Corruption Expert Witnesses

Lake Forest, California

Accounting, Financial - Tax, Forensic, Accounting, Fraud, Detection, AI, Document, Automation, Embezzlement, Asset, Protection, Corruption, Valuation, Misstatement, Lifestyle, Analysis, Divorce, M&A, Forensics

Matthew J. Warren, CPA, EA Forensic Accountant, Tax & Audit Expert, and Technology-Driven Analyst California Licensed Certified Public Accountant & IRS Enrolled Agent Our Core Forensic & Investigative Services​: We specialize in high-stakes financial investigations, offering comprehensive services broad areas of financial misconduct and dispute resolution.​ Leading Financial Investigation and Litigation Support​: Confronting sophisticated fraud requires a new standard: distinguished financial expertise fused with leading technology. Our Forensic Accounting practice is led by a seasoned Big-4 CPA and a PhD specializing in advanced analytics. We leverage AI and digital forensics to uncover facts, quantify impact, and provide reliable support for complex legal matters.​ The Power of Our Difference: Big-4 Rigor + Tech Savvy​ Distinguished Expertise ​: Big-4 Pedigree: Experience honed at the highest level of finance, managing complex projects.​ CPA Credibility: Certified Public A...

Fort Lauderdale, Florida

Law Enf & Criminal Justice, Investigation - Case Review, Corruption, FCPA, Crypto currency, Elder Abuse, Money Laundering, Violent Crime, CPA, Ponzi Scheme, Health Care Fraud, Financial Crime, Anti-Trust, Securities Fraud, Bank Fraud, Criminal Defense, Organized Crime, White Collar Crime, Asset Tracing, Whistelblower, Litigation Support

R.W. “Rick” Simpson is a retired FBI Supervisory Special Agent who spent the final three years of his career leading the Miami International Corruption Squad which investigated FCPA, Kleptocracy, and Anti-Trust matters reaching to the highest levels of country and corporate governance. In this role, Mr. Simpson developed excellent working relationships with top prosecutors and law enforcement officials in multiple countries and gained substantial experience navigating the complexities of multi-jurisdictional investigations. His 26-year FBI career included significant time serving in Los Angeles, FBI Headquarters, Washington DC, and Miami. He joined the FBI with a CPA background, having worked as a Controller for a group of structured finance corporations. Throughout his FBI career, Mr. Simpson made extensive use of sophisticated investigative techniques while conducting numerous high profile organized crime, financial crime, and money laundering investigations. He has testified as ...