Not your average gymAnd proud of it

not the average gym, and that's by design

We opened in 2014 with one goal: to raise the standard for what a gym should be—and to give people the actual coaching and care their health and fitness deserves..
Fitness is our passion at Catalyst Fitness.

professional trainers

dumbell

custom program design

dumbell

amazing community

dumbell

fully dedicated to the client

dumbell
dumbell

professional trainers

dumbell

custom program design

dumbell

amazing community

dumbell

fully dedicated to the client

Three Catalyst Fitness coaches gather for a photo before a semi-private training session in Denver, Colorado

Who are we?

We are a team ready to change lives through fitness

At Catalyst Fitness, we don’t do generic workouts. We coach busy adults 40+ through personalized, semi-private training that builds real strength and delivers results. It’s not just fitness—it’s a smarter way to train for life.

Meet our Incredible team

Corey Slinkard, coach and owner of Catalyst Fitness in Denver, Colorado

Corey Slinkard

coach
Matt Kinnenberg, coach and owner of Catalyst Fitness in Denver, Colorado

matt kinnenberg

coach
Shandy Seastone, coach and owner of Catalyst Fitness in Denver, Colorado

Shandy Seastone

coach
Brian Malloy, coach and owner of Catalyst Fitness in Denver, Colorado

brian malloy

coach
Katherine Wishmeyer, coach and owner of Catalyst Fitness in Denver, Colorado

katherine wishmeyer

coach

What makes us different

Results Guaranteed

Functional Training

Our workouts follow proven strength principles rather than trendy exercises. This evidence-based approach ensures consistent progress, prevents injuries, and delivers the sustainable results that matter most for long-term health and vitality.

Personalized Approach

Our small group setting ensures every exercise is customized to your unique body, limitations, and goals. This personalization allows us to meet you exactly where you are while safely challenging you to improve

Progress tracking

Your Catalyst Workout Journal tracks every exercise, weight, and rep, creating visible proof of improvement. This methodical approach transforms abstract goals into measurable victories.

Consistency Through Accountability

Our structure provides the accountability that's missing from typical gyms. With consistent coach relationships, celebration of progress, and a supportive environment, we keep you showing up even when motivation fluctuates.