Durant OKlahoma's Premier Fitness Facility

Redline Functional Fitness

With knowledgeable, personalized training for every individual, designed specifically for every age, skill level and goal, Redline will help you achieve your highest fitness and health potential. 

WHAT WE DO

Durant's #1 Gym for Busy Adults who Want Real Results

Redline Functional Fitness stands out due to its focus on real people with real lives, offering structured, scalable workouts tailored for busy parents, professionals, and anyone tired of feeling out of shape.


We provide functional, coached strength and conditioning sessions that fit into busy schedules, promoting fat loss, muscle gain, and athletic improvement without ego lifting or complex machines. Our welcoming, high-accountability, drama-free environment ensures members feel seen, supported, and celebrated.


Your only job? Show up. We handle the rest.

Our expert coaches guide you through functional movements that build real-world strength.

Expert-Led Training

Our programming blends functional fitness fundamentals with progressive training.

Proven Results

Train alongside people who'll push you forward in an atmosphere where everyone belongs.

Supportive Community

Whether you're training for HYROX, building everyday strength, or ready to try our new Stronger for Longer class for adults 55+, we have a program for you.

Flexible  Options

HOW WE DO IT

Transform Through Movement

Discover our three core programs designed to build functional strength, endurance, and resilience. 

Strength & Conditioning

Strength & Conditioning

Mon - Fri 60 Minutes

Build strength, burn fat, and improve your overall fitness with coach-led workouts designed for all experience levels. Every class combines strength training, conditioning, and accountability to help you look better, feel better, and perform better in everyday life.

HYROX Race Training coming soon August 2026

HYROX Race Training coming soon August 2026

Tuesday & Thursday 60 Minutes

Train for HYROX or simply train like an athlete. This class combines running, strength, and endurance-based workouts to improve fitness, build mental toughness, and prepare you for race-day performance. No race experience required.

Stronger for Longer (55+) coming soon august 2026

Stronger for Longer (55+) coming soon august 2026

Tuesday & Thursday 60 min

Designed for adults 55 and older

Because getting older doesnt mean getting weaker. Improve strength, balance, mobility, and confidence for life.

How It wORKS

Three Simple Steps

Ready to start your fitness journey?


Redline makes it easy with flexible membership options, beginner-friendly programs, and coaches who meet you exactly where you are.


Whether you're brand new to fitness or returning after a break, there's a place for you here in Durant.

Step 1: apply for one of our programs

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Click a button on this page to apply for our transformation kickstart, our introductory 7 day trial that all new clients start in.


Step 2: Get Matched with the right program for you

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After you apply, you will receive a detailed email with a video message from mark.


This email will help you decide which program is best for you and direct you to the sign up process. or you can schedule a call or visit with mark for a tour of the facility to make sure we match you with the best program.


Step 3: Get Started

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On day 1, your coach will meet you at the facility and get you ready to start your transformation!


What Our Athletes Say

Hear from real Ironclad members who've transformed their fitness, found their community, and discovered what they're truly capable of achieving.

Meet Your Coaches

The Team Behind Your Results

Our coaches bring the experience, energy, and heart to help you show up, push harder, and keep coming back.

Mark Meeks

Mark Meeks

Coach

Mark Meeks wasn’t always in shape. Like many busy adults, he found himself overweight, low on energy, and frustrated with where he was.

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Kelsey Meeks

Kelsey Meeks

Owner

Kelsey Meeks is a wellness professional and entrepreneur, specializing in movement, recovery, and stress management.

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Derek Martinez

Derek Martinez

Coach

Derek Martinez is a coach at Redline Functional Fitness with a lifelong passion for training and performance.

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Melissa Van Sant

Melissa Van Sant

Coach

CrossFit Level 2 Coach I’ve been coaching for almost 10 years, and in that time, coaching has taught me just as much as it’s taught my athletes.

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Get IN TOUCH

Contact us

Have a question or ready to get started? Reach out — we'd love to hear from you.

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Start Your Fitness Journey Today

Take the first step toward a stronger, more confident you — join Redline Functional Fitness and see what you're capable of.