BEN BORSELLINO
Owner - Certified Personal Trainer - Instructor
Ben has over 15 years experience in the fitness industry. Ben is an AFAA certified personal trainer and former bodybuilder. His expertise ranges from general weight loss, specialized athletics training, bodybuilding, as well as rehabiltiation, prenatal, and senior citizen fitness. He began his career in 2004 as one of California's top personal trainers at Bally Total Fitness, one of the largest gyms in the country. In less than five years with Bally Total Fitness, Ben moved up from personal trainer to Fitness Manager, supervising 20 personal trainers at two different clubs.
In 2015, Ben realized his passion was no longer in general gym management, but more so in specialized personal training. He felt he could help more people achieve their individual results by solely focusing on one-on-one personal training, small group training, and customized fitness classes. Ben decided to venture out on his own and open Martinez Athletic Club.
Ben enjoys spending time in the Martinez community. Ben is involved in downtown Martinez events, such as street fairs, wine strolls, and beer crawls. He has also participated in fundraisers for the Boys and Girls Club as well as various Alhambra High School sports teams. In his spare time, he enjoys watching football and movies. He is a member of New Hope church in Concord.
CLAIRE ADAMS
Certified Personal Trainer - CES - Nutrition Coach
Claire is passionate about the fitness industry and has been since 2018 where she was a Group Exercise Instructor + Kickboxing Showcase Instructor. She then became a Certified Personal Trainer at Equinox in 2019. She brings to her sessions great knowledge as a Certified Corrective Exercise Specialist and Nutrition Coach. She has worked with young athletes to seniors helping them acheive their fitness goals for years. She opened her own fitness business in 2017.
Claire has been training at the MAC since 2023.
MIA TAYLOR
MS/PS/PES/CYI
Instructor - Yoga
Mia brings to her classes 17 years of personal yoga practice and study coupled with 15 years of teaching experience. Raised on Maui and having returned in 2010 after 20 years in the Bay Area, Mia’s motto is “the Science of Body, the Wisdom and Heart of Yoga.” This came about by blending her loves of two disciplines: a Master of Science degree in Human Movement and Kinesiology with Yogic Science and Philosophy.
Mia attained Master Yoga Teacher status through Yoga Heart Meditative Movement in the Kriya Yoga tradition. In addition she became a Corrective Exercise Specialist and Performance Enhancement Specialist through the National Academy of Sports Medicine.
Mia has been teaching at the MAC since 2019.
CHE JIMENEZ
Instructor - Spin
After moving from the UK, Brit-born Che initially started at the MAC as a member where he loved taking bootcamps and spinning. Che's fitness passion is spin. He even taught at Les Mills Trip in England. He moved onto CycleScape in Walnut Creek. After his tour around the Bay, he wanted something closer to his other business as a professional hair stylist.
Che has been teaching at the MAC since 2023.
KRISTIN GOPINATH
CPI/CYI
Instructor - Mat Pilates - Yoga
Kristin teaches her Yoga and Mat Pilates classes with the simplicity and silence as a serenity service to you body.Her yoga teachings come all the way from India where she studied Himalayan Kriya yoga to unlock your energy channels and chakras. She also has expertise in Sivananda Hatha Yoga which has a strong focus on the health and physical well-being of the yogi. Kristin is a GM of a major chain of furniture stores in El Cerrito.
Krisitin has been teaching at MAC since 2019.
OLENA MATVYEYENKO
Instructor - Spin - Row - Bootcamp
Olena was one of the first MAC instructors. In 2018, she moved onto Row House in Pleasant Hill and Fit-to-the-Core + In-Shape in Concord. She has over a decade of fitness instruction in full body, personal training, and small group workouts at all of these locations. She is now a full-time UX designer, but missed teaching classes and being a part of the community. She likes teaching classes for the fun and fulfillments of others.
Olena has been teaching at the MAC since 2016.
JANEL MARTIN
Instructor - Pilates Reformer/Cadillac/Ladder Barrel - Mat Pilates
Janel is a classically trained Pilates Instructor. She has been taking Pilates for over a decade, and her personal love of Pilates led her to become an instructor. Janel is also a certified Mat Pilates instructor with comprehensive training on the Reformer, Cadillac, and Ladder Barrel apparatuses. She is a graduate of Florida State University with a BS in Economics, and a Florida native. Janel is a firm believer that Pilates is life.
Janel has been teaching at the MAC since 2023.