Matt Squire is an American multi-platinum music producer and writer. He has produced, engineered, or written tracks for, Jack & Jack, SHINee, Big Time Rush, Kesha, Demi Lovato, One Direction, Ariana Grande, Good Charlotte, Selena Gomez, All Time Low, Panic! at the Disco, 3OH!3, New Boyz, Taking Back Sunday, HIM, The Used, Boys Like Girls, The Cab, Northstar, Youngblood Hawke, and Krewella.