Cartel Investigations: A Blueprint for Defense

Founded in November 2006, The Knowledge Group has established itself as a premier eLearning hub for Continuing Legal Education (CLE), Continuing Professional Education (CPE), and technology-focused webcasts. We equip lawyers, accountants, and industry professionals with expert-driven insights, timely regulatory updates, and practical strategies to help them stay ahead in an ever-evolving landscape.

Kathryn Lloyd, senior associate, acts for a wide range of clients in respect of contentious and transactional matters, including complex multi-jurisdictional merger control matters. Kathryn’s transactional expertise is balanced with in-depth experience of behavioural and advisory matters, including abuse of dominance, vertical agreements and cartel investigations, with a particular focus on the insurance, consumer packaged goods, pharmaceuticals, technology and retail sectors. In addition to her legal qualifications, Kathryn holds a postgraduate degree in economics.

Jindrich Kloub is a partner in the Brussels office of Wilson Sonsini Goodrich & Rosati and a head of its European antitrust team. He focuses on complex antitrust investigations, cartel defense, digital markets regulations, and general antitrust counseling and compliance. Jindrich is a member of the firm’s ESG cross-practice initiative, and his practice also covers counseling on sustainability collaborations and compliance with the EU’s sustainability regulations. Prior to joining the firm, Jindrich was executive director of operations at the Hong Kong Competition Commission (HKCC), where he was responsible for overseeing the HKCC’s antitrust enforcement between 2017-2022. Before joining the HKCC, Jindrich worked as a lead case handler at the European Commission’s Directorate-General for Competition (DG COMP) for more than a decade. During that time, he conducted numerous major international cartel investigations, including precedent-setting cases in the financial services sector involving LIBOR and Forex benchmark rates. Jindrich is a frequent speaker and author on competition law and maintains deep connections within the international enforcement community. He has been a visiting professor of competition law at Université Catholique de Lille since 2010.

James (“Jimmy”) Attridge is an antitrust partner trusted to guide clients through cartel investigations, antitrust litigation, and complex merger reviews. With deep government experience across the Trump and Biden administrations – including as chief of staff for the U.S. Department of Justice (DOJ) Antitrust Division and a federal prosecutor – Jimmy has helped clients successfully navigate some of the most challenging government investigations and litigation. Clients trust Jimmy’s guidance in cartel defense, consistently ranking him among the top nationwide lawyers in Chambers USA and The Legal 500 United States. Praised for his “excellent” work and “extraordinary client service,” Jimmy represents both companies and individuals facing cartel matters. In 2024, Jimmy was honored in Global Competition Review’s prestigious “40 Under 40” list, highlighting his influence and achievements in the field.