Pick your school
Wilmington, Massachusetts and Wells, Maine. Same coaching, same standards, same results — just pick whichever one is closer to home.
Flagship location
Flagship location
Train kids, teens, adults, and families at the flagship IronClad location in the Greater Boston area.
Southern Maine
Southern Maine
Train locally with the same standards, coaching language, and readiness pathway that define the IronClad brand.
Programs by age
IronClad keeps the front-end decision simple: choose the right location, then step into the program built for the student's age, confidence, and training goals.
Ages 4–6
Early confidence, listening skills, discipline, and basic movement taught with structure and energy.
Ages 7–11
Skill, respect, awareness, and perseverance for students building stronger habits on and off the mat.
Ages 12–16
Pressure-tested confidence, leadership, self-defense, and toughness for the teen years.
Ages 17+
Practical, situational self-defense built for real-life awareness, response, and personal safety.
Ages 17+
Striking, conditioning, and combat fitness for adults who want sharper skill and stronger bodies.
Built on the floor
The brand does not need fluff. It needs visible proof: real people trained, real locations operating, and real standards that can be repeated without losing the edge.
A stronger public proof point for the brand: thousands have already been through the training experience.
Wilmington, Massachusetts and Wells, Maine create credibility that IronClad is already being replicated beyond one room.
Muay Thai, Krav Maga, and No-Gi Jiu Jitsu sit under one readiness pathway instead of a random menu of classes.
The long-range vision is bigger than class count: build toughness, discipline, integrity, and community impact at scale.
What families are saying
Ask around Wilmington or Wells and you'll hear the same thing — this isn't a class you take, it's a place your kid (or you) actually looks forward to.
Best conditioning I've found in the area, and I've tried most of them. Muay Thai here is legitimately hard in the best way.
My son went from shy and withdrawn to leading warm-ups. The coaches here actually care about who he's becoming.
This isn't just a gym. There's a real standard here. You feel it the first day and it never lets up.
I've trained at other schools. Nothing compares to the structure and coaching at IronClad.
The Krav Maga program is the most practical self-defense training I've ever experienced. Real situations, real solutions.
My whole family trains here now. It became part of our routine — and honestly, part of our identity.
The framework behind the training
Every class at IronClad — kids, teens, adults, across both locations — runs on the same disciplined backbone: clear standards, consistent coaching, and measurable progression. That framework is the IronClad Readiness System, and it's the reason training here feels different from school to school.
The architect
The system needs a human authority, not just a logo. Kru John is the credibility bridge between the training floor, the licensing model, and organizational readiness.
"We do not build people for perfect conditions. We build them for pressure."
For martial arts school owners
Bring the IronClad Readiness System into your school: curriculum structure, instructor certification, class standards, and delivery framework.
For businesses, churches & teams
Bring on-site readiness, de-escalation, situational awareness, and personal-safety training to the people you are responsible for protecting.
Ready to start?
Reach out and we'll get you set up with a class time that works — Wilmington or Wells.
Flagship Location
335 Main Street
Wilmington, MA 01887
Southern Maine
45 Wells Plaza, Suite 12
Wells, ME 04090
Contact: krujohn@ironcladmartialarts.com · 978-447-1228
Looking to install the Readiness System in your school or bring business-security training to your team? See those options here.
