Mattie Tonseth

Mattie Tonseth currently serves as the Simon | Anderson Team Marketing Coordinator at Kidder Mathews, a position held since December 2023. Previously, Mattie worked as a Retail Investment Coordinator for the Sleeth Retail Investment Team at Newmark from February 2017 to February 2019 and at Colliers from May 2010 to February 2017. Mattie holds a Bachelor of Business Administration in Marketing from the University of Washington, as well as interior design qualifications from UCLA Extension and Bellevue College.