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Our Team

Michael Letterman, Ph.D., M.B.A., CEO & Founder

Michael Letterman has more than 30 years of executive, managerial, and technological experience in business and technology. Prior to CORTAC, he founded U.S. Datacomm, Inc., an information technology consulting and firewall development firm. Letterman serves on the Advisory Board for 119Frontline, a 501(c)3 non-profit organization that provides PTSD and counseling services for law enforcement, military, and first responders.

In addition to holding a number of top-secret clearances for the U.S. Department of Energy and the Department of Defense, Letterman has served as Project Director for the DOE, Oak Ridge Operations Support Service Contract which performed Emergency Management, Classified Computer Operations, Software Development, Radio Frequency Management, and plant operations support at the DOE/ORO Y-12, K-25, and X-10 plants. Early in his career Letterman also provided special support for the National Security Agency. While a Senior Software Engineer at Digital Equipment corporation, he worked on such notable projects as the Allied Strategic Tactical Fighter, the Space Shuttle, and others. CORTAC is the fourth startup in which Letterman has been involved.

Jeremy Harrell, President & Founder

Jeremy Harrell served for seven years as a law enforcement officer for Metropolitan Nashville (TN) Police Department and Lake County (IL) Sheriff’s Office prior to being injured in the line of duty in 2004. Upon leaving law enforcement, he quickly demonstrated his background in sales and marketing as a business executive.  In 2009, he began to focus on serving the military and law enforcement industry. Harrell’s law enforcement background and support of this population of first responders is a standing motivation for CORTAC’s continued achievements. CORTAC is Harrell’s second startup company.

Jeremy received his bachelor of science in Criminal Justice from Ball State University.

Col. David “Dash” Wilmot (USAF ret.), Senior Military Program Advisor

Col. Wilmot is responsible for developing CTAVTM integration programs into the protective ensembles of military units throughout the U.S. Department of Defense and allied foreign military departments. Col. Wilmot has 30 years of experience in the United States Military extensive international Ministerial-level strategic policy. His first twenty years in the Air Force he spent flying – five years as a Pilot Training Flight Instructor then fifteen years as a combat F-16 aviator. He commanded an F-16 squadron in Japan where he led them in combat over Iraq. He commanded a Mission Support Group consisting of over 800 troops with assets worth over $3 Billion in strategically vital Incirlik Air Base Turkey. Col. Wilmot has six years of staff experience in NATO, US European Command and United States Air Force Europe. He retired in July 2011 after four years as the Senior Defense Official and Defense Attaché in Sofia, Bulgaria, where he was charged with coordinating all US defense issues and activities in the country.

Col. Wilmot earned his Master of Business Administration from Embry Riddle University with an Aviation specialty and Master of Science in National Security Strategy from the US National Defense University.


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