Our Staff

Renee Kornmiller

Renee has been a certified fitness instructor since 2002.  She currently holds the following fitness certifications:  Cardio Kickboxing (All Star Family Karate& Ju Jitsu), Primary Group Exercise (AFAA), Sport Yoga (NESTA), Bodyshred (Jillian Michaels), and Boom (Silver Sneakers). Other trainings include: American Heart Association First Aid/CPR/AED, Telexercise Resistance Training (AFAA), FuzeCraze (AFAA), G.E.A.R. Indoor Cycling (AFAA), Group Rx RIP (Power Music/AFAA). Renee has taught a variety of classes for a broad range of participants.  Her primary goals are to make fitness fun and productive, to allow participants to achieve their individual goals!

Lindsay Mulvey

Lindsay is a native of Pittsburgh who has 5 years of personal training and group fitness experience. She received her bachelor’s degree in Exercise Science and Dance from Slippery Rock University while also obtaining a certification as a Certified Exercise Physiologist through the American College of Sports Medicine. Her philosophy is to use exercise as medicine and that it is for everyone and loves working with the everyday person to help them feel their best!

Stacey Mondo

Stacey transitioned from student to teacher after earning her ZUMBA instructor’s certification in November of 2018. She graduated from Elgin Community College in Elgin Illinois in May of 1997 with an A.A. Degree of Art. Currently in her tenth year of attending ZUMBA classes, Stacey decided to take her experience to the next level and start a new career in teaching group fitness. She has instructed Dance/Fitness, ZUMBA and Lean Extreme, a sculpting and toning class, at Marietta’s YMCA from September of 2018 to present. Stacey’s passion for ZUMBA’s Latin and international based choreography and music keeps her students coming back for more. She creates a welcoming atmosphere and provides clear directions and cues to her students so they can feel confident and accomplished about the choreography. Come join Stacey for the next ZUMBA fitness party to experience a full body workout while dancing and having fun!

Stephanie Sanderson

Stephanie is a certified personal trainer and certified group fitness instructor through ACE Fitness. She is also licensed or certified in group exercise formats including POUND, Zumba, PlyoJam, TRX, Barre Connect, GeNëRaTiøN POUND, Kidding Around Yoga, Strong Nation and Indoor Cycling. Stephanie is currently completing the Fitness Nutrition program through ACE Fitness.

Stephanie enjoys making fitness fun and inclusive for all fitness levels, offering a variety of progressions and regressions during each format she teaches. She also loves creating special fitness events that are different than your normal group ex class including POUND & Pours and events that focus on ways to create overall wellness. 

When she’s not teaching, Stephanie enjoys running, spending time with her family and taking continuing education courses in fitness.


Cat Bigley

Cat Bigley, is a one-of-a-kind instructor that
focuses on allowing her students to thrive as they achieve a sound mind and body connection. Her extensive background allows her to offer a variety of options incorporating healing therapies with breath work and movement. She teaches the fluid practices of Yoga, Tai Chi, and Qi Gong, while continuing to embrace new styles of body movement, while adjusting her teaching to
accommodate students of all ages, shapes, and sizes. She is also a former gold medal winner at the Arnold Classic and winner at Toughman. Cat has coached other fighters to significant wins using her skills to provide her students with the benefits of combative and defensive techniques. 

Cat’s certifications include: Black Belt, Yoga Alliance RYT 500, Taoist Yin Yoga teacher/trainer, Tao Chi Tai Chi instructor, Youth Yoga, Slackline Yoga, Acro/Partner Yoga, Reiki Master Teacher, Personal Trainer, Trauma Informed Yoga/ PTSD, Aerial Yoga, and Yoga Life Coach.


Allison Farnen

Allison is a certified Strala Yoga Guide located in Marietta, Ohio. She specializes in yoga classes geared towards building strength, flexibility, and range of motion, as well as therapeutic movements to keep the body healthy and happy. In 2014, she was voted one of the 30 Super Awesome Insta-Yogis You Need to Follow by Yoga Travel Tree and became a brand ambassador for Gurus, Jala Yoga, and the Wanderlust festivals. Allison received her Strala Yoga certification in 2015 from Strala Yoga NYC, owned by international yoga teacher Tara Stiles, and has also received certifications in Restorative Yoga, Yoga Nidra, Meditation, Pain Science, and the Neurobiology of Yoga. She is currently working on a degree in Physical Therapist Assistant Technology, and has a love for anatomy and physiology. In her spare time, Allison is an avid plant enthusiast and book worm who loves traveling and concert-going with her boyfriend.

Josh Berry

Certifications: BS Exercise Science, NASE Strength and Speed Coach, TOP Soccer Special Needs Certified Coach, US Soccer Association E License

Josh is one of the original members of the MOVement Fitness staff. With 20 years of coaching experience, ranging from early childhood development to Division 1 college sports. Berry is originally from Williamstown, where he was a 3 time WV All State baseball player. After an early injury cut his college baseball journey short, Josh transitioned to cheerleading and earned an athletic scholarship at Marshall University. While with the Thundering Herd, Josh was a 3 year letterman, 3 year NCA College Nationals finalist, and a co-captain his senior year. For his senior internship he was a student assistant strength coach with the Olympic Sports department. In 2010 earned his degree in Exercise Science with a focus on strength and conditioning with minors in coaching and psychology. Josh is now giving back to Mid-Ohio Valley and the sports that give him so many opportunities, he is now coaching child developmental sports programs including MOVement Kickers, TotShots, Swing 4 the Fence Baseball, Tumbling, Kids Fitness and private training for kids and adults. He is also the Director for the MOVement Fitness Indoor Soccer Leagues with age groups ranging from the under 4 division through high school, college, and multiple adult divisions.