After graduating from Colorado State University, Mariah worked as a Forester for the Metlakatla Indian Community in Alaska. Upon returning to Dexter in 1999, she worked as the Information Systems Specialist for Webster Township. From 2006 to 2010, Mariah was Office Manager for Fink Law. She is the former Treasurer of the Dexter Chamber of Commerce and winner of the 2010 Chamber Spark Plug Award. She is also the Former President of the Dexter Rotary Club. Mariah has two sons in college.