Sidney Blum, CPA, CFE, CFF

Mr. Blum is an economic damages expert with more than 30 years of experience.  He is well regarded for his damage calculations in both simple and complex matters.

ECONOMIC DAMAGES EXPERT, IP: Patents, Trademarks, Copyright, DMCA, USITC, Royalties, Royalty Audit; Breach of Contract; Employment. 2017 CA CPA of the Year 2016 Corporate America News Forensic Services Expert Witness of the Year. 2015-2017 Vice Chair, Board of Regents: Association of Certified Fraud Examiners
2012 Certified Fraud Examiner of the Year, 2017 California CPA of the Year


Sidney P. Blum is experienced as an economic damages expert in State, Federal and USITC matters. In additional to economic damages and lost profits, Mr. Blum serves as an expert related to royalty audits and royalty auditor competence. Mr. Blum is a renowned fraud investigator. [PATENT, TRADMARK, COPYRIGHT DAMAGES, DMCA, USITC, EXPERT WITNESS. ROYALTY AUDIT / LICENSEE AGREEMENT EXPERT WITNESS. BREACH OF CONTRACT DAMAGES EXPERT WITNESS. ENTERTAINMENT INDUSTRY DAMAGES EXPERT WITNESS]

Vast diversified deep industry experience including: automotive, entertainment, audio, media, beverages, software, hardware, consumer products, toys, medical devices, digital, entertainment, music, film, energy, oil, gas, gaming and many more.

As a financial and economic damages expert witness, Mr. Blum has worked on matters from simple to more than $1 billion complex litigations. He works approximately 50/50 for plaintiffs/defendants.
Expert witness services for: intellectual property, patent disputes, copyright infringement, trademark infringement, false advertising, breach of contract, business interruption, class action, complex commercial litigation, fraud & forensics, Lanham Act, unfair competition, DMCA (expert witness for third largest award of $66 million), accountant malpractice, personal injury, product liability, royalty disputes, royalty auditor malpractice, royalty auditor independence, trusts & estates, wrongful termination, USITC.

Mr. Blum is a leader in understanding Georgia-Pacific factors given his supervision of more than 1,500 royalty audits. Mr. Blum also provides royalty audit defense work plus testifying on the responsibilities for an independent auditor in a royalty audit and professional standards.

FRAUD & FORENSICS: Mr. Blum was one of five members of the 2016-2017 Board of Regents of the 80,000 member Association of Certified Fraud Examiners. The Association also named Mr. Blum "Certified Fraud Examiner of the Year" in 2012.

ROYALTY AUDITS: Mr. Blum is recognized as a world leading authority in royalty auditing having led the practice for two Big 4 Accounting firms, written two books on the topic (Oxford University Press & LexisNexis), numerous articles, and given many presentations.

Mr. Blum wrote the contract and royalty audit methodologies for both Ernst & Young and KPMG. He has experience performing the following types of contract compliance audits: royalty, construction, motion picture, video games & TV participation, residual, statutory payments, most-favored-nation, oil & gas royalties, publishing, labor, digital distribution, reseller & distribution, time & material, vendor and supplier.

INDUSTRY EXPERTISE: advertising, apparel, automotive, beer, beverages, biotechnology, building materials, chemicals, computers, construction, consumer products, electronics, energy, environmental, hardware, home furnishings, manufacturing, media & entertainment, medical devices, marijuana, movie theaters, motion pictures, oil & gas, pharmaceutical, pipelines, publishing, real estate, semiconductors, studios, software, spirits, theaters, toys & games, video games, wine, wireless communications.

REPRESENTATIVE CAREER NON-LITIGATION CLIENTS: “A” list talent, Adobe, Amgen, Beats Electronics, Director's Guild of America, Disney, Dolby, DreamWorks, DTS, DKNY, Ed Hardy, General Electric, General Motors, IGT, IMG, Marvel, Mattel, McDonald's, Microsoft, Major League Baseball, NFL, Northrup, Occidental Petroleum, Obey, Paramount Pictures, Perry Ellis, Philips, Premier Inc, SAG, Shark Tank, Silgan Containers, Scotsman Trailers, Sony Pictures, SRS, Toshiba, UCLA, Unocal, Warner Bros. Music, Warner Bros. Studios, Writers Guild, The Apprentice, Wheel of Fortune and more.

PRIOR EMPLOYMENT INCLUDES: KPMG Partner, CAO of Beats Electronics, Ernst & Young, Disney Consumer Products, Occidental Petroleum.

Sidney Blum named "Forensic Services Expert Witness of the Year" in 2016 by the publication "Corporate America" and California CPA of the Year in 2017 by Surgent.