Join the Diamond Family!
Diamond Fitness MMA offers top-level training in Muay Thai, Boxing, Brazilian Jiu-Jitsu, and fitness. Our expert coaches help all skill levels build confidence, get fit, and reach goals in a fun, supportive environment. Join us and train like a champion!
Book your first FREE class today!
Book your FREE trial before it's too late
Brazilian Jiu-Jitsu & Wrestling
We use martial arts as a powerful tool to instill essential life skills that reach far beyond the mat. Here’s what we emphasize:
- Respect: Our students learn to treat others with kindness and consideration—both inside the dojo and in everyday interactions.
- Integrity: We promote honesty and strong ethical behavior, encouraging kids to do what’s right, even when it’s difficult.
- Perseverance: Through consistent training, we nurture a “keep going” mindset, showing that hard work and dedication lead to success.
- Self-Discipline: We teach students how to manage their emotions and behaviors, helping them stay focused and in control in any situation.
Muay Thai
Our Muay Thai program at Diamond Fitness MMA combines authentic technique with a high-energy training environment. Students develop striking precision, power, and endurance through pad work, partner drills, and conditioning. Whether you're training for fitness, self-defense, or competition, our coaches will help you reach your goals while building confidence and discipline.
Boxing
Our Boxing program at Diamond Fitness MMA builds strong fundamentals while delivering a full-body workout. Learn proper footwork, striking technique, and defensive movement in a motivating and supportive environment.
- Develop hand speed, coordination, and precision through pad and bag work
- Improve fitness, endurance, and overall strength
- Suitable for all skill levels — from beginners to competitive athletes
Fitness & Transformation Program
Our Fitness Classes and Transformation Program at Diamond Fitness MMA are designed to help you build strength, boost endurance, and achieve real results. Each session combines functional training, conditioning, and motivation to keep you progressing toward your goals.
- Dynamic workouts tailored to all fitness levels
- Focus on strength, cardio, and body transformation
- Supportive coaches and a motivating team environment to keep you accountable
Personal Training
Diamond Fitness MMA offers personal training with customized programs designed around your unique goals, fitness level, and lifestyle. Our certified trainers provide expert guidance, accountability, and motivation — whether you're just getting started, looking to improve performance, or recovering from injury.
- Customized personal training programs tailored to your goals, fitness level, and lifestyle
- Certified trainers offering expert guidance, accountability, and motivation
- Perfect for beginners, athletes improving performance, or individuals recovering from injury
- Supportive, results-driven approach to help you succeed
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Kids & Youth Programs
Kids & Youth Martial Arts Program (Ages 5–12)
- Age-appropriate martial arts training for kids and youth (ages 5–12)
- Classes offered in Brazilian Jiu-Jitsu, Muay Thai, and Boxing
- Builds confidence, discipline, focus, and physical fitness
- Split into two groups: Kids (5–7) and Youth (8–12) for tailored instruction
- Supportive and fun environment for learning and growth
- Great for building confidence, improving athletic ability, or channeling energy positively
Camps
Greater Napanee’s Best Day Camp is proud to offer P.A. Days, March Break, and Summer Camps for kids ages 5–12!
- P.A. Days, March Break, and Summer Camps for kids ages 5–12
- Unique weekly and daily themes to keep camp exciting and fresh
- Themed activities, games, and arts & crafts each day
- Daily martial arts lesson to build confidence and fitness
- Perfect blend of movement, creativity, and personal growth
- Safe, welcoming environment for kids to thrive
Birthday Parties
- Basic Birthday Bash – action-packed fun
- Nerf Battle Party – high-energy adventure
- Bouncy Castle Party – fun-filled jumping and play
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Class Schedule
Take a look at our jam-packed class schedule, there's something for every age and skill level, all week long. Please note: schedule is subject to change based on holidays, events, or instructor availability.
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What Our Families Are Saying
Why Join Diamond Fitness MMA?
Stress Relief & Mental Clarity
Life can be overwhelming work, family, daily stress. Our classes are more than just workouts; they’re a mental reset. Punch out stress, clear your mind, and leave every session feeling stronger, calmer, and more focused.
Build Confidence and Discipline
Tired of screens and low energy or maybe your child has too much energy and needs a safe outlet? Our youth programs give kids the structure, confidence, and discipline they need all while having fun and staying active. Members trust Diamond Fitness MMA to help them or their children grow mentally and physically, one class at a time.
A Safe Space to Grow, At Your Pace
With focused training and clear goal-setting, children build the self-discipline essential for success in every part of their lives.
Real Fitness That Actually Works
Sick of boring gym routines and not seeing results? At Diamond Fitness MMA, you’ll train with purpose. Our classes combine cardio, strength, and martial arts to help you lose weight, gain energy, and build lasting fitness no experience needed.
Book your first FREE class today!
Book your FREE trial before it's too late
Upcoming Events
Stay updated with our exciting upcoming events! Join us for workshops, seminars, community gatherings, and celebrations. Connect, learn, and have fun. Check for updates!
Frequently Asked
Questions
Do you have change rooms and showers?
Yes! We have change room and showers that members have access to along with FREE towel service
What programs do you offer?
We offer a full range of classes including Boxing, Muay Thai, Brazilian Jiu-Jitsu, MMA, Strength & Conditioning, fitness, personal training and more for both kids and adults. You can mix and match to suit your goals.
I don’t know which program is right for me. Where do I start?
No problem at all, that’s exactly what we’re here for. Contact us to book your FREE consultation with one of our experienced coaches. We’ll take the time to understand your goals, fitness level, and interests, then recommend the best classes or programs to get you started with confidence.
How do your memberships work?
Our memberships are based on how many classes you’d like to attend each week. You can choose from 1 class, 2 classes, or unlimited classes per week — giving you the flexibility to train on your schedule. Whether you're easing into training or ready to go all-in, we have an option that fits your lifestyle.
Do I need experience to join?
Not at all. Most of our members start with little or no martial arts background. Our coaches will guide you through the basics at your own pace — you'll never feel lost or left behind.
Do you offer group or family training?
Absolutely! We offer group training rates and awesome family discounts so everyone can train together and save. Whether you're looking to train with friends, coworkers, or as a family, reach out to us directly for customized pricing.
How does the free trial work?
We believe you should try before you commit. That’s why we offer a completely free trial class — no strings attached. Just book your trial through our website, come in, and try any class that interests you. We want you to feel confident that our gym is the right fit for you or your family.
What age do classes start at?
Our kids’ classes start at age 5 and go all the way up to adult programs. Whether you’re looking for your child to gain confidence or you’re an adult ready to get in shape or train seriously, we have a class for every age and level.
We’re committed to building confidence, discipline, and respect in a supportive environment.
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