Advertising Expert Witnesses

The SEAK Expert Witness Directory contains a comprehensive list of advertising expert witnesses who testify, consult and provide litigation support on advertising and related issues. Advertising expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, and provide expert witness testimony at deposition and trial. The issues and subjects these advertising expert witnesses testify regarding may include: Survey Research, Intellectual Property, Lanham Act, Advertising, Class Action, Dilution, Genericness, Class Action Litigation, Consumer Behavior, Likelihood Of Confusion, Market Research, Marketing, Sales, Secondary Meaning, and Trade Dress Infringement.

Use the search box above to further refine your search for advertising expert witnesses by keyword and state. Attorneys contact the experts directly – with no middleman.

Larry Steven Londre, MBA, Londre Marketing Consultants, LLC / USC / Pepperdine/ California State University, Northridge

Los Angeles, California
Marketing, Advertising - Marketing, Sales, Advertising, Ads, Promotion, Misleading, Deceptive Ads, Unfair Advertising, Business Practices, Intellectual Property, Patents, Deceptive Promotion, Trade Dress, Unfair Competition, Marketing Intelligence, Partners, Copyrights, Forensic Marketing, Web, Sales, Global, Clients
Senior Marketing & Advertising Professional. Marketing Analyst. Marketing & Business Problem Solver. Battle-tested, deposition-tested. 20+ years as Marketing and Advertising expert. Cases: Marketing; Advertising; Ads; breach of contract; business strategies, practices; business and professions code compliance and violations; unfair competition, contracts, sponsorships; deceptive, false advertising; media; intellectual property; patents; usage of models; advertising agencies; trade secrets; partner business practices; unfair advertising; deceptive advertising; violations of Lanham Act; unjust enrichment; trademarks at issue; comparative advertising/promotion; licensing; packaging; the value of advertising and media campaigns. I have been deposed, testified in court and arbitration: 54 times. Cases have included contracts between partners, directors, advertising agencies, clients, advertisers, suppliers, distributors, production firms and media. Worked within companies (DIR...

Daniel L. Pearlman, MBA bob wolf partners/TPG

Marina Del Rey, California
Advertising, Marketing - Management, mergers/acquisitions/JV, branding, public relations, digital, social, media planning/buying, events/sponsorship, direct response, creative, production, SEO/SEM, outdoor, contracts, conflicts, termination, client/agency relationship, culture-fit, organization alignment, performance audit
Over 35 years of C-level management, marketing, advertising, branding experience One of only a few with C-level experience at world- class ad agencies, clients/marketers & consulting firms Successfully worked, advised and/or developed marcom programs for 100+ clients/brands in 13 different industries Helped pioneer integrated marketing communications (ICM) and cause related/purpose marketing (CRM) Founded/acquired/built and sold eight different companies in 3 different industries Guest lectured at UCLA, USC & Pepperdine; numerous speeches/presentations to executives, & various interviews with broadcast media Various blogs, articles and interviews for industry Associations, local newspapers and for digital distribution FINRA Arbitrator for over 10 years

Larry Chiagouris, PhD

Boca Grande, Florida
Marketing, Advertising - Survey research, Copyright & patent & intellectual Property, Fraud & class action, False & misleading advertising, Social media, Communications confusion and secondary meaning, Media claims, Misappropriation of image, Lanham act, Trademark & trade dress infringement, Trade secrets,
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...

Gregory Kohs Research Biz, LLC

Jensen Beach, Florida
Marketing, Statistics - Market research, Survey research, Consumer survey, Product testing, User research, Qualitative, Quantitative, Population sampling, Web survey, Telephone survey, Focus groups, In-depth interviewing, Social science, Pricing, Survey software, Questionnaire, Polling, Advertising, Offers, Wikipedia
I am a market research practitioner and executive with 32 years of experience in the field. I own and manage the market research consulting firm, Research Biz, LLC. I hold a Master of Arts degree and was ABD toward the Ph.D. from Temple University, with my dissertation focused on how licensed motor designs influence military aircraft production. I also received a Bachelor of Arts degree, magna cum laude, from Emory University. I am an experienced expert witness in civil litigation, including a substantial case centering on a technology patent infringement claim against a Top 5 Internet company. From 2012 to 2019, I was Director for Comcast Business where I headed the market research department, overseeing the design and execution of primary market research projects. I was selected for the role after having worked for five years from 2007 to 2012 with Comcast Xfinity’s product planning and pricing group, managing survey research, focus groups, and the overall budget for that depar...

Thomas J Maronick, DBA, JD Maronick Associates

Baltimore, Maryland
Marketing, Advertising - Survey research, consumer behavior, consumer confusion, deceptive advertising, trademark, trade-dress and genericness, Lanham Act, FTC, class-action litigation.
Federal and State qualified advertising, marketing and survey research expert representing plaintiff and defendant clients in advertising and trademark litigation matters. Designed over 700 surveys related to advertising, trademark trade dress and genericness areas for plaintiff and defendant clients. Former Director of Impact Evaluation in FTC's Bureau of Consumer Protection. Expert in design and implementation of on-line and internet panel surveys. Author of journal articles on "Guidelines for On-Line Surveys in Litigation," "Comparison of Mall and On-Line Surveys in Litigation."

Brian Sowers, MBA Applied Marketing Science, Inc.

Burlington, Massachusetts
Marketing, Advertising - 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 30 years market research experience. Principal at Applied Marketing Science, Inc., a full-service market research and consulting firm. 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 thousands of market research surveys across a broad range of modalities and a broad range of populations. Mr. Sowers hosts an annual CLE accredited webinar on survey evidence in Intellectual Property and serves as an editor for The Trademark Reporter. His expert services include survey design, implementation and analysis, expert report preparation, critique of opposing expert reports, expert testimony, guidance on the deposition and trial questioning of opposing expert witnesses.

Patricia Yanes Applied Marketing Science, Inc.

Burlington, Massachusetts
Marketing, Advertising - Conjoint Analysis, Class Action, Class Action Lawsuits, Class Action Damage Models, Class Action Litigation, Class Certification, Economic Damages, Market Research, Marketing, Survey Design, Survey Research, Damage Calculations, Damages
Patricia Yanes serves as an expert witness for civil litigation, with a specialty in on conjoint analysis and discrete-choice methodologies for class actions. She has led domestic and international market research engagements for over a decade as a Principal at Applied Marketing Science, Inc. (AMS). Her litigation research experience includes supporting affiliated academic experts in the design and execution of high-stakes consumer litigation, and in preparing rebuttals. She has managed projects with testifying experts on cases related to deceptive advertising, class actions, patent infringement and more. Patty is a master of conjoint analysis, maximum-difference scaling (MaxDiff), total unduplicated reach and frequency (TURF), and choice-modeling techniques. Patty is a member of the American Association for Public Opinion Research (AAPOR), the Institute for Operations Research and Management Science (INFORMS), the Insights Association (IA), and Women in Research (WIRe). She has gu...

Rhonda Harper, MBA Harper Litigation Consulting and Research

Dallas, Texas
Marketing, Advertising - Trademark Survey, Advertising Survey, Consumer Survey (Lanham Act - Likelihood of Confusion, Secondary Meaning, Genericness, Fame, Dilution, Advertising), Class Action, Intellectual Property, Consumer Behavior, Licensing, Deceptive Trade Practices, Fraudulent Business Practices, Rebuttal
RETAINED BY 200+ LAW FIRMS. COURT PROVEN. Ms. Harper has over 30 years’ experience and is one of the few experts who is court qualified across many matters. As a former chief marketing officer for Fortune 500 companies, general manager for a leading global communications agency, serial entrepreneur, and an adjunct marketing professor, she has been engaged by hundreds of law firms in cases regarding intellectual property infringement, misleading advertising, licensing, breach of contract and performance, unfair competition, trade practices, consumer privacy, and standard practices. She has also been a designated expert in more than ten class action lawsuits. As a leading survey expert, Ms. Harper has conducted or rebutted more than 200 Lanham Act trademark, trade dress, and advertising surveys. Since 2005, Ms. Harper has testified more than 100 times in virtually every Federal Circuit Court, along with State Courts, USPTO, TTAB, and in arbitrations through both AAA and JAMS. 2023 C...

Michael Keyes Dorsey & Whitney

Seattle, Washington
Marketing, Advertising - Consumer Surveys, Lanham Act, Likelihood of Confusion, Dilution, Trade Dress Infringement, Intellectual Property, Trademarks, Genericness, False Advertising, False Labeling, Consumer Class Actions, TTAB, NAD
Michael Keyes is a partner at Dorsey & Whitney, an international law firm. He brings a unique value proposition to the table as a consumer survey expert. He has been litigating and trying trademark cases for nearly 25 years. In this capacity he has represented some of the biggest and most well-known brands in the world including TikTok,, Meta, Kraft Foods, Abercrombie & Fitch, the North Face, Footlocker, and Sazerac. In addition to his distinguished career as a trademark and advertising trial lawyer, Mike has vast expertise as a consumer survey researcher. He has an advanced degree in survey research and data analysis. He publishes, writes, and lectures on the topic of consumer survey evidence for national legal organizations including the American Bar Association, the American Intellectual Property Law Association, and the Practicing Law Institute. He has also provided trainings and briefings related to consumer survey research to the American Association for ...
You can also find Advertising Expert Witnesses in:
Florida, Texas, Washington, California, Maryland, and Massachusetts