Tradition in Motion. Adaptation in Practice

Defense Tactics Institute

We treat combat as a study, not a spectacle. Gain confidence through understanding.

DTIPTK's David and Roy
DTIPTK Tuhon Galvin and Thon Fitzgerald
About Us

What is DTI?

At Defense Tactics Institute, we train people to think clearly under pressure and move with purpose. Our focus is Pekiti-Tirsia Kali, taught through a foundation-first curriculum that builds real awareness, confidence, and skill without shortcuts or theatrics. Guided by highly credentialed instructors and authentic PTK lineage, our training blends tradition with modernity, emphasizing mental agility, precision, and adaptability in real combat contexts. We work with both brand-new adults and experienced martial artists who want more than techniques—they want understanding. DTI is more than a training space; it is a community built on respect, honor, and loyalty. Students don’t just learn how to move—they learn how to remain calm, capable, and deliberate when it matters most.

Our Programs

Martial Arts Classes

01

Kids' Fundamentals

Learn the fundamentals of Pekiti Tirsia Kali and learn different weapon categories in a safe and fun environment
02

Foundations

An Adults only class that works on the foundational principles of Pekiti Tirsia Kali
03

Practitioner's Path

An advanced class that is geared towards members that want to eventually teach or compete

04

Special Topics & Integrations

A rotating class series that focuses on different topics and also includes fitness classes and sparring sessions
Class Schedule as of march 13, 2026
Martial Arts Master

Our Instructors

Tuhon Hagdan 3

David Galvin

DTIPTK Tuhon David Galvin
Tuhon Hagdan 5

Roy Fitzgerald, Jr.

DTIPTK Tuhon Roy Fitzgerald Jr.
Come See What It's All About
martial arts school cta bg 1
We welcome all levels of skill. Contact us to schedule your first visit and meet our instructors.