about us

Our Coaching Staff

We are proud of our highly qualified, USAG Safety Certified staff of team coaches. They are enthusiastic, dedicated educators with a strong commitment toward physical fitness and individual achievement.

Tatiana Kamarskaya (Owner, Recreational/Team Coach)

Tatiana Kamarskaya has over 30 years of highly successful coaching experience in the United States and in the former Soviet Union. Born in Kiev, Ukraine, Tatiana was a member of the Ukraine National Team, winner of the National Championship and prize holder of the USSR Acrobatics Championships. Four of her students in the USSR became Masters of Sport, two became International Masters of Sport and one of her students became a bronze medallist at the World Championships in France in 1992. Tatiana has received numerous invitations to teach clinics and choreograph gymnastics routines around the U.S. While on the West Coast, Tatiana conducted gymnastics clinics with Bela Karoli, Arthur Acopian and other successful coaches and gymnasts. Additionally, Tatiana is one of the founders and operators of Exxcel Gymnastics.

Gary Leykin (Owner, Recreational/Team Coach)

With over 30 years of coaching experience, Gary Leykin has a wealth of credentials in the field of gymnastics. His personal gymnastics achievements include being a Champion with the United Team of Belorussia, being a Youth Championship winner of the former USSR, and holder of the Honored Master Sport award (which is the highest level achievable in Soviet athletics). Following 17 years as coach/instructor, while serving as a regional board member of DINAMO in the USSR, Gary coached two students who qualified for membership on the 1986 USSR Olympic team. Upon coming to the United States, he was head coach of Spectrum Gymnastics in Brockton, MA for two years. During these years, he coached one student to qualify for the U.S. Junior National Team. In 1998, Gary opened Exxcel Gymnastics. Since, he has successfully developed one of the best boys’ gymnastics programs in Massachusetts.

Alex Toumilovich (Team Coach)

When Exxcel began operating in 1998, Alex was among the first staff members to join us as a team coach. He has achieved the highest level attainable as a gymnast in international men’s gymnastics, while competing for Belorussia. Alex was a member of the USSR National Team and was a European All-Around Bronze Medalist. As a coach, students received “Master of Sports” titles, a silver medal winner in the 1996 World Championships and two national champions. As an International Gymnastics Judge, Alex judged World Championships in 1994, Pre-Olympic Trials in 1995 and European Championships in 1994, 1996 and 1998.

Melissa McManus (Exxcel Team Director/Coach)

Melissa joined the Exxcel staff in 2001 teaching recreational gymnastics and has gone on to coach and help grow Exxcel’s team program. Melissa has been involved in competitive gymnastics for over 15 years both as a competitive gymnast and as a coach. Melissa is also trained in ballet and other forms of dance. Since then, Melissa has received a BS in Finance and Economics. Melissa has been the meet director of the Exxcel Beach Party for the past 8 years. She was the coach of the Wellesley High School Gymnastics team from 2008-2016 during which time they won 7 straight BSC Championships. Over the past few years, Melissa has coached many state, regional and national champions.

Sasha Mishenina (Team Coach)

Sasha has been a member of the Exxcel Gymnastics and Climbing staff since 2012. She was a member of the USSR’s junior national team, winning numerous medals in the all-around event at competitions throughout the Ukraine. Sasha was a cheerleader for the Ukrainian soccer champion FC Dynamo Kiev and a dancer for the popular Ukrainian rock band Vopli Videopliasova. In addition to her training, she served as a gymnastics instructor and choreography trainer at Ukrainian Olympic-level training schools. She then joined the Belarusian State Circus, where she performed aerial acrobatics. Sasha is a skilled choreographer. Recently, she choreographed the routine that won the High Gold Champions Award at the International Dance Challenge.

Laura Fields (Team Coach)

Laura joined Exxcel in 2003 and works with our XCel team. Laura was a competitive gymnast for 8 years during which she was a MA State champion and National TOPS qualifier. She has coached many state champions. During college at UMass, she won Best All Around on her cheerleading team. Laura led her team to a 3rd place finish at Nationals. She received her degree in 2008 in Marketing.

Kristin Cerrato (Team Coach)

Kristin began instructing gymnasts at Exxcel in 1999 and has grown to be a highly respected member of our coaching staff. As a competitive gymnast of eight years, Kristin won two State Championships and competed in regional competitions. Since that time, Kristin has earned a B.S. in Education with an emphasis in elementary education.

Asya Sutbayeva (Team Coach)

Asya has been a coach at Exxcel since 2010. She has a degree in Master of Sport for Artistic Acrobatics. Asya was a member of the Kazakhstan National Team. She has been an accomplished gymnastics coach for over 17 years. Her students are medalists at International Competitions including, World Championships, Asian Championships, and National Championships. She was selected to be an International judge from 2001-2008.

Lauren Brodie (Team Coach)

Lauren was a competitive gymnast for 13 years. During this time she was an Ohio State champion and 2 time Nationals qualifier. After club gymnastics she competed for the University of New Hampshire where she studied Environmental Conservation and Sustainability. Lauren joined Exxcel in 2016 and works with our recreational, pre team and Xcel gymnasts.

Rani Jacobson (Team Coach)

Rani began working at Exxcel after being an athlete here for many years. After competing for Exxcel and winning various State titles, Rani went on to compete for Newton North High School and then for Ithaca College. Rani is a certified judge for the Mens program for the state of Massachusetts. Rani is now coaching our Xcel teams.

Jojo Leveroni (Team Coach)

Jojo began coaching at Exxcel in 2016. After being a competitive gymnast for many years, Jojo was a 5 year member of the undefeated Barnstable Junior/High School gymnastics team. She is currently a student at Boston College where she is a member of the Cheerleading team.

Christine Curram (Preschool Program Director)

Christine has been employed at Exxcel since 2003. She has been teaching preschool gymnastics for over 15 years. She has earned her Kinder Accreditation for Teachers (KAT) as well as a certificate in Movement Education Lesson Plan Development (MELPD). Her love and passion for working with children has helped our program to grow and thrive.

Amy Brubaker Donahue (PreSchool Coach)

Amy has been teaching at Exxcel for 9 years and has been teaching gymnastics for over thirty years. She holds a degree in Biology and secondary teaching certification from the University of Massachusetts, Amherst.  Though she enjoys teaching children of all ages, she has a soft spot for our youngest gymnasts and loves to create a fun and fantasy filled environment for her students.  "The most productive learning happens when the kids are engaged, challenged, and having a grand time," says Amy. "If that means turning a gym mat into a Pirate ship or inventing songs on the spot to teach colors or motor awareness, I am happy to oblige!"

Bernardo Montes (Coach)

Bernardo has been working at Exxcel in 2013. Bee began his gymnastics career at a summer youth program called Jamnastics. He began his work there as “Coach in Training” and eventually worked his way up to work both hip hop and gymnastics in public schools in Cambridge and Boston. Along with his extensive gymnastics back round, Bee, has experience with cheerleading. Bee also has a passion for Parkour, something he has done his whole life. He calls himself a “daredevil.” Bee opened up a Parkour class in 2006 that expanded into a company in 2006 called Boston Parkour Academy. Currently, Bee is a recreational gymnastics coach and tumbling coach.

Lana Kodysh (Coach)

Lana has been teaching at Exxcel since 1998. Lana studied gymnastics for four years at her university and two years in her “sport school.” In addition to her gymnastics background, she has eight years of training in acrobatics in a circus studio setting. She has received multiple awards for her participation in circus shows. She worked at two alpinist’s camps in Pamirs and Caucasus. Lana is USAG certified.

Nicole Batakis (Rock Climbing Director)

Nicole has been working with Exxcel since 2011. She graduated from Mount Ida College in 2015 with a bachelors degree in Business Administration, Entrepreneurship. Nicole was captain of her colligate Women's Volleyball Team, and played Lacrosse in the spring. With sports and fitness being such a large part of Nicole's life, she is very excited to start directing the Rock Climbing & Ninja programs at Exxcel.

Kendra Medeiros (Camp Director)

Kendra Medeiros She has been at Exxcel since 2004 where she has coached youth, junior and senior level teams. Kendra has coached many levels of cheerleading including All Star, High School and Pop Warner/Youth Programs. Kendra is MSSAA certified judge, NCJC Certified, AACCA Certified, USAG Safety Certified, First Aid, CPR certified, AED, and USASF Certified in Stunts, Tosses and Tumbling (Levels 1-5). Kendra teaches the various cheer camps, and clinics offered at Exxcel along with Cheerleading and Tumbling Classes.

Susan Ham (Birthday Party Director)