John Posner

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Chief Executive Officer

John Posner

John Posner is the Chief Executive Officer for Harrison & Held, LLP.  In this capacity, he provides executive support to the firm’s senior partners in the conduct of both daily operational management and overall strategic planning.  His specific duties include both business and administrative oversight, along with strategy development and implementation.

Just prior to joining Harrison & Held, John completed a 34-year career in the United States Air Force, retiring with the rank of Major General.  During his final military assignment, he was personally responsible for managing an acquisition portfolio consisting of more than 170 Air Force, joint service and international programs with an annual budget exceeding $12 billion.

John’s honors include the Air Force Distinguished Service Medal; the Armed Forces Legion of Merit; the Department of Defense Superior Service Medal; the Distinguished Flying Cross; the Bronze Star Medal; and multiple awards of the Air Medal and the Aerial Achievement Medal.  John also enjoyed a posting with the Air Force’s Thunderbird Aerial Demonstration Team.


  • George Mason University School of Law, J.D. , 1995
  • National War College, M.S. National Security Strategy, 1995
  • Embry-Riddle Aeronautical University, M.S. Aviation Sciences , 1986
  • Webster University , M.A. Management & Human Relations, 1984
  • United States Air Force Academy , B.S.Biological Sciences , 1980



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