Thomas Devresse
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Premium Coaching — Brussels

Small Steps.
Big
Transformations.

Rooted in the Japanese philosophy of Kaizen — continuous improvement. I build lasting results through consistency, precision, and small daily improvements. Evidence-based coaching. No gimmicks.

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Years Experience
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Clients Coached
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Courses & certifications
Thomas Devresse
Body RecompositionStrength & PowerliftingHypertrophy & BodybuildingFat LossConditioningPost-Rehab Training Body RecompositionStrength & PowerliftingHypertrophy & BodybuildingFat LossConditioningPost-Rehab Training
The Kaizen Method

How I Get You Results

Kaizen is a Japanese philosophy rooted in one idea: it's not about perfection — it's about progress. The goal is never the destination; it's the process of constantly becoming better. Through continuous cycles of small, deliberate improvements, you assess where you are, act on what can be better, and repeat. It's a mindset of relentless self-improvement, where progress never stops — it compounds.

This philosophy is the anchor of everything I do as a coach.

We start with a thorough assessment to pinpoint exactly where you are and what's holding you back. From there, I guide you step by step — challenging you progressively while always working within your boundaries. Nothing is rushed. Nothing is skipped.

What surprises most clients is what happens after they hit their first goal: they realize they're capable of more. So we re-evaluate, raise the bar, and run the cycle again.

Build Foundations

Starting with a thorough physical assessment, we identify and strengthen your weak links. We work on optimizing your movement patterns. Before heavy lifts, perfect form. Before intensity, consistency. Strong roots grow tall trees.

Step by Step

Personalized exercise selection. Strategic weight management. Progressive overload. Every session is tracked and programmed to push you forward without risking injury.

Re-assessments

Your program evolves with you. Weekly reviews, data-driven adjustments, and honest feedback to keep progress constant.

Thomas Devresse
About Thomas

Your Coach. Your Competitive Edge.

4+ years coaching athletes and everyday people. I help people achieve potential they didn't even realize they had. I bring structure, accountability and expertise to every session. You bring the effort — I handle the rest.

Mastery

Years of practice refining technique, programming, and continuous learning

Strategy

Training, nutrition, and lifestyle aligned toward a clear long-term plan

Accountability

I hold you to your goals

Compassion

Coaching that understands your challenges and supports your growth

Know more +

I am leading by example. Following the Kaizen principles for my own life, I try to become a better person and better trainer every day. I practice what I preach. I train with intensity and effort, and eat smart. Progress never stops.

I am committed to becoming the best version of myself. That includes achieving excellence in my field. That is why I never stop questioning and optimizing my processes. I am continuously learning and doing new certifications.

Certifications:
Certified Personal Trainer EREPS 4 (NASM)
Sport Performance Specialist (PCA)
Body Transformation Specialist (PCA)

"The journey of a thousand miles begins with one step."

— Lao Tzu

Jims Meiser, Brussels — coached session (Marcin & Tom). Streamed from YouTube.

Services

What I Offer

01

PT 1-to-1 Membership

Fixed weekly schedule with full programming. Steady or Driven. Minimum 4-week commitment.

Steady — €70/session · 1×/weekDriven — €60/session · 2+/weekMinimum 4-week commitmentFull tailored programming includedScreening & progress tracking included
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Flexible Sessions

No fixed schedule, no commitment. Single sessions or a 5-pack — for targeted work or trying out coaching.

Single session: €755-session pack: €350 (save €25)No fixed schedule, no commitmentSession-specific programmingCan be paired with online coaching
03

Online Coaching

The full Kaizen system, delivered remotely. Weekly accountability and program evolution.

€200/month+ €60 per additional in-person sessionWeekly check-in & program updateMonthly video call & form reviewRequires 5 prior in-person sessions
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Nutrition Coaching

A complete nutrition setup — assessment, personalized meal plan, and the tools to manage it yourself.

€200 one-timeInitial consultation & assessmentPersonalized meal planFull nutrition database includedNutrition Crash Course included

Memberships, flexible sessions, online coaching & complementary services — full breakdown, transparent pricing.

View Full Pricing & Memberships
Free Discovery Call

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Answer a few quick questions and Thomas will reach out to schedule your free, no-pressure call.

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Client Results

Real Transformations

Before
After
BeforeAfter
-7kg fat / +3kg muscle
Body recomposition
3 months · Structured coaching
Before
After
BeforeAfter
-12kg in 6 months
Sustainable fat loss
6 months · No crash diet
Before
After
BeforeAfter
+8kg lean muscle
Lean mass building
8 months · Step by step
Certified EREPS 4 (NASM)
Sport Performance Specialist
100+ clients
5.0 rating
20+ courses & certifications
Client Stories

What They Say

★★★★★

Thomas est le professionnel qu'il me fallait... Rigoureux, attentif et extrêmement strict au moindre mouvement effectué, toujours là à t'expliquer le pourquoi des choses... Tout cela évidemment dans une ambiance très bon enfant, où les vannes et les piques n'arrêtent pas de voler... En outre, Thomas est continuellement en formation, afin de te prodiguer les meilleurs conseils et te donner toutes les chances de progresser vers tes objectifs! You are the Best!

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Pierre
28/01/2024
★★★★★

I work with Thomas for 2 years and I am super happy with the progress I made with him! He is very kind, patient but makes sure he forces me over my capacity! Greatly recommend him!

P
Petrica
04/2024
★★★★★

De mon côté, notre collaboration est toute récente mais de notre premier entretien téléphonique, j'avais compris que j'avais affaire avec un coach sérieux et rigoureux... Aujourd'hui je me réconcilie avec mon corps et je me rends compte qu'il me pousse constamment à me dépenser... Son application assure un suivi rigoureux de mes performances. Il a une écoute active, il est empathique, souriant et il connaît son sujet. Professionnel, empathique et rigoureux sont à mes yeux ses plus grandes qualités.

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Leila
04/2024
★★★★★

Un coach au top. Grace à son professionnalisme, j'ai deja perdu plus de 7kg, malgré une prise conséquente de muscles, et ceci en à peine 3 mois! Je conseille vivement si vous cherchez un coach motivé, professionnel et à l'écoute de vos besoins!

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Elias
22/05/2024
★★★★★

Merci infiniment à mon coach ma vie a tellement changé depuis que je le connais il est toujours présent pendant nos coaching et hyper attentif au moindre mouvement... j'ai pris énormément confiance en moi grâce à lui et je me sens vraiment bien dans mon corps

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Sébastien
31/12/2024
FAQ

Common Questions

What is Kaizen?

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Kaizen (改善) is Japanese for “change for the better.” At its core it is not about chasing a flawless finish line—it is about progress through small, repeatable cycles: see where you are, improve something concrete, revisit, repeat. Done honestly, momentum compounds instead of yo-yoing.

In fitness that shows up as movement quality inching forward week to week, sustainable load jumps, tighter recovery habits—nothing heroic overnight, everything measurable across months.

My coaching treats Kaizen as the spine of every plan: deep assessment, paced challenge inside your limits, then reassessment when goals move. Read the fuller story in the Kaizen Method section.

I'm a complete beginner — is this for me?

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Absolutely. We start with foundations. Every program is customised to your current level and we progress at a pace that's safe and sustainable.

How quickly will I see results?

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Energy and strength improvements in 2-3 weeks. Visible body composition changes within 6-8 weeks. Our 3-month programs deliver meaningful transformation.

Where do sessions take place?

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Jims Auderghem: Chaussée de Wavre 1138, 1160 Auderghem
Jims Meiser: Chaussée de Louvain 650, 1030 Schaerbeek
Online coaching also available for those outside Brussels.

Do you offer nutrition plans?

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Yes — a complete nutrition setup: initial consultation & assessment, a personalized meal plan, full nutrition database, and the Nutrition Crash Course so you can manage it independently. €200 one-time. See the full pricing page for details.

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Based in Brussels

Thomas Devresse — personal trainer Brussels

Personal training · Jims Brussels

Begin Your Kaizen Journey

Jims Auderghem

Chaussée de Wavre 1138
1160 Auderghem

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Jims Meiser

Chaussée de Louvain 650
1030 Schaerbeek

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改善

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