Mathew Sheahan

Mathew Sheahan is an experienced accounting and audit professional with a strong background in collaboration and meeting tight deadlines. Mathew began a career as an Audit Intern at Grant Thornton LLP and progressed to Audit Manager at Grant Thornton LLP (US) between 2016 and 2025. Currently, Mathew serves as the Accounting Manager at Milk Source, LLC since November 2025. Additionally, Mathew has held roles as a Supplemental Instructor and Academic Tutor at the University of Wisconsin - Whitewater, alongside internships at Associated Bank, where significant contributions were made to finance accounting tasks. Mathew holds a Bachelor of Business Administration in Accounting and Finance as well as a Master's degree in Accounting from the University of Wisconsin-Whitewater.