Our Team

Preston Hall has been practicing as a physical therapist since 1997 when he completed his Master’s degree in physical therapy from Univ of Alabama at Birmingham. He later completed his Doctoral degree in physical therapy from Northeastern Univ in Boston. Preston founded MountainTop Physical Therapy & Wellness Center in 2002 and has enjoyed working in Park City since 2000. Preston’s favorite activities include basketball, soccer, mountain biking, weight lifting, camping, fishing, and spending time with his wife Janette and five children.

Preston specializes in sports medicine and orthopedic rehabilitation and particularly focuses on helping his patients achieve a full recovery and turning the corner into a comprehensive fitness regimen to prepare them for lifelong health and wellness. Preston is a Board-Certified Orthopedic Clinical Specialist (OCS). This is a rigorous and distinctive certification among physical therapists showing a high level of knowledge and experience in working with orthopedic conditions. Preston is also a Certified Strength and Conditioning Specialist through the National Strength and Conditioning Association. Preston has spent a great deal of time with the athletic population as a team physical therapist/trainer and has been on the sidelines for many a sports contest. However, Preston thrives on the diversity of his clientele and enjoys working with all ages and abilities. Preston has worked closely with most of the surgeons in Park City and Salt Lake and is well versed in post-op protocols and the thorough understanding of what transpired during his patients’ surgeries. We are proud of the very experienced staff here at MountainTop Physical Therapy and want you to feel confident that you will be able to achieve your optimum recovery at our clinic and be treated with respect and dignity.

Stacy Lowe completed her Masters and Doctorate in Physical Therapy at Northeastern University in Boston. She has been working at MountainTop Physical Therapy and Wellness Center in Park City, UT since then, advancing her career as an Integrative Physical Therapist. Her article “Chronic Subclinical Systemic Inflammation as Measured by C-reactive Protein and its Relationship to Physical Therapy” was published in Orthopedic Practice in 2009. Stacy utilizes biomechanical evaluation, nutritional counseling, and wellness education to enhance her treatments. Her practice focuses on manual therapy including osteopathic and craniosacral techniques, as well as corrective exercises. She enjoys multiple outdoor activities in Park City, using her experiences to help prepare her patients for return to sport and injury prevention.

Shaun is a native of Utah, and has been practicing physical therapy for the past 24 years. Throughout his career, Shaun has specialized in treatment in a wide variety of musculoskeletal issues with a particular interest in spine, knee, and shoulder related issues. Shaun received his degree in Physical Therapy from the University of Alabama at Birmingham. He has been a part of the MountainTop family for over 9 years. Shaun, his wife and children love the area and are excited about the opportunities working in this community and with MountainTop Physical Therapy. When Shaun isn’t working, he enjoys fly fishing, mountain biking, baseball and skiing.

Ryan Voss has been a treating Physical Therapist at MountainTop Physical Therapy since 2014 and the Clinical Director and Practice Manager since 2020. He is a graduate of Midwestern University’s Doctor of Physical Therapy program and received his B.S. in Exercise Science from Trinity Christian College in Illinois. Ryan was born and raised in the western suburbs of Chicago and lived in Arizona while pursuing his graduate degree. He has experience working with patients of all levels, including olympic, professional, and collegiate athletes. His treatment focuses on manual therapy and corrective therapeutic exercises to promote restoration of improved mechanics and functional mobility in order to allow for full recovery and participation in recreational activities. In his free time, he enjoys spending time with friends and family, biking, working out, hiking, and camping. Ryan presented his research on Scapular Strength vs Pec Minor Length at APTA’s Combined Sections Meeting 2014.

Michelle completed a double BS in Athletic Training and Exercise Science prior to receiving her Doctorate in Physical Therapy from A.T. Still University. Before becoming a physical therapist, Michelle worked as a Certified Athletic Trainer (ATC) at Westminster College and Rowland Hall in Salt Lake City providing medical coverage for collegiate gymnastics, football, baseball, volleyball, and basketball as well as all sports disciplines at the high school level. Her experience working in competitive athletics has better prepared her as a physical therapist to reach for higher therapeutic outcomes and take her patients back to full recovery and beyond. Michelle’s desire for learning and expanding her skillset have led her to participate in an extensive number of continuing education courses focusing on manual therapy techniques, dry needling, and restorative movement. Her interests include rehabilitation of all orthopedic issues, return-to-sport in all skill levels, biomechanical analysis of running to prevent overuse injuries, and movement re-education for injury reduction. She practices an evidence-based, patient-centered approach to treatment with a passion for returning her patients back to a healthy, active lifestyle.

Michelle is a Park City native, and in her free time she enjoys all things dirt and snow that the Park City mountains have to offer with her husband and two dogs.

Alex completed two bachelor's degrees in Biology and Kinesiology prior to graduating from the University of Utah's Doctorate of Physical Therapy program. Alex has worked at Mountain Top since 2015 as a rehab tech, and is now continuing with the team in a new role as a physical therapist. Alex grew up in the Park City area and was a competitive ski jumper for over 20 years. He was drawn to the profession through his own experiences with physical therapy, and is excited to be able to help patients achieve their goals. His treatment philosophy centers around manual therapy, therapeutic exercise, and patient education in the rehabilitation process. When away from the clinic, Alex enjoys skiing, golfing, and spending time outdoors with his wife and family.

Kayci has been a practicing Physical Therapist Assistant since graduating from Southwestern Oklahoma State University in 2008. She received her Bachelors of Science in Allied Health with a Minor in Psychology followed by her Associates of Applied Science-PTA.

She has practiced in an outpatient/orthopedic setting going on 10 years with a focus on manual therapy and corrective therapeutic exercises. She has been a part of the Mountain Top family going on 5 years.
Kayci recently completed her MAT jumpstart certification. MAT is a systematic approach for evaluating and correcting muscular imbalances that contribute to injury, impeded recovery and compromised performance.

Downhill mountain biking and skiing take up the majority of her spare time.

Dani has been with MountainTop since 2014 and practicing as a Physical Therapists Assistant since 2006. She specializes in outpatient orthopedics and is experienced with manual therapy techniques and therapeutic exercise. In addition to her sports medicine focus she spent four years at the University of Utah hospital rehabilitating post-operative patients in the Orthopedic Trauma/Surgical Specialty unit.

In her free time Dani enjoys being in the mountains and spending time with her 2 children. Some of her hobbies include snowboarding, mountain biking, climbing, dirt biking, and boating. Her love for the outdoors adds to her passion for helping patients heal and return to the activities that bring them joy.

From Heber City, Utah, Brittany received her bachelors in exercise science at the University of Utah where she played basketball for 3 years. After graduating in 2009, she attended the Utah College of Massage Therapy that fall and graduated in 2010. She then decided that physical therapy was the place to be and went to Provo College to receive her PTA degree in 2015.

I love sports and enjoying the outside with my little boy and husband.

Mandy has been a part of the MountainTop team since 2018. She has been a certified athletic trainer and strength and conditioning specialist since 1999. She studied Kinesiology- Athletic Training in undergrad at San Diego State University and Kinesiology- Sports Medicine with an emphasis in Clinical Instruction in grad school at Georgia Southern University. She returned to school to add Physical Therapist Assistant from Salt Lake Community College in 2016. Mandy is also SFMA certified.

Mandy has worked extensively with traditional sports, individual sports, endurance, ultra-edurance and multi-sport athletes, winter sports athletes, mountain sports athletes and musicians. She has a special interest in sports medicine, orthopedics, motor control and neurological insult.

Mandy is a former collegiate athlete and a PSIA certified ski instructor. She enjoys music, reading and frolicking in the outdoors on two wheels, two feet or two skis.

Sonja is originally a Florida native and has been practicing as a Physical Therapist Assistant since 2008 and has been with the MountainTop team since 2016.  She has had the opportunity to practice in a variety of therapy settings, including inpatient rehab, skilled nursing facilities, and outpatient rehab. The outpatient/orthopedic setting has been the most rewarding, where she is able to focus and grow her skills in manual therapy techniques and corrective therapeutic exercises.

Sonja also holds a 200 hour yoga teacher training certification that she completed in 2008. She has enjoyed teaching a weekly yoga class at a local SLC company since 2016. She enjoys combining her love of yoga with her training of anatomy and movement while working with both her patients and yoga students.

Sonja loves living and playing in the Utah mountains and being active whether it’s hiking, biking, skiing or practicing yoga.

Jason is the Co-Director of Performance Enhancement and Wellness for MountainTop Physical Therapy and Wellness Center. Working within an integrated team approach, he designs transitional rehabilitation programs, provides patient care, personal training and the design and implementation of performance enhancement programs for athletes. Jason developed NEXTLEVEL NFL Combine and Pro-Day Training, preparing draft eligible players for the NFL Combine and Pro-Day. He worked as the Assistant Strength Coach/Corrective Exercise Specialist for the University of Utah Football program. He served as a Corrective Exercise Specialist consultant for Clutch Players and Reebok with college and NBA bound basketball players. He developed and instructed the Orthopedic Assessment course for the Sports Massage Career Track at the Utah College of Massage Therapy and the University of Alaska Anchorage.

Jason holds a Master’s Degree in Exercise Science and Health Promotion with emphasis in Rehabilitation Science from California University of Pennsylvania and Bachelor’s Degree in Exercise Science from the University of Utah. Jason is a NSCA Certified Strength and Conditioning Specialist, NSCA Certified Personal Trainer, NASM Corrective Exercise Specialist, Full Body Certified Active Release Technique Provider, FSMTB Licensed Massage Therapist and an AOTA Certified Occupational Therapy Assistant.

Jason is a veteran of the US Navy, Special Warfare Combatant Craft-Crewmen (SWCC) Special Boat Unit 11. He is married to Jennifer Bell. They have two sons, Tristan and Austin.

Dymond has been with MountainTop PT since August of 2008 and serves as the Co-Director of Strength and Conditioning and PTA. He completed his undergraduate degree from the University of Utah in Exercise Science with an emphasis in Fitness Leadership in 2005. He served as a full-time student athlete at the U of U, while playing football as a cornerback under Urban Meyer and Kyle Whittingham.

Upon graduation, Dymond is a Board Certified Licensed Massage Therapist through UCMT and specializes in sports and orthopedic massage assisting in function, movement and recovery by manually aiding tissue restoration. After being awarded an internship with ReaL Salt Lake, he spent the 2007 season assisting both the training and strength staff in athlete preparation, recovery and sports performance. In 2015, he added his CSCS (Certified Strength and Conditioning Specialist) to his training regime. Dymond’s passion sits on aiding all individuals in obtaining optimal performance through comprehensive approaches via exercise, manual therapy, and rehabilitation/prevention.

Dymond is married to his wife, Tracy, and they have a son, Abraham. He spends his off time enjoying life with them.

Bill Castillo is a native of New York City. He has been a Licensed Massage Therapist for 23 years and a personal trainer/fitness instructor for 14 years. He enjoyed the physicality of his career and so attained the following certifications; sports massage, group fitness instructor, group kickboxing instructor, nutrition coaching, and orthopedic massage where he was trained by his mentor, James Waslaski. Bill has worked as a therapist/trainer with the University of Central Florida, Winter Park HS Florida, Houston Rockets, San Antonio Spurs, New York Knicks and professional Beach Volleyball. He has used his proficiency with several Hollywood celebrities as well.

Bill is married to his wife Vicky of 29 years and enjoys training his 25 year old son in Muay Tai/kickboxing and dancing with his 19 year old daughter. Bill's therapeutic philosophy is to educate patients and clients and help transition them from injury to healing through functional, corrective exercises and dynamic movements, leading them to an independent home and gym program.