Andrew Callison

Andrew Callison is an accomplished professional serving as the Director of Materials at Dexter since April 2025 and actively contributing as a Board Member for CORE Vocational Training for Individuals with Disabilities since May 2021. Previous roles include Director of Operations at PHD, Inc. from February 2020 to April 2025, Purchasing Manager at Central Investment LLC from August 2017 to February 2020, and Procurement and Planning Group Leader at Trelleborg Group between January 2010 and August 2017. Callison also served in the US Army as an Intelligence Analyst during Operation Iraqi Freedom from February 2007 to October 2012. Educational credentials include a Doctor of Law (JD) in International Business, Trade, and Tax Law from Purdue University, a Master of Science (MS) and a Bachelor of Science (BS) in Accounting from Western Governors University, and an Associate of Science (AS) in Military Intelligence from Cochise College.