Ron Kosakowski's


The PSDTC Was Established in 1988

An education in martial science as well as martial art!

A literal university of many martial art styles right here in Waterbury!


Click here to see information on Inosanto Kali and Pekiti Tirsia Kali Click here to see information on Inosanto Kali and Pekiti Tirsia Kali Cick here to see information on Kun Tao Dumpag Click here to see information on Jun Fan Gung Fu/ Jeet Kune Do, Mixed Martial arts, MMA fighting, Muay Thai Click here to see a blend of Brazilian Jiu Jitsu, Russian Sombo, Shoot Wrestling, Judo, Kuntao, Silat adn Dumog for just grappling, Mixed Martial Arts, MMA fighting or self defense purposes
Inosanto Kali

Pekiti Tirsia Kali

Kuntao Jun Fan Gung Fu /
Jeet Kune Do
Integrated Grappling

Special Programs
& Events

Class Schedule
& Directions

About the School





Regular Program Schedule at the PSDTC

We offer Jeet Kune Do, Muay Thai, Integrated Grappling Systems.

Our MMA program is very scientific, not brawling like you see so much of today.

We offer various Filipino martial arts for people looking to learn good self Defense systems.

Our Chinese martial arts are Wing Chun and Tai Chi.

We have a fantastic weight loss and fitness program for woman and men who are just looking to get physically fit and change their health habits. Ron Kosakowski is an expert in the area of nutrition and supplements and could help you solve many health problems. See schedule below for that information.


.Ask about our Jeet Kune Do/Muay Thai/IGS/MMA & Brazilian Jiu Jitsu package deal!.


Schedule by Class:

         Jun Fan Gung Fu / Jeet Kune Do / Muay Thai/ MMA

Monday: 6:30 - 8:00 PM

Wednesday: 8:00 - 9:30 PM

Friday - 6:30 - 8:30 PM

Class Information...

         Integrated Grappling Systems (The 4th range of JKD and an important area for MMA fighters)

Monday: 8:00 - 9:30 PM

Wednesday: 6:30 - 8:00 PM

Friday - 6:30 - 8:30 PM

Class Information...

          Kuntao Classes

Tuesday: 6:30 - 8:00 PM

Thursday: 8:00 - 9:30 PM

Saturday: 10:30 AM - 12:30

Class Information...

         Filipino Weapons Class: Kali, Arnis, Eskrima and the
     Empty Hand Aspects - Panantukin/Pangkamut, Pananjakman and Dumog

Tuesday: 8:00 - 9:30 PM

Thursday: 6:30 - 8:00 PM

Class Information...

        Wing Chun Kung Fu

         Monday: 8:00 - 9:30 PM

         Wednesday: 6:30 - 8:00 PM

         Class Information...

       Women's Martial Art Courses for Self Defense

       Women all like to go to the Kuntao classes

       See above Kuntao schedule

       Women also like the MMA program, see above IGS and JKD schedule for those classes

         Brazilian Jiu Jitsu Classes
Children's Brazilian Jiu Jitsu Classes


Monday: 5:00 - 6:20 PM

Wednesday: 5:00 - 6:20 PM

Friday: 5:00 - 6:20 PM

Class Information...

         Open Training - Muay Thai/JKD/IGS/MMA/Jiu Jitsu (All PSDTC styles are welcome)

Friday: 6:30 - 8:30 PM



Martial Art Fitness Classes



Friday nights from 6:00 to 8:30 PM are open to all styles taught at the PSDTC and other schools for your own development and improvement. We offer extra days and time is available for people looking to compete in (Mixed Martial Arts) aka MMA, BJJ or Muay Thai tournaments


We offer private and semi-private training sessions in any style offered at the PSDTC and personal fitness training on

Weekday mornings and early afternoons and on weekends


We also offer self-defense seminars at all schools, colleges, big corporations as well as smaller businesses and clubs


PSDTC is closed only on major US holidays. Saturday classes may be canceled during occasional workshops and special events. 


Contact us for more information - 203-596-9073 or 203-802-8533


Look around to see videos and a lot of information on what we do at the:


Practical Self Defense Training Center

847 Hamilton Ave.

Waterbury, CT


Directions to the PSDTC...














Top of Page PSDTC Home... Site Map

Directions to the Practical Self Defense Training Center


Jun Fan Gung Fu / Jeet Kune Do Kali - Silat Pekiti Tirsia Kali, Arnis, Eskrima Kuntao Integrated Grappling Systems Muay Thai MMA Brazilian Jiu Jitsu Tai Chi Wing Chun

Copyright 2001, Ron Kosakowski
Practical Self Defense Training Center
847 Hamilton Avenue
Waterbury, CT 06706
203-596-9073 or 203-802-8533
Directions... Contact...