Iron Performance Center
“Super knowledgeable and driven to give you the best experience and progress.”
Best Personal Trainers in St. Catharines, ON
21 trainers listed · all 21 in St. Catharines · 2 open 24/7 · 18 open weekends · 19 rated 4.5+
Data verified October 16, 2026
Dfitt Fitness
“If you're looking for someone who will listen to your goals, challenge you, keep you accountable, and make the workouts enjoyable at the same time, Marc is your guy”
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Core Health Collective
“They are all friendly and it just plain feels like a family the minute you enter their doors.”
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Fitness Classes by Be Active Live Better
“Michelle also extends an invitation to attend a class to see if it fits your needs”
Relentless MMA & Fitness
“The trainers are fantastic - knowledgeable, patient, and genuinely invested in helping people whether you're learning basics or pushing to the next level.”
Muay Thai Niagara MMA
“Coach Kru has transformed my teenage son into a motivated, dedicated, disciplined young man who is now in great shape and has high self confidence.”
This page lists 21 personal trainers and training gyms recorded for St. Catharines, ON. What each says about its approach, its hours and its booking comes from its own website; ratings and review quotes come from public listings.
Area overview: St. Catharines, ON
All 21 trainers we list here are in St. Catharines itself. We have 22 trainers in St. Catharines on file; this page shows the highest-rated 21. The trainers on this page are rated from 4.3 to 5.0 across 1,242 reviews; 6 have 50 or more reviews and 19 are rated 4.5 or higher. The topics that come up most in reviews of the trainers on this page are "confidence", "energy" and "facilities". 2 are open around the clock; 17 are open on Saturdays and 10 on Sundays. 4 have ten or more years of experience, the longest 22 years. 2 offer a free trial or consultation and 1 lists coupons or special offers. We have a website on file for 17 of the trainers on this page; 12 publish a contact page; 11 list a public email and 3 take bookings online. We count these figures across the trainers on this page; hours and prices change, so confirm the details with the trainer before you enrol.
How much can I check about a trainer before I call?
17 of the 21 listings here have a website on file. That is where you find who the trainers are, what they work on most, and whether they operate from a commercial gym or their own studio. Anything about scheduling or price still needs a phone call.
The Physique Factory
“Bill has an extraordinary ability to push you beyond your limits and help you achieve things you never thought possible.”
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Sass Fitness Studio
“Shannyn is amazing at what she does and has truly helped me feel confident beautiful and in an environment that's accepting!”
Orangetheory Fitness
“The ownership, coaches, and front desk staff are second to none—they truly care about every member and make the experience exceptional.”
Liv Personal Training Studio
“He personalizes each workout, catering to specific needs or restrictions, while still keeping it interesting and dynamic.”
Pax Active
“After spending years at the gym with limited results and losing interest in what I was doing, I have finally found a meaningful fitness program with results that have positively impacted my day-to-day experience and my athletic endeavours.”
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Vitasana Health + Fitness
“I can't say enough about my experience with Vitasana- From Alyshia and Chris to Kelly-Hana-Lisa and Paris I have always had a great experience working out there.”
The Raw Human
“Everything we do has a reason behind it, and I feel like I'm actually learning, not just going through the motions”
Kinplus Kinesiology Studio
“Kevin takes the time to understand what your goals are and then works with you to attain those goals.”
Reflexions Fitness Centre
“Linda is very meticulous and listens to the client's concerns”
Warrior Fitness Training
“Cathy oversees everything you do from the minute you walk through the door.”
Reactivated! Fitness Training System
“Even after over 27 years of doing this business she is jubilant when new client levels are achieved.”
Favell Fitness Inc.
“Corey is dedicated and passionate about the success of each and every one of his clients and athletes.”
Mindi O'S Fitness Studio
“Don't settle for doing the same thing year after year when there's an opportunity to learn new skills, get better coaching, and surround yourself with people who genuinely want to see you succeed.”
Peter Karanfilis
“As a business owner, I rarely feel I have the time to make it to the gym - But the workouts peter has created can be done anywhere and anytime.”
Pilates by Jess
“She has a wide variety of options in class, takes time and care to ensure all participants are doing the moves safely and correctly to maximize the benefit to the individual.”
Why these companies made our list
What students and parents say about trainers in St. Catharines
- “Every coach is friendly, knowledgeable, supportive and helpful; it's like having a personal trainer every class no matter how many people are in the class.” — from a review of Orangetheory Fitness
- “Sarah is an absolutely amazing personal trainer. She took the goals that I have for myself and developed a workout and health program that suits my needs.” — from a review of The Raw Human
- “I highly recommend Marc to anyone seeking a dedicated and effective personal trainer.” — from a review of Dfitt Fitness
Excerpts from public reviews of the trainers listed on this page.
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