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Thomas C. Mangum, CPA - Principal

Thomas C. Mangum “Casey” became the principal of our firm in 2015. An experienced CPA, Casey has worked in the accounting industry for over 10 years advising clients in an array of taxation, accounting, and finance matters. Prior to joining Mangum & Associates, Casey spent seven years working for Ernst & Young, LLP in Boston and Los Angeles. There he provided financial consulting and due diligence services on 60+ mergers/acquisitions for companies ranging in size from $1 million to over $1 billon.

Casey graduated from Wake Forest University with a Bachelor’s degree in Finance and a Master’s degree in Accountancy. He is a member of the American Institute of Certified Public Accountants and Maine Society of Certified Public Accountants. In the local community, Casey serves on the board of directors for Oasis Free Clinics.

Casey and his wife, Stephanie, live in Yarmouth with their sons John and Charlie. In his spare time Casey enjoys mountain biking, fishing, and hiking.