Owner, Certified Personal Trainer, and Nutrition Coach

Mary Schaefer Driscoll

Mary is a 2000 graduate of Hershey High School. She graduated from Penn State University in 2004, where she played Field Hockey and studied Kinesiology.  Mary has been a certified personal trainer since 2004, and has helped thousands of individuals meet their fitness goals!  She is also an NCAA and International Field Hockey Umpire.  She opened Mary’s Health and Fitness in 2015, and enjoys training individuals at all fitness levels!

Strength and Conditioning Director

ADAM MARSO

Adam Marso is a Harrisburg native who graduated from Susquehanna Township High School in 2011. While at STHS, he was a 4 year varsity Ice Hockey player, and a 3 year varsity Baseball player. He was selected to the CPIHL all star team 3 times and was also a member of the 1st team Mid Penn Conference baseball all stars his senior year.

After high school he went on to study Kinesiology at Penn State University, where his Strength and Conditioning Career began. While at Penn State he interned with the Sport Performance department where he worked mainly with Boys Lacrosse, Girls Soccer, Baseball, and Rugby. Then he took an internship at the University of Pittsburgh before accepting a Graduate Assistant Strength and Conditioning position at Nicholls State university (Thibodaux, LA) where he spent two years designing and implementing programs for Women’s Basketball, Softball, Developmental Football, and Tennis teams, while earning his Master’s in Educational Leadership.

In between his two years there, he spent a Summer at the University of Denver assisting their Sport Performance team with off season training for  Basketball, Lacrosse, Soccer, Volleyball and implementing programs for NHL/AHL/ECHL. After receiving his master’s in Education, he went to Jacksonville, FL to work with the University of North Florida. He was an Assistant Strength and Conditioning Coach there for 4 months before taking a job with the Pittsburgh Pirates Organization as a Minor League Strength and Conditioning Coach. While with the Pirates, he spent 2 years in the Dominican Republic working with the academy teams, and moved up to Low A Greensboro before the 2020 shutdown.

The past 3 years have been spent in Philadelphia where he was an Athletic Director at Bonner & Prendie Catholic High School (Drexel Hill, PA). While there, he oversaw all aspects of each sports team, as well as continuing to coach in the weight room as well. Adam is extremely excited to continue his career at MTC and coach the best athletes in the state!!

MH&F Director of Operations

Sarah Alexander

Sarah graduated from the University of North Carolina – Wilmington with her B.S. in Exercise Science. She has experience working with a wide range of client groups including Parkinson’s Disease, Athletes and Military Personnel. Sarah handles the social media accounts, membership sales and marketing for MH&F. She enjoys meeting new clients and helping them reach their goals by listening to their needs and matching them with the right membership.

MTC Team Lead, Certified Personal Trainer

Katie Kosovac

Katie is a Certified Personal Trainer through the American Council of Exercise (ACE). She was a two-sport collegiate athlete playing both soccer and basketball for Penn State Harrisburg where she earned a B.S. in Kinesiology. In her free time, she enjoys spending time with my family and friends.

Certified Personal Trainer

Brock Kauffman

Brock graduated from East Stroudsburg University in 2022 where he played baseball. While his time at ESU, Brock broke 6 school records and earned his degree in exercise science focusing in physiology. Brock has worked with clients ages 9 all the way up to 85 years of age. He also enjoys meeting new people of all ages and helping them reach their fitness goals!

Certified Personal Trainer

Rhyan Socash

Rhyan graduated from Red Land High School in 2018 then went on to complete her degree in Kinesiology at Penn State Harrisburg in 2022. Her professional journey began with an internship at Mary’s Health and Fitness, where she gained valuable experience. Rhyan furthered her expertise by working at various local fitness centers. Throughout her collegiate years she played soccer and despite facing the challenges of three ACL injuries, she remained resilient. These experiences sparked her passion for injury prevention and rehabilitation. Rhyan is driven by the desire to make a positive impact, drawing from her own journey in overcoming challenges in the realms of fitness and injury management.

Certified Personal Trainer

Stefanie Cassel

Stefanie is from Ontario, Canada. She graduated from Edinboro University in 2021 with her B.S. in Exercise Science and is a recent graduate of the University of New Mexico with her M.S. in Physical Education. Stefanie was a collegiate athlete, earning countless recognitions including x6 All American and 15 PSAC championship titles. She is currently training for the 2024 Olympic Trials.