About Matt Slater

Supervisor Matthew Slater graduated Yorktown High School in 2004. He was recognized by 914Inc. as a member of Westchester Wunderkinds Class of 2015 and previously worked as the Chief of Staff for New York State Senator Terrence Murphy.

Prior to his time in the State Senate, he spent time as the executive director of the New Hampshire Republican Party, following the 2012 election, and formerly served as Mid-Hudson Regional Director for the New York State Assembly Minority Conference.

Slater has previously served as a top aide to Westchester County Board of Elections Commissioner Douglas Colety, a campaign manager with the New York Senate Republican Campaign Committee, Chief of Staff for State Assemblyman Steve Katz and a Regional Coordinator for the New York Republican Assembly Campaign Committee.

Slater received his undergraduate degree in political science from St. Anselm College, where he was a volunteer for Rudy Giuliani's 2008 presidential bid. He holds a Masters of Public Administration from Marist College.


Matt and his wife Kellie reside in Yorktown and have two children.


Matt Slater for New York

Matt and his wife Kellie have a son, Charlie, and baby daughter, Elizabeth.

Born and raised in Yorktown, Matt Slater is committed to making our town a better place to live, work and raise a family.

Matt’s mother, Kathy, and his grandmother, Elinor, still reside in Matt’s childhood home off London Road.  Matt is committed to:

  • Protecting Taxpayers.

  • Growing the Economy.

  • Better Place to Live.


Leadership that's making a difference.