Clayton is a senior manager in the Accounting & Outsourced Solutions Department at Maner Costerisan. He specializes in outsourced accounting, process reviews and general bookkeeping services for clients. He graduated from Michigan State University with both a Master of Science degree and Bachelor of Science degree in Accounting. While in college, Stiffler was on the Dean’s List for eight semesters.
- Certified Public Accountant (CPA) – Michigan
- QuickBooks Proadvisor
- American Institute of Certified Public Accountants
- Michigan Association of Certified Public Accountants