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Greg is the founder and managing director of Countermark Group. He has over twenty years of experience providing forensic, dispute, and valuation consulting services in the United States, the United Kingdom, and Europe. Previously, Greg worked for boutique, regional, and national consulting firms, including Deloitte LLP in London. 


Greg serves as an expert witness in complex commercial litigation in the areas of intellectual property, commercial damages, and valuation. He has evaluated damages and testified in cases claiming patent, trademark, and copyright infringement, the misappropriation of trade secrets, and breach of contract. Greg has significant experience analyzing economic damages and restitution using the lost profits, reasonable royalty, disgorgement, and diminution of value methodologies. He has also testified on the value of intellectual property and businesses in shareholder, acquisition, and bankruptcy disputes. Greg has qualified and testified as an expert witness in federal and state courts in the United States. 

Outside of litigation, Greg values public and privately held businesses and intellectual property in connection with mergers and acquisitions, financial reporting, taxation, and estate planning. He has significant expertise with the valuation of intellectual property, including patents, trademarks, copyrights, trade secrets, brands, license agreements, software, and customer and vendor relationships, among others. Greg has provided valuation services in numerous industries such as life sciences, healthcare, technology, consumer, manufacturing, and financial services.  

His writing has appeared in numerous publications such as the Oxford Journal of Intellectual Property Law and Practice, les Nouvelles, the International Company and Commercial Law Review, the Computer & Internet Lawyer, and Intellectual Property Litigation, among others.


University of London - Birkbeck College, MSc. By Research (Distinction) in International Business

University of London - Birkbeck College, Post Graduate Certificate in Economics

Saint Joseph's University, B.S. in Accounting


Certified Valuation Analyst, National Association of Certified Valuators and Analysts

FINRA Dispute Resolution Arbitrator

Gregory J. Urbanchuk, MSc., CVA

Founder & Managing Director

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