Life Skills to Overcome the Impossible

K2STRONG is a multi-dimensional system that will teach sustainable life skills to empower you to live healthy, fit, and secure lives in an ever-changing unpredictable world. Our system consists of three custom programs:

  • Fitness
  • Self-Defense
  • Scenario Based Training

Fitness with a Purpose

Self-Defense and Preparedness

Social Community

Survival Skills

Motivation for Real Progress


Our Values

  • Create a safer, healthier planet
  • Transform people into their best versions
  • Build a healthy community

Our Training

  • Group training with a personal touch
  • Motivation and validation with analytics
  • Fitness with a purpose

Our Programs

  • Fitness
  • Self-Defense
  • Scenario Based Training
  • Special programs for students, first responders, and military

Our Classes

  • Adult Krav Maga

  • KFit
  • Krav Fitness eXtreme (KFX)

  • KStrong
  • Youth and Kids
  • Women’s Self-Defense

  • Knife Defense


Russell Lee
Owner and President

Russ is coming out of the technology industry as a sales executive with over 34 years of experience in global competitive sales strategy and transformation. He has always had a passion for martial arts and fitness. Russ has been a lifelong student of multiple martial art disciplines: Judo, Shotokan Karate, Taekwondo, Fu Jow Pai Kung Fu, and Krav Maga. Now as a fitness entrepreneur, he applies the same disciplines of leadership, strategic thinking and outcome-oriented execution from his previous experiences to his vision for the next level of fitness and self-defense. “Our goal is to teach people the life skills to overcome what they once thought was impossible. Give them the knowledge, passion, and strength to live to their full potential and prosper safely in an ever-changing unpredictable world.”

Marc Delnicki
Chief Instructor

Marc is a former US ARMY Ranger with Special Operations Training (SOT) in Winter/Jungle/Amphibious Counter-Terrorism Warfare. He has over 20 years of experience in the fitness industry, both as a gym owner and professional trainer (NASM/NFPT Certified). He owned and operated World Gym in Saratoga Springs, NY in 2000 and since then has owned additional successful personal training and self-defense businesses. Marc has an extensive martial arts background in Krav Maga, Boxing, Jiu-Jitsu and MMA. As a US ARMY Ranger with his discipline, mental toughness, creativity and personal courage he “Led the Way”. He continues to “Lead the Way” in the fitness industry with a transformative systematic approach to help people to achieve lifelong sustainable fitness for the ultimate in Health and Wellness.

Achieve Your Fitness and Self Defense Goals

Flexible membership options to suit your level of training and individual fitness and self defense goals