Dan MacDonnell

Hands-on leadership, deep operational cyber subject matter expertise, and progressive roles across high-level technology, medical device, and military organizations. Extensive experience in small pre-IPO companies as well as starting up cyber organizations within larger companies. Started security function as Chief Information Security Officer (CISO) for medical device firm, held first Chief Resiliency Officer role for large financial services firm, led customer technical and application support in network and data storage sector, and serve as technical advisor to a startup cyber company and a venture firm. Served as Chairman, Department of Defense (DOD) Reserve Military Intelligence Steering Committee; the Deputy Chief for the National Security Agency/Central Security Service (NSA/CSS), as the principal advisor to Director, NSA/Chief CSS and Board of Directors on military cryptologic and cyber issues; and served as the senior U.S. Navy Reserve Information Warfare and Signal Intelligence Officer in the U.S. Navy.

Headshot of Dan MacDonnell