Raised in rural Whatcom County, in high school Casie competed at State Championship in Track & Field events and was involved in local symphonies on her bassoon. Casie graduated from the University of Portland where she received her Bachelor of Arts in Music and Social Work. Casie went on to earn a Master of Social Work from Washington University in St. Louis. After completing her social work degree, Casie worked as a medical social worker in Bellingham, Washington, for several years. Seeing the legal complexities that many of her clients faced, Casie sought to become a lawyer.

Casie earned her Juris Doctorate from the University of Iowa College of Law. In law school, Casie worked with the Honorable Mark W. Bennett of the U.S. District Court for the Northern District of Iowa, and as an intern with the Whatcom County Prosecuting Attorney’s Office. Casie served on the editorial board for the Iowa Law Review as a managing editor. Her student note, Pre-Submission Risk Adjudgment Audits: Preventing Medicare Advantage Plans From Draining Medicare Funds Dry, was published in the Iowa Law Review.

After law school, Casie worked in private criminal defense in Whatcom and Skagit counties with the Law Firm of David N. Jolly. There she assisted clients with misdemeanor criminal offenses and navigating licensing issues. Casie joined the Whatcom Law Group to focus on complex civil motion practice and trial work.