AJ is a Department of Defense Firefighter and Reserve Deputy with a deep-rooted passion for helping others gain the skills, confidence, and mindset to safely and responsibly handle firearms. A certified South Carolina CWP instructor since 2014, he founded Jezewski Defense Syndicate (JDS) to provide law-abiding citizens with quality training focused on personal protection, practical skills, and situational awareness.
As an active competitor in USPSA, Steel Challenge, and IDPA, AJ brings a performance-focused approach to every class—blending real-world experience with proven techniques from the competitive shooting world. Whether you’re a first-time gun owner or an experienced shooter, JDS delivers personalized, results-driven instruction that’s both practical and engaging.
“Skill isn’t built in the moment. It’s earned in the grind.”
Andrew is a mechanical engineer at the Savannah River Site and a proud 2019 graduate of Clemson University. Introduced to shooting at a young age by his older brother, he began competing in 2010 and found his stride in 2016 when he founded the Clemson Action Shooting Sports Club.
As a competitor and coach, Andrew helped lead the Clemson Action Shooting Team to multiple Scholastic Action Shooting Program (SASP) National Titles and earned the South Carolina State Production Division Championship.
With a passion for teaching, Andrew is dedicated to sharing his knowledge of firearms and fundamentals with shooters of all backgrounds. As part of the Jezewski Defense Syndicate team, he continues to help students grow in skill, safety, and confidence—both on and off the range.
“If you aren’t getting better you are getting worse”
Brian Jezewski brings over three decades of combined military and public safety experience to the JDS team. A retired U.S. Army Lieutenant Colonel, Brian also proudly served as a United States Marine, as well as in the fire service and law enforcement community throughout various stages of his career.
His extensive background in leadership, tactical operations, emergency response, and firearms instruction makes him a well-rounded and respected asset to our training team. Brian’s calm, methodical teaching style resonates with both new shooters and seasoned professionals looking to sharpen their skills.
At JDS, Brian continues his lifelong commitment to service—equipping responsible citizens with the knowledge and confidence to protect themselves and those around them.
“Decades of service, one mission: Prepare others to stand ready.”
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