National security leader · technology executive · trusted advisor.
Mark Lennon is a global defense and public sector technology executive with 25+ years at the intersection of national security, commercial innovation, and government transformation.
Through senior leadership roles at Apple, Accenture, Gartner, and Qualcomm, he built and scaled public sector and defense businesses across the U.S., Europe, and allied markets.
The barrier isn't access — it's execution. Polar Spark exists to close that gap.
An AI and secure communications specialist, Mark led digital transformation for government agencies, advised world leaders on technology adoption, and shaped go-to-market strategies that turn innovation into real-world impact.
At the forefront of defense innovation, Mark served as Senior Advisor for Global Partnerships at DIU, accelerating commercial tech deployment in active environments like Ukraine while helping architect national innovation ecosystems, alongside senior initiatives at the California Governor's Office and the U.S. Department of Veterans Affairs.
A 27 years as a US Naval Intelligence Officer, Mark served in the Defense Attache Service and several tours with Navy’s SEAL Teams, including a combat deployment to the Middle East. He is a featured speaker and contributor to global forums and events addressing the impact of digital innovation on defense and national security.