About Us

Mark Sickles

The Honorable Mark D. Sickles took the oath of office to serve as Secretary of Finance on January 18, 2026.  He oversees the four main Finance agencies in the Commonwealth of Virginia: Department of Accounts, Department of Planning and Budget, Department of Taxation, and Department of the Treasury – along with the Virginia Resources Authority and Virginia Board of Accountancy.

Mr. Sickles recently wrapped up his 22nd year in the Virginia House of Delegates representing part of South Fairfax County. He is known for working collaboratively to get difficult tasks accomplished in a bipartisan manner. Since 2004, Delegate Sickles has served on, and chaired, the House Health and Human Services Committee. In 2014, Speaker William J. Howell appointed him to the Appropriations Committee and later served as chair of the Health and Human Resources Subcommittee. In 2018, Speaker Kirk Cox appointed him to the House-Senate budget conference committee. He was reappointed to represent the House budget position in these negotiations by Speakers Filler-Corn, Gilbert, and Scott. When in the majority, Delegate Sickles was Vice Chair of the Appropriations Committee.

During his time in the House, Mr. Sickles served as the chair of the Joint Legislative Audit and Review Commission (JLARC) – and as a member of the Joint Committee on Technology and Science (JCOTS); the Major Employment Investment (MEI) Commission; the Joint Commission on Health Care; and the Governor’s Advisory Committee on Revenue Estimates (GACRE). After regaining the majority in 2023, Speaker Scott appointed Delegate Sickles to the Northern Virginia Transportation Commission (NVTC) and to the Select Committee on Advancing Rural and Small Town Health Care. Finally, he was a member of the Rules Committee and the Privileges and Elections Committee.

Mr. Sickles has successfully shepherded through the General Assembly significant healthcare advances, including the transition away from Healthcare.gov to the Virginia Health Insurance Exchange and the establishment of the Commonwealth Health Reinsurance Program, popular election administrative reforms, Virginia’s sports betting statute, and the Virginia Innovation Partnership Authority, among other things. He has championed investments in libraries, endangered species protection and recovery, and various bioscience initiatives across the Commonwealth. He was the patron of the pending constitutional amendment to protect marriage equality for LGBTQ Virginians.

Mr. Sickles was born in Arlington, Virginia. He received a Bachelor of Science degree in Forest Management from Clemson University in 1981, a Master of Science in industrial management from Georgia Tech in 1984, and a second M.S. in Technology and Science Policy two years later.

He was a fellow with the Sorensen Institute for Political Leadership at the University of Virginia.