Gregory S. Tamkin is a partner in Dorsey's trial group, the head of the Denver office and the head of the Trial departments in Denver and Montana. His practice focuses on complex commercial litigation with an emphasis on intellectual property litigation, including through bringing and defending enforcement proceedings.

Mr. Tamkin also has experience in trying and resolving partnership disputes, real estate cases, construction arbitrations, general commercial contract disputes, class actions, securities cases, international arbitrations, product liability matters and trade secret misappropriation matters.