Jay Arzadon celebrating client Emily's transformation results at Arzadon Fitness Toronto

Est. 2017 · King West, Toronto

About Arzadon Fitness — Built on Data, Driven by Results.

Meet the team behind Arzadon Fitness — head coach Jay Arzadon, Co-Founder & Director of Client Experience Jennifer Arzadon, and Registered Massage Therapist Ethan Lee. A private personal training studio at 460 Richmond St W in King West Toronto, est. 2017, with 163+ five-star Google reviews (4.9★ avg).

Start Here

Coaching from $377/month — see all programs.

Jay Arzadon, Founder & Chief Performance Officer of Arzadon Fitness Toronto

VO2 Max

Elite

Clients Coached

300+

Your Coach

Jay Arzadon — CSCS Personal Trainer, Toronto

Founder & Chief Performance Officer

Jay Arzadon empowers clients to surpass their limitations and achieve extraordinary results. With over a decade of experience in physical excellence coaching, Jay is a passionate advocate for the science of exercise and nutrition.

His rigorous, methodical approach enables him to accurately predict the changes clients will experience, fostering confidence and transparency throughout the process.

“If you can't measure it, you can't improve it.”

Full Trainer Profile

20+ Certifications

Credentials & Expertise

Poliquin Institute — Level 2 Strength Coach
Poliquin Institute — Biosignature Modulation Practitioner
Kilo Strength Society — Level 3 Coach
Clean Health Institute — Female & Male Transformation Specialist
NSCA & CSEP Certified Personal Trainer
CSCS (Certified Strength & Conditioning Specialist)
FST Specialist & Precision Nutrition Level 2
+ 13 additional specialized certifications

The Philosophy

Why data-driven personal training in Toronto produces different results

Most personal training in Toronto runs on the same model: session-based pricing, generic programming, and trainer pay that's independent of your outcome. Arzadon was built around a different assumption. Every training decision should be measurable. And your trainer's incentive should be the same as yours.

The measurement stack is what makes this possible. InBody 770 body composition scans track fat mass and lean mass independently, bi-weekly. Biosignature assessment maps hormonal fat storage across 14 skinfold sites. VO2 max testing establishes your cardiovascular baseline and tracks aerobic adaptation over time. These aren't features. They're the inputs that turn a training guess into a training plan.

The studio is at 460 Richmond St W — a private, appointment-based facility in King West, a 5-minute walk from the King Street West TTC stop. Clients come from Liberty Village, the Financial District, the Entertainment District, and Yorkville. 97% of clients hit a measurable primary goal within 16 weeks. The 3% who don't are almost always facing a significant external factor. That's not a marketing number — it's the output of 300+ clients tracked against intake baselines since 2017.

Results-based trainer pay

Trainer compensation is tied to client outcomes, not sessions delivered. When trainer income depends on your result, the coaching relationship changes structurally.

InBody 770 bi-weekly tracking

Fat mass and lean mass measured independently at every check-in. The number doesn't lie and doesn't interpret. When the data shows the program isn't working, the program changes.

Biosignature hormonal mapping

14-site skinfold assessment correlates fat storage patterns to hormonal indicators. Where you store fat tells us which levers to address. Protocol design follows the data.

Jay and Jennifer Arzadon, co-founders of Arzadon Fitness Toronto

The People

The Arzadon Personal Training Team, Toronto

Transformation Experts

Stuart Charlesworth at Arzadon Fitness

Stuart Charlesworth

Senior Transformation Expert

Antonio Montes at Arzadon Fitness

Antonio Montes

Transformation Expert

Stacy Schan at Arzadon Fitness

Stacy Schan

Transformation Expert

Joanne Kim at Arzadon Fitness

Joanne Kim

Transformation Expert

What We Stand For

What Makes Arzadon Different — Data-Driven Personal Training

Precision Over Volume

Every rep, every meal, every metric — intentional. We track 40+ data points because guesswork has no place in transformation.

Outcome Accountability

Our trainers are compensated based on your results, not hours logged. Your success is our livelihood.

Science-First Approach

Biosignature, VO2 max, InBody 770 — clinical-grade diagnostics inform every protocol we build.

Private Environment

No crowds, no waiting. A private facility designed for focused, distraction-free sessions with premium equipment.

24/7 Commitment

Keycard access around the clock. Your schedule, your pace — supported 7 days a week by your coaching team.

Trust & Transparency

No hidden fees, no upsells. Honest pricing, honest results, honest communication.

460 Richmond St W, Suite 100

The Facility — Private Personal Training Studio, King West Toronto

Arzadon Fitness training floor in downtown Toronto

Training Floor

1,800 sq ft private

Jay coaches client through cable exercise at Arzadon Fitness Toronto

Hypertrophy Lab

Arzadon trainer in branded polo spotting client squatting under Rogue rack

Strength Zone

Trainer monitors VO2 max protocol while client pedals air bike at Arzadon Fitness

Conditioning

MacBook displaying BioSignature body composition data at Arzadon Fitness

Diagnostics

Located in the heart of Downtown Toronto at 460 Richmond St W, our private training facility is designed for one thing: optimal performance. No crowds, no waiting for equipment, just a focused environment where you can execute your protocol.

24/7

Keycard Access

1,800

Sq Ft Private

Clinical

Grade Diagnostics

Zero

Overcrowding

Beyond The Gym

Community & Education — Toronto Personal Training Events

Arzadon runs regular seminars, nutrition workshops, and community training events open to clients and the downtown Toronto fitness community.

Full room view of Arzadon Fitness community seminar with seated attendees on training floor

Community Seminars

Open to all members

Jay Arzadon presenting to seated group at Arzadon Fitness education event

Coach-Led Workshops

Nutrition, programming & recovery

Our Journey

Milestones

2017

Founded

300+

Clients Transformed

163+

5-Star Reviews

97%

Results Rate

300+ clients · primary goal by wk 16

King West · Fashion District

Find Us in Downtown Toronto

Address

460 Richmond St W, Suite 100

Toronto, ON M5V 1Y1

Get Directions →

Hours

Mon – Fri6 am – 9 pm
Saturday7 am – 2 pm
SundayClosed

Contact

info@arzadonfitness.com

(437) 237-7524

Neighbourhoods

King WestFashion DistrictQueen WestLiberty Village

The Process

How Arzadon Personal Training Works — From Assessment to Results

01

Free Consultation

A 20-minute discovery call to discuss your goals, timeline, and whether the Arzadon system is the right fit. No pressure, no sales pitch — just an honest conversation.

02

90-Minute Assessment

InBody 770 scan, biosignature analysis, movement screen, VO2 max baseline, and goal mapping. Your program is built from data, not assumptions.

03

Train Hard. Train Smart.

Your custom protocol begins. Every session, every meal, every metric tracked. Your trainer's pay is tied to your results — so they're as invested as you are.

Whatever your fitness goals are (losing weight, putting on muscle, improving mobility, getting more energy, etc) what works for someone else may not always work for you, we're all different. The latest pop culture diet and cookie cutter workout plans don't take into consideration your lifestyle, food allergies, or old injuries. That's not to say you can't get results but for the best results for you in the safest and fastest way possible you need a plan specific to you. No one understands this better than the team at Arzadon Fitness. Taking a science-based data-driven approach, the team starts with an initial assessment to get a holistic view of who you are, goals, and your lifestyle, which feeds into a custom built fitness plan. In my case, I eat out on weekends so it's hard for me to get the recommended food to my diet plan (not about to bring tubberware with me everywhere). Working with the team we've setup my diet plan so that I can still go out, making smart food choices, and still work towards my goals. From there you'll work with one of their amazing trainers who will guide you through the exercises, educate you, and ensure you're performing the movement safety. Get ready to put in the work because they're here to keep you honest and accountable (you get what you put in). Bi-weekly check-ins/assessments help give you measurable progress towards your goal and also allows the team to further refine your fitness plan identifying what's working and what's not. Speaking from my own experience in 20 weeks I've lost 20lbs, manage my stress better, sleep better, and generally have much better energy. Having crushed my initial goals, I've set new goals with the team and really excited to see the results that come next. For anyone serious about their fitness goals and ready to get results you have to reach out to Arzadon Fitness.PositiveQuality, Professionalism
D
Darryl Chow
Google Review · 4 years ago

Ready to Get Started?

Book a free consultation and see how our data-driven approach can accelerate your results.

Been a client for 4 years and have enjoyed my sessions with coach Stuart.

Tina T, trained by Stuart

Our team's clients

What clients say

Been a client for 4 years and have enjoyed my sessions with coach Stuart.

Trained by Stuart

Tina T

Google review

Review 1 of 6: Tina T

Common Questions

How much does a personal trainer in Toronto cost?

At Arzadon Fitness, most clients invest from $377/month. This is an all-inclusive model that provides 24/7 facility access, personalized programming, nutritional architecture, and 1-on-1 coaching sessions. Unlike traditional gyms, we do not charge hourly per-session fees, ensuring our focus is entirely on your results.

What makes Arzadon different from other gyms in downtown Toronto?

We are Toronto's most data-driven personal training gym. We track over 40 data points per client, including VO2 max, biosignature, and InBody scans. Furthermore, our trainers are compensated based on your outcomes, not the hours they log. We focus on one metric: your result.

Do you offer personal training for women in Toronto?

Yes. We specialize in female fat loss and body recomposition. Our coaches, including those certified as Female & Male Transformation Specialists by the Clean Health Institute, design adaptive nutrition and hormonal strategies specifically tailored to women's physiology.

What is biosignature testing and why does it matter?

Biosignature Modulation is a scientific approach to spot reduction and body composition. By measuring specific skinfold sites, we can identify hormonal imbalances (like cortisol or insulin resistance) and create targeted nutritional and supplement protocols to accelerate fat loss.View our assessment process →

Where is Arzadon Fitness located in Toronto?

We are located in the heart of King West at 460 Richmond St W, Suite 100, Toronto, ON M5V 1Y1. Our private, state-of-the-art facility is designed for focused, distraction-free training.

How long until I see results with a personal trainer?

With our precision assessments and 12-week periodized programming, clients typically see measurable changes within the first 14-21 days. Significant transformations (like losing 20+ lbs or dropping 5-8% body fat) are routinely achieved in 12 to 16 weeks.

Do you offer gym memberships without personal training?

No. Arzadon Fitness is a private personal training studio, not a public gym. Every client works with a dedicated coach. This ensures accountability, proper technique, and measurable outcomes — none of which are possible in an unsupervised gym environment.

What is VO2 max and why should I care about it?

VO2 max is the maximum rate at which your body can consume oxygen during exercise. It is the single best predictor of cardiovascular health and longevity. We test VO2 max as part of our baseline assessment and track improvements over time.Learn about VO2 max testing →