Sidney P Blum, CPA, CFE, CFF, CPEA Expert Witness
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Specialties & Experience

General Specialties: Business Damages and Intellectual Property

Specialty Focus: Business Damage, Economic Damage, Accounting, Intellectual Property, DMCA, Patent, Copyright, Trademark, Royalty Audit, Fraud, False Advertising, Valuation, Breach of Contract, Wrongful Termination, Employment Law, Brands, Complex Business Litigation, Personal Injury, Lost Profits, Unjust Enrichment

Education: Bachelor of Science in Business Administration-Accounting, California State University, Northridge

Years in Practice: 30

Number of Times Deposed/Testified in Last 4 Yrs: 30


Additional Information

ECONOMIC DAMAGES, IP, ROYALTY AUDIT AND FRAUD EXPERT Blum is a world renowned intellectual property & fraud expert with more than 30 years experience. He's a leading authority in IP royalty auditing, contract breaches, and AICPA professional standards for royalty auditors. He was the Chief Audit Officer at Beats Electronics, a famous consumer products company. He is the author of two books on financial language in contracts and royalty auditing (Oxford University Press & LexisNexis). Economic Damages Blum has been retained as an economic damages expert witness on more than 70 occasions for plaintiffs and defendants in a wide variety of State, Federal and USITC matters such as complex litigation, intellectual property (patents, copyrights, trademarks, false advertising, royalty auditor competence, fraud, DMCA), wrongful termination, construction defect, film distribution, unfair competition, oil & gas pipelines, class action, personal injury, breach of contract, etc…. As a leading royalty auditor, Mr. Blum has deep knowledge of Georgia-Pacific factors for patent litigation. He was an expert on a $66 million DMCA judgment, the 3rd largest. Royalty Audits Mr. Blum led the national royalty audit practices for Big 4 firms Ernst & Young and KPMG where he wrote the global methodologies for both firms. He is a world leading authority on royalty auditing with dozens of clients from a wide variety of industries. He also provides frequent talks to bar organizations, law firms & at major events. Fraud & Forensics Having lead more than 1,500 forensic investigations, Mr. Blum was named the Certified Fraud Examiner of the Year in 2012 by the 75,000 member Association of CFE’s & he is one of five ACFE Board of Regents members. Vast Industry Experience As a Big 4 Partner and Fortune 50 employee, he has a wide range of industry experience in film, music, toys, consumer products, oil & gas, medical devices, real estate, environmental compliance, media, software, & the int