the Yucaipa H.S. varsity cheer
squad. She is an accomplished dancer in Ballet, Jazz, Hip
Hop and Lyrical.  Carlee is a lead coach for Tumble City’s
cheer squads.
Jerman Yang
Jerman began his acrobatic career as a break dancer while
attending Banning High School.  He wanted to perfect his
back handspring for dance and came to a class Cheryl was
teaching when he was about 16 years old.  From there he
began to hang out a lot at the gym and soon became an
accomplished gymnast and coach.
Miranda Siegersma
Miranda began as a gymnast, cheerleader and dancer at
Tumble City.  She competed as a Yucaipa H.S. varsity
cheerleader for 3 years and has been competing dance for
several years.  Miranda's specialty is Hip Hop, which she
excels in and teaches at Tumble City.  She is a lead coach
for TC’s cheer squads.
Miguel Viera
Miguel was involved in the boys gymnastics program at a
very early age.  He eventually turned his focus to tumbling.
 He has studied and trained in martial arts, stunt work and
parkour.  His goal is to pursue a career as a stuntman.
Lauren Berry
Lauren is an accomplished gymnast and track runner.  She
began gymnastics as a student with Wendy and Cheryl in
1996.  Her gymnastics career spanned 11 years wherein
she competed and placed 2nd at the USAG state
championship.  Lauren is a great tumbling and multi-level
gym coach.
1096 5th st. #201 Calimesa, CA. 92320  /  (909) 795-0499
Cheryl Hunter