Mark Elliott is a commercial litigator and chairman of the firm’s Litigation Department. His practice focuses on creditors’ rights, director and officer liability, antitrust, bankruptcy, trade secrets and complex contractual disputes.

Mark P. Ressler's practice focuses on complex commercial litigation and white collar criminal defense.

Mark W. Bayer serves as Managing Partner of the Dallas office of Barnes & Thornburg. As a member of the Litigation Department, he concentrates his practice on antitrust, securities, privacy, theft of trade secrets, intellectual property.

Martin Bruehs is a member of Dentons Intellectual Property and Technology practice. He serves as head of the Firms Chemical Patent practice. Martins practice focuses on the preparation and prosecution of US and international patent applications.

Martin I. Kaminsky serves as Greenberg Traurig's General Counsel. Prior to joining the firm, Marty represented a range of clients including public companies, commodity and securities exchanges and professional services firms

Martin Thompson’s practice focuses on the healthcare industry, including multi-hospital systems and other healthcare providers, as well as other businesses.

Mary E. Bartkus served as Executive Director and Senior Counsel, International Litigation for Merck & Co., Inc. She has represented Merck in matters before government agencies, courts and other tribunals throughout the world in product liability.

Mary Ellen Hennessy concentrates her practice on class actions and complex commercial litigation, arbitration and mediation, with extensive experience in litigation involving claims under the securities and antitrust laws.

Maryanne S. Kane is Of Counsel in O’Melveny’s Washington, DC office and a member of the Antitrust and Competition Practice Group. She specializes in consumer protection and competition issues.