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Lisburn’s Home for Next-Level CrossFit

Built for people who want more than a workout – this is CrossFit training with intention and follow-through.

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Coaching That Fits You

Every member starts with a plan built for your goals, whether you’re new to fitness or ready to compete.

Train Together.
Grow Together.

We’re a close-knit community built on support, challenge, and shared wins—inside and outside the gym.

Expert Coaching.
Every Class.

Our experienced team coaches every session with purpose—to correct form, keep you safe, and get results.

More Than Just a Workout

From sleep and nutrition to stress and mindset, we coach the habits that shape long-term health and performance.

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The Coaches

The coaches at Boundary Lisburn are experts in their field with many years of experience between them. They are here to guide you every step of the way in your fitness journey. 

Owner | Head Coach

Stuart Briggs

Level 2 Certificate in Fitness | CrossFit Level-1 Trainer | Crossfit Gymnastics & BWL Level 1 | Olympic Weightlifting

Stuart loves an endurance workout. He has an extensive background in the sports industry, he graduated with a BSc Hons Degree in Sports Science. Since then he has worked as a full time strength & conditioning coach, as well coaching in a CrossFit gym. Stuart has a real passion and enthusiasm for CrossFit, as Head Coach he wants to ensure that everyone feels welcome and really believes that CrossFit is for all.

Coach

Kate

Coach

Benji

Coach

Laura

Coach

Tony

Gethin
Coach

Gethin

John
Coach

John

Mary-Ann
Coach

Mary-Ann

Cameron
Coach

Cameron

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ONE OF OUR TEAM WILL BE TOUCH SHORTLY

One of our team members will reach out to discuss how we can help with your health a fitness goals and answer any questions you have about CrossFit and the gym itself. We will then run through your options for getting started with us.

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COMMIT TO YOUR HEALTH

Take the first step towards a healthier future by joining our supportive and vibrant community of dedicated members.

Community

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What our community is saying...

How To Start CrossFit Guide

This free guide breaks down what to expect, how it works, and why it’s for everyone — no experience needed.

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Downloads and counting...

What People Are Saying

“This guide made getting started feel simple and actually exciting. It cleared up my doubts and helped me feel ready to walk into my first class.”

Our Story

Boundary CrossFit Lisburn was built to make fitness a lasting part of everyday life. We’ve created a welcoming, high-quality training space where people of all experience levels can thrive. Through expert coaching, varied CrossFit programming, and a strong community, we help our members improve not just physically – but mentally and emotionally too.

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We make it easy with a completely free, no-strings-attached fitness consultation. Tap below and let’s explore your goals together.

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