At CORE STRONG FITNESS we strive to help you see the Better You! Finding a better you by helping you move Better through functional training using TRX Suspension training as the main tool to help create a Better, Stronger, more Energetic, more Athletic, Healthier YOU!!

CORE STRONG FITNESS strives to be the Functional Training Center of the Midwest!

Change the way you train to get the results you always wanted and never knew you were missing!


CORE Strong Fitness is founded by Mark Campbell, NSCA CPT, FMT, and the Only Certified BLACK Rank TRX COACH in the Midwest, in April of 2015.

With over 5 years of personal training and TRX experience, CORE Strong Fitness has a solid background to help you achieve those goals you are looking to achieve that you are not getting with your current training!


Mark Campbell

- NSCA Certified Personal Trainer

- Certified BLACK Rank TRX COACH

-FMT Level 1 Certified

- Owner CORE Strong Fitness, LLC

- Ambassador for Lems Shoes 

Mark Campbell is a NSCA Certified Personal Trainer since 2008, he recently became the First Certified BLACK Rank TRX Training Coach in the MidWest and currently holds the highest level of education offered through TRX and is FMT Level 1 Certified through RockTape.

Mark graduated from Graceland University with a degree in Wellness Program Management. Worked at a physical therapy group for 2 years teaching aquatic exercise classes for the Wellness Program.

Mark worked as the Movement Coach at CORE Wellness Institute in Lee's Summit, MO where he does personal training and has built his bases in TRX Training for more than 5 years.

Mark is highly passionate and motivated to help others reach their Better through movement and health. When not coaching clients or coaching classes he enjoys running, rock climbing, yoga, and spending quite time with his wife and dogs.