P. Dermot O'Neill, CPA ABV CFF CVA MAFF ABAR

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P. Dermot O’Neill is President of P. Dermot O’Neill, CPA PC, Glen Mills, PA. Dermot’s expertise is concentrated in the areas of forensic accounting, litigation support, business valuation, transaction consulting, financial analysis, and income taxation. He has provided consulting and expert witness assistance in cases involving oppressed shareholders, personal injury, wrongful death, accounting malpractice, and contract and tort issues. He has testified as an expert in six states, the Chancery Court of Delaware as well as Federal Bankruptcy Court and Federal District Court.

Dermot is a member of the American Institute of Certified Public Accountants (AICPA), Pennsylvania Institute of Certified Public Accountants (PICPA), and National Association of Certified Valuation Analysts (NACVA). He serves on PICPA’s Business Valuation Committee and Forensic and Litigation Services Committee. He is a member of the NACVA State Chapters Committee as well as Managing Editor of the National Litigation Consultants’ Review for which he has written numerous articles. In addition, he is a member of NACVA’s Financial Forensic Institute’s (FFI) Advance Litigation Program Development Team, helping to create content for the Master Analyst in Financial Forensics (MAFF) credential and serving as a national instructor in the program.

Dermot is an adjunct instructor at Rider University College of Business Administration, Graduate Studies. He has been an adjunct lecturer at Villanova University as well as a guest lecturer at the Widener University and Lehigh University Graduate Schools of Business. He has presented continuing professional education webinars and seminars sponsored by various state accounting institutes and societies, bar associations, professional organizations and universities. He received his B.S. in Economics from Villanova University

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