Don is a graduate of LaSalle University and is a CPA in New Jersey and Pennsylvania. He is a senior shareholder in Gold Gerstein Group LLC, an accounting and business valuation firm (www.g3cpa.com). He is a member of the American Institute of CPAs, the New Jersey Society of CPAs, Expert Resource Connection, LLC and is the chairman of the Forensic, Valuation and Litigation Services Committee of the New Jersey Society of CPAs. Don has provided testimony in matrimonial, minority stockholder, and economic damages litigation and has been qualified as an expert witness by the federal and state courts. He also specializes in federal and state, multi-state and matrimonial taxation, as well as tax nexus issues.

Don has chaired and been a frequent speaker and panelist at various national and international conferences and webinars as well as state and local seminars conducted by the AICPA, the NJSCPA, the PICPA, the American Bar Association, the New Jersey Administrative Office of the Courts, the International Academy of Matrimonial Lawyers and the New Jersey Institute for Continuing Legal Education covering business and professional practice valuation, forensic accounting and federal taxation.

He is a past Global Chairman of Integra International, Inc., a worldwide association of independent accounting and consulting firms. He is also a past president and remains a member of Integra's Americas, Asia & Australia and Global Boards. He is vice chairman of Liberty USO of Southeastern Pennsylvania and Southern New Jersey.