Our Instructors

Alex Melhorn

Owner of Summit Pilates & Training. Alex is a Fitness Professional who helps seekers of health and fitness find a wellness path that works for their lifestyles. Alex graduated from the University of Minnesota with a degree in Kinesiology and a minor in Psychology. The dual studies allow her to better understand the mind-body connection. Alex holds her Personal Training and Group Fitness certification through ACE, Wellness Coaching certification through NETA, PEAK Pilates certification, YogaFit & YogaSculpt certifications, BARRE, and many more specialty certifications. Alex believes in the power of continuing education to best serve her clients. The various certifications she has obtained allow her to offer a well-rounded fitness program for the participants of the studio. Her mission is to help others achieve their fitness and wellness goals through being a motivational leader, by guiding, educating and supporting others on their fitness journey. Alex offers private and semi-private training sessions to provide individualized wellness programs to meet each client’s needs. She also teaches many group class formats, and works with all levels of fitness and ages. Alex loves to share her passion for fitness with others in hopes that she can guide each individual to discover their own physical and mental strengths.

Brianna Meadows

Bri has been with Summit from the very beginning. Her main focus is helping each individual reach their goals through the variety of classes offered at the studio. She believes in having variation in your workout program to find you find your greatest wellness SUMMIT. She believes in finding what works for you and most importantly what you enjoy! Bri holds a Bachelor of Science in Health and Human Performance from the University of Wisconsin-River Falls with an emphasis in Exercise Science. She also has a minor in Coaching and Wellness to help her better understand the body as a whole and better train each individual how they will best respond to their exercise program. She earned her PEAK Pilates certificate and has years of Pilates teaching and personal training experience. Her true passion is helping people of all levels, ages, and abilities accomplish what they never thought they could and seeing them build confidence throughout the process.

Sarah Jutz

Sarah is a personal trainer, Pilates and Group fitness instructor with over 15 years experience in the fitness industry. She has a bachelors degree in exercise science from the University of Eau Clair Wisconsin and holds her NASM personal training certification, and PEAK Pilates comprehensive certification. She has completed many specialty workshops over the years to continue to grow as a fitness professional. Sarah loves to train her clients using full body, functional movements involving the core and working the body in a very balanced way. When she found the Pilates method, it fell right in line with her style of coaching. Sarah is dedicated to sharing the amazing benefits of Pilates with people, delivering it with positive energy. She has experience working with a vast range of clientele, including injuries, back issues, knee and hip replacements, pre and post natal, and all age ranges. Pilates is truly for everyone and she has yet to find a client that did not benefit. She loves the mindful movement and flow of the Pilates method. She appreciates how it brings body awareness, balance, strength and length to the body. Sarah’s other passions are her horses and riding. She also works as a realtor and loves being with her husband, 2 children, and a lot of animals on their farm in Marine on St. Croix.

Kelly Underdahl

Kelly works with all ages and physical abilities. 

One of her favorite quotes is “ It’s not the weight that holds you down, it’s the way you carry it.” CS Lewis. Kelly believes this applies not only to your physical abilities, but to many things in life. 

Kelly started her personal training journey in 2006, and has been teaching Pilates classes since 2011. She has her Associates in Health and Exercise Science through MN school of Business, and holds her NASM Personal Training certification and Balanced Body comprehensive Pilates certification. She also has her Corrective Exercise Specialist Certification through NASM, and many more. Kelly’s mission is to empower a healthier you by incorporating fitness into your everyday life.

Olivia Marchiafava

Olivia’s appreciation for fitness and living a healthy lifestyle began at an early age. She started participating in figure skating, hockey, group fitness classes and playing golf through high school. After earning a bachelor’s degree in Exercise Science from Minnesota State University-Mankato, she started a career in physical rehabilitation.
Olivia believes movement is the best medicine and an essential part of a healthy lifestyle. After having her first child, she and her husband decided to raise a family and Olivia became an active full-time mom with four children.
In 2023, she became a certified Pilates instructor through Peak Pilates. Pilates has been a central part of her healthy lifestyle – providing stress relief, regaining core strength, building self-confidence, and supporting muscle rehabilitation. As a golfer, Pilates has improved her golf performance in terms of power and flexibility. She is excited to share its benefits with others to experience for themselves!

Theresa Borgren

Theresa Borgren with a BA in Dance, joins the Summit Pilates and Training team with decades of experience in mind-body based exercise including STOTT Pilates classical training as well as many other modalities including yoga, barre, curvilinear training, meditation and relaxation. For fun Theresa escapes to the woods as often as possible. She enjoys being part of the talented team at Summit Pilates and Training.

Kerry Johnson

Kerry has over 20 years of experience as a personal trainer and group fitness instructor, and her passion for health and wellness has only grown over the years of being in the industry. She enjoys helping clients cultivate sustainable habits that will last a lifetime. She encourages clients to push their limits and get outside their comfort zones to improve their physical and mental well-being. Kerry loves to have fun and brings that fun positive spirit to each class she teaches!