More than Self-Defense

Fightless combines technique, strength, conditioning and mental resilience in a clear structure. We train from realistic situations — always with guidance, always at your level.

You don't learn to become aggressive. You learn to think clearly and act purposefully — even under pressure.

Every session builds on your previous class. You grow visibly — and feel it too.

Our Trainers

Simon Willems

Founder & Trainer

Zelfverdediging, Krav Maga, Mentale Weerbaarheid

experience ervaring

Simon Willems is the founder of Fightless and has been training in self-defense and martial arts for over 10 years. What started as Defensemonkees grew into a clear mission: making people physically and mentally stronger.

His style is characterized by calm, structure and direct communication. No macho behavior, no aggression — but control, composure and self-confidence. Simon believes that real strength begins with self-mastery.

His vision: Confidence through calm. Power through presence. Growth through self-mastery.

Joey Lee

Trainer

Zelfverdediging, Krav Maga, Jeugdtraining

experience ervaring

Joey is an instructor at Fightless and brings energy, sharpness and commitment to the mat. With a background in martial arts and entrepreneurship, he knows how to combine discipline with accessibility.

He creates a safe training environment where participants are challenged to step just outside their comfort zone — without crossing boundaries.

Joey believes self-defense is not about fighting, but about awareness, timing and making the right choices under pressure.

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