Eugene Mar specializes in litigating cases for technology companies, with a primary focus on patent, trade secret, copyright, and licensing disputes.

Eugene prides himself in finding the most efficient path in a case to achieving the business and litigation objectives of his client, and if a case goes to trial, he is a skilled, aggressive, and effective advocate in the courtroom experienced in presenting the best themes and arguments to persuade the court and a jury. He enjoys the complexity of high-tech cases and the opportunities they present to learn about new technologies, products, and services. His clients have included Dell Technologies Inc., Twilio Inc., Visa Inc., Mercari U.S. Inc., and Google LLC.

Eugene also has substantial experience in trademark, CFAA, DMCA, unfair competition, non-solicitations, and non-compete claims, as well as general commercial litigation in federal and state courts and in arbitration. In addition to litigation, Eugene advises technology clients on IP licensing, IP protection, and copyright issues related to AI and language learning models.

He serves as general counsel to Farella and formerly chaired the firm's Intellectual Property Group.