Class Action Expert Witness Listings

Welcome to our Class Action experts directory. Browse the profiles below to find the right expert witness in Class Action for your case. Our SEAK Expert Witness Database is always free to search.

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John Horst, CISSP®-ISSAP® Xanesti Technology Services, LLC

San Diego, California
Computers Expert Witness, Cybersecurity Expert Witness - Computer, Digital Forensics, Discovery, Databases, Class Action, Hacking, Breach, Encryption Safe Harbor, Health Care Data, Digital Medical Records, HIPAA, PII
John Horst, CISSP®-ISSAP®, is the Managing Member for Technology and Innovation for Xanesti Technology Services, LLC. John has provided expert information technology consulting across several lines of business such as pharmaceutical development, medical billing, general liability insurance, clinical laboratory systems, mortgage financing, and automotive aftermarket products. John has provided cybersecurity engineering, software development, installation and training, and troubleshooting for 11 years in support of multiple U.S. Navy programs of record, including programs operating at both unclassified and secret levels. John maintains an active national security clearance at the SECRET level. John has taught information technology courses for the University of Phoenix (San Diego and Online campuses) and Coleman University (San Diego) where John pioneered the development of computer game software development instruction, now a core part of the Coleman curriculum. John has also ta...
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Larry Chiagouris, PhD

Madison CT and also Boca Grande, Florida
Advertising Expert Witness, Marketing Expert Witness - Survey research, Copyright & trademark & patent, Fraud and misrepresentation, False/misleading advertising, Intellectual property, Communications and confusion, Media claims, Anti-competitive behavior, Lanham act, Trademark and trade dress infringement, Antitrust issues, Class action
Nationwide Services: Rare combination of an ADVERTISING and MARKETING expert who has substantial experience as BOTH a SENIOR EXECUTIVE and ACCOMPLISHED ACADEMICIAN. Dr. Larry Chiagouris has provided expert testimony and opinions on several issues, including damages, marketing, advertising, intellectual property issues (including the use of survey research) for plaintiffs and defendants. Opinions have been provided at federal/state court levels and arbitration venues for prominent firms to include Akin, Gump, Strauss Hauer & Feld LLP; Davis Wright Tremaine; Finnegan, Henderson, Farabow, Garrett & Dunner, LLP; Gibbons; Jones Day; Nixon Peabody; and Vorys, Sater, Seymour and Pease. Selected as one of 10 best and brightest researchers and called a branding guru and consumer behavior expert by the media. He is Past Chairman, Advertising Research Foundation and served as a member of the board of directors of the American Marketing Association. Litigation experience summary: • Expe...
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Brian Sowers, MBA Applied Marketing Science, Inc.

Waltham, Massachusetts
Advertising Expert Witness, Marketing Expert Witness - Survey research, Lanham Act, trademark infringement, trade dress infringement, likelihood of confusion, dilution, secondary meaning, genericness, false/deceptive advertising, class action, Intellectual property
Federal and state level qualified consumer survey expert with more than 20 years market research experience. Principal at Applied Marketing Science, a full-service market research and consulting firm, and he currently leads the firm’s Litigation Support practice. Mr. Sowers has served as a testifying expert and submitted reports to Federal and State Courts, as well the Trademark Trial and Appeal Board, in a variety of litigation matters on behalf of plaintiffs and defendants. He has personally designed and conducted hundreds of market research surveys across a broad range of modalities and a broad range of populations. Mr. Sowers co-hosts a CLE accredited webinar on survey evidence in Intellectual Property and currently serves on the Impact Studies Committee of the International Trademark Association (INTA). Services include survey design, implementation and analysis, expert report preparation, critique of opposing expert reports, expert testimony, guidance on the deposition and tri...
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Gary S. Barach, CPA, CFE, CFF, CVA Barach Consulting Group, LLC

West Chestser, Pennsylvania
Business Damages Expert Witness, Economics Expert Witness - fraud, business valuation, business interruption, lost profits, product recall, personal injury, employment cases, discrimination, contract disputes, dispute resolution, economic damages, construction defects, insurance claims, class action, shareholder disputes, bankruptcy, commercial litigation.
Gary S. Barach, CPA, CFE, CFF, CVA, is the founder of Barach Consulting Group, LLC (f/k/a Barach & Company). The firm was established in 1976. He has been retained as a financial forensic and economic expert in over 3,800 cases. His experience in litigation includes business valuation; fraud investigation; bankruptcy; and determining economic damages arising from contract and shareholder disputes, recalled product, and construction defects. Mr. Barach is also a well established expert in economic damages arising from personal injury and discrimination litigation. Mr. Barach’s professional credentials include Certified Public Accountant (CPA), Certified Fraud Examiner (CFE), Certified Valuation Analyst (CVA), and Certified in Financial Forensics (CFF). He has been qualified as an expert in federal, state, and local courts throughout the United States and has never been precluded from offering testimony as the result of a Daubert motion. Mr. Barach’s 40 years of experience include...
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