Mark Sickles serves in the Virginia State House of Delegates. He identifies as a Democrat.
2006
–Endorsed Harris Miller (D) for Senator of Virginia (lost primary)
2008
–Endorsed Barack Obama (D) for President (won)
2014
–Endorsed Adam Ebbin (D) for Representative of Virginia, 8th District (lost primary)
–Endorsed John Foust (D) for Representative of Virginia, 10th District (lost general election)
2017
–Endorsed Ralph Northam (D) for Governor of Virginia (won)
2018
–Endorsed Jennifer Wexton (D) for Representative of Virginia, 10th District (won)
2020
–Endorsed Joe Biden (D) for President (won)
2021
–Endorsed Terry McAuliffe (D) for Governor of Virginia (lost general election)
–Endorsed Mark Herring (D) for Attorney General of Virginia (lost general election)
2022
–Endorsed Don Beyer (D) for Representative of Virginia, 8th District (won)
2024
–Endorsed Briana Sewell (D) for Representative of Virginia, 7th District (lost primary)
–Endorsed Eileen Filler-Corn (D) for Representative of Virginia, 10th District (lost primary)
2025
–Endorsed Abigail Spanberger (D) for Governor of Virginia (won)
The Endorsement Project 