Mark Jendro
Instructor # 2103111 | CastleGuard
Certified with the USCCA since 5/22/2022
Certification Renewal Date 5/22/2026
USCCA Certifications
- Concealed Carry & Home Defense
- Countering the Mass Shooter
- Children's Firearms & Safety Fundamentals
- Range Safety Officer
My Biography
Mark Jendro is the Founder and Chief Instructor of CastleGuard. Mark is a veteran, serving a total of 21 years on active duty. Mark was assigned to Air Force Office of Special Investigations and Security Forces units in multiple global locations; providing physical security, federal law enforcement and counterintelligence support to operations. Community, Safety and Education are core focus areas driving Mark to seek opportunities to share his knowledge, to increase self-protection capabilities of responsible community members.