In addition to the national commander and vice commanders, six national constitutional officers are appointed annually by vote of the National Executive Committee. They are the adjutant, treasurer, judge advocate, historian, chaplain and sergeant-at-arms. Officers elected by the national convention take office upon adjournment and serve until the end of the next convention.
Responsibilities of national officers:


Shawn T. Long, CPA, National Treasurer
Shawn T. Long, Certified Public Accountant, was appointed national treasurer of The American Legion on Oct. 16, 2019, during the annual Fall Meetings at National Headquarters in Indianapolis. The national treasurer serves as the chief financial officer of The American Legion, and is responsible for the custody and management of the assets of the organization.
Long had served as American Legion finance director since October 2008, and had additionally undertaken the supervision of the Purchasing Department and the Information Technology Division.
Long is a U.S. Marine Corps veteran, and a member of American Legion Post 252 in Greenwood, Ind. He earned a BS in accounting from Indiana State University in 1995; an MBA from the Kelley School of Business, Indiana University, in 2007; and a CPA license in 2000.
Mark Seavey, National Judge Advocate

Mark Antal, National Chaplain
Mark Antal was appointed national chaplain of The American Legion on Sept. 1, 2022, at the organization's 103rd National Convention in Milwaukee.
Antal is a resident of Apple Valley, Minn., where he moved to after retiring from full-time ministry. He is a graduate of Valley City State College in North Dakota and the Association Free Lutheran Bible School and Seminary in Plymouth, Minn.
A veteran of the U.S. Army, the Army Reserve and National Guard, Antal served in various chaplain positions throughout his 26 years of military service. He also served as chaplain for the Department of North Dakota for seven years and is a member of Post 156 in Edinburg, N.D.
Antal is an American Legion Rider and has traveled on motorcycle to all U.S regions, totaling more than 250,000 miles. He enjoys traveling, fishing and swimming.
Mark and his wife Ruth have four children and 11 grandchildren.

Deborah "Deb" A. Davis, National Historian
Deborah "Deb" A. Davis was appointed national historian of The American Legion on Sept. 1, 2022, at the organization's 103rd National Convention in Milwaukee. Born and raised in the Denver metropolitan area, Davis joined the Army in 1975 and retired in 2001 from the Army/Army Reserves. She received a bachelor's degree in history from the University of Colorado in 1997. She is a past commander of the first all-female American Legion Post 206 in Colorado where she also has been the adjutant, finance officer and historian. She is the Auxiliary DEC for District 6 and historian for Leyden-Chiles-Wickersham Unit 1 in Denver.
As a 2017 National American Legion College graduate, Davis served as secretary for the National Association of Department Historians of The American Legion, and chair of the Department of Colorado Female Veterans Action Committee and Centennial Committee. Davis is involved in the United Veterans Coalition of Colorado Legislative Committee and is a is a peer mentor for the 1st Judicial District of Veterans Treatment Court – Drug and Alcohol Convictions.
Her hobbies include researching family's ancestry; she has traced maternal family back to 1700's Germany and paternal family to 1810 Ireland. She also enjoys day traveling and touring with local community recreation centers.

Michael T. Byrnes, Sergeant-At-Arms
Michael T. Byrnes was appointed sergeant-at-arms of The American Legion on Sept. 1, 2022, at the organization's 103rd National Convention in Milwaukee.
Byrnes is a member of American Legion Post 859 in Suffern, N.Y. Byrnes served in the U.S. Navy (1980-89) and was trained as a nuclear propulsion engine room supervisor, serving aboard the USS Scamp SSN-588, USS Trepang SSN-674 and USS Fulton AS-11. He is a 2019 graduate of the National American Legion College who has served as post commander, county vice commander, district membership chairman, and department membership vice chairman. And he was appointed to the National Americanism Council and the Veterans Employment and Education Commission.
He holds a Bachelor of Technology degree from Excelsior College and a Master of Science degree from Stevens Institute of Technology.