Grant Lahmann

Grant Lahmann is an experienced political professional currently serving as Deputy Chief of Staff in the Office of the CEO at Sound Transit since January 2024. Previously, Grant held the position of Chief of Staff for King County Councilmember Joe McDermott from January 2017 to December 2023. Other roles include Washington State Director for Mike Bloomberg's 2020 campaign and Campaign Consultant for Integrity Washington. Grant's campaign management experience encompasses Joe McDermott for Congress, Yes on WA Initiative 1163, and Denny Heck for Congress. Additionally, Grant served as a Legislative Aide in the United States Senate under Senator Patty Murray. Grant holds a Bachelor of Arts degree in International Affairs from the University of Mary Washington, earned between 2002 and 2006.