David S. Zweighaft, CPA, CFF, CFE, is a Partner with RSZ Forensic Associates, a New York City-based forensic accounting and litigation consulting firm. David is a fraud subject matter expert and since 1993 has served the legal and financial services communities in both consulting and expert witness services.
An experienced expert witness, he has testified in depositions before arbitration panels and judicial hearing officers, as well as in state and federal courts. David’s background includes four years with a risk management advisory firm as the Associate Director of their Fraud Risk Management practice and over thirteen years with global public accounting firms focusing on litigation and forensic services. He also assisted the United States Department of Justice (Southern District of New York) for three and a half years as a Senior Asset Forfeiture Financial Specialist.
He has authored numerous articles about fraud and accounting issues, and has given presentations to many professional groups. David has been an Adjunct Instructor at New York University’s School of Professional Studies, where he taught auditing, forensic accounting, and litigation consulting. He has also been a Faculty Instructor at international conferences for anti-fraud professionals.