OUR TEAM
At Keegan & Donato Consulting, experience is on our side.
YEARS OF COMBINED EXPERIENCE
CONDUCTING AND CRITIQUING CONSUMER SURVEY RESEARCH
Principals Mark Keegan and Tony Donato have 40 years of combined experience conducting consumer research studies in the context of litigation.
Together they have designed, executed, and critiqued hundreds of consumer surveys, and have also collaborated extensively on cases involving marketing, economics, business, and financial issues. Mr. Keegan is the primary testifying expert and been accepted as a consumer survey expert in dozens of cases and trials.

Mark Keegan
Mark Keegan brings a wide breadth of experience to Keegan & Donato Consulting, having spent nearly 25 years formulating case strategies in complex litigation.

As a founding partner of both Keegan & Donato Consulting and its predecessor organization, Keegan & Company, Mr. Keegan has actively consulted on a variety of litigation issues ranging from Lanham Act claims to marketing and international business.
Prior to his work with Keegan & Donato Consulting, Mr. Keegan assisted a diverse range of companies as a marketing strategist and operations manager. From working with top brands to create innovative online advertising solutions to positioning and communicating a company’s competitive advantage, Mr. Keegan’s practical execution of successful marketing strategies has benefited numerous organizations.
Mr. Keegan is also a Professional Certified Marketer (PCM), an American Marketing Association certification conferred upon individuals who have demonstrated a mastery of comprehensive and core marketing knowledge and principles.

Mr. Keegan received his law degree from Brooklyn Law School (1995) and is licensed to practice in New York and Connecticut. His undergraduate work was completed at Pace University where he received a Bachelor of Arts in history.
Mr. Keegan is also a graduate of the University of Georgia’s Principles of Market Research Program, a professional certification program for marketing industry professionals covering all aspects of the survey research process.
- Received his law degree from Brooklyn Law School (1995)
- Licensed to practice in New York and Connecticut
- Received a Bachelor of Arts in history at Pace University
Tony Donato
Tony Donato has served as a consultant in complex litigation matters since 2004. He has a broad range of experience in research, strategy, survey design & execution, data analysis and case management.
Mr. Donato has consulted on a wide variety of marketing, intellectual property, and consumer behavior cases covering a diverse range of trademark issues.
Mr. Donato has a strong analytical background which he developed in his prior employment as a member of the research team at Harvard Medical School’s Division on Addictions. He is the co-author of several peer-reviewed journal articles.
Mr. Keegan is also a Professional Certified Marketer (PCM), an American Marketing Association certification conferred upon individuals who have demonstrated a mastery of comprehensive and core marketing knowledge and principles.
- Received a Master of Public Policy from Georgetown University (2002)
- Co-author of several peer-reviewed journal articles
- Received a Bachelor of Arts in politics from Ursinus College (2000)

Mr. Donato received a Master of Public Policy from Georgetown University (2002) and a Bachelor of Arts in politics from Ursinus College (2000).
Our Services
Litigation Surveys & Survey Rebuttals to Help Drive Your Case Strategy Forward
Areas of Expertise

Likelihood of confusion
We use an experimental design (test vs. control) approach to deliver robust, statistically reliable evidence regarding likelihood of confusion.

Strength of Mark
Survey evidence is a useful tool in proving (or disproving) the strength of a contested mark. Our tailored approach ensures that the most appropriate method is selected for your case.

Secondary Meaning
Has your client’s mark acquired secondary meaning among consumers? Our survey evidence will provide the answer.

Acquired distinctiveness
From product design to color, our survey evidence will help you determine how trade dress impacts consumers and your case.

Lanham Act claims
We have extensive experience conducting surveys to test a wide variety of Lanham Act claims, including likelihood of confusion, secondary meaning, trade dress, and others.

Consumer perception
Survey evidence can provide crucial information regarding how consumers perceive marks, product designs, colors, websites, and other stimuli.

Consumer understanding
Our surveys provide thorough insights into how consumers process and understand marketing messages, labeling claims, disclaimers, and other communications.

Rebuttal work
We have extensive experience rebutting surveys submitted by opposing experts covering a wide range of issues.
