Don Korenczuk

Don Korenczuk, CISSP, is a seasoned IT security professional with extensive experience across various roles and organizations. Currently serving as a vCISO and Principal Security Consultant at Presidio since January 2020, Don specializes in security advisory services, governance, risk, and compliance. Earlier positions include CISO and VP of IT Infrastructure and Operations at NJ Bookkeeping Services LLC, and IT Security & Privacy Consultant at Eisai US, where strategic security leadership was provided. Don also contributed as vCISO at Kore Security Group, LLC, and Strategic Security Solutions Architect at OnX Enterprise Solutions. A lengthy tenure at Verizon involved various leadership roles in IT systems engineering, focusing on security, messaging, and infrastructure. Don holds a Bachelor of Science in Computer Science & Engineering from LeTourneau University, a Master of Science in Computer Engineering from Pacific Western University, and has completed a Doctor of Philosophy.