Thomas Neches - CPA Expert Witness in Los Angeles


Read reviews of Mr. Neches by attorneys who have retained him.

Thomas Neches - CPA Expert Witness Services

With more than thirty-eight years of experience as a forensic accountant, Thomas Neches is a leading CPA witness in the Los Angeles area of California. He has testified as a CPA expert witness in both state and federal courts throughout the nation on behalf of both plaintiffs and defendants in a broad range of case types and industries.


Forensic accountants provide accounting services in the context of a legal proceeding. To justify the cost of retaining a forensic accountant, the amount in dispute typically is significant, from tens of thousands to tens of millions of dollars. No matter how large or small the amount at stake may be, we have the experience and resources to help you.


Certifications and Accreditations

Mr. Neches’s credentials include:


  • Certified Public Accountant
  • Accredited in Business Valuation
  • Certified Valuation Analyst
  • Certified Fraud Examiner
  • Certified in Financial Forensics
  • California State Board of Accountancy
  • American Institute of Certified Public Accountants
  • National Association of Certified Valuators and Analysts
  • Association of Certified Fraud Examiners
  • American Institute of Certified Public Accountants


To maintain these credentials, Mr. Neches participates in Continuing Professional Education classes every year.


Contact attorneys who have retained Mr. Neches to learn more about the services he provided them. See References

Courtroom Witness Chair Photo

Expert Witness Trial Testimony

As a forensic accountant, Mr. Neches has offered CPA witness services with testimony regarding his findings and opinions more than 90 times.


Types of Cases in Which Mr. Neches has Testified Include:


  • Antitrust
  • Breach of contract
  • Breach of fiduciary duty
  • Business valuation
  • Criminal contempt
  • Fraud
  • Insurance bad faith
  • Intellectual property
  • Lender liability
  • Personal injury
  • Sexual harassment/retaliation
  • Wrongful death
  • Wrongful termination

about neches expert witness business

Certified Forensic Accounting Experts

About Our Service

Conveniently located in downtown Los Angeles, California, Thomas Neches & Company LLP offers forensic accounting and CPA expert witness services both locally and nationwide. Since its founding on January 1, 2000, Thomas Neches & Company LLP has been retained in more than 500 engagements. In every case, Mr. Neches has been the hands-on manager of the analysis, the person who authors all reports, and the person who provides the CPA expert testimony. Mr. Neches maintains a large number of credentials as well as hands-on experience in the field.

To date, our largest case (in terms of amount awarded at trial) has been Image Technical Service, Inc., et al. v. Eastman Kodak Company, a well-known antitrust case in which, based on Mr. Neches’ CPA expert testimony on behalf of plaintiffs, the jury awarded plaintiffs $23,948,300, which was trebled under antitrust law to $71,844,900. This case is often cited by attorneys dealing with the issue of the intersection of antitrust and patent law.