Antitrust & Competition


Compass Lexecon provides unparalleled support to clients facing complex antitrust and competition issues. We bring together a global team of expert economists whose collective knowledge and experience ensure we deliver clear, powerful, and persuasive analysis that judges, juries, and regulators around the world can rely on.

What sets us apart is our ability to tailor solutions to meet our clients’ unique needs in each case. Drawing on experience from significant antitrust cases in more than 100 countries and most industries, we develop innovative strategies to help navigate the complexities of antitrust law and provide practical insights to inform better decisions.

Our advice is grounded in robust, cutting-edge analysis of the facts and factors that apply in any particular case. Our cross-border team of economists, econometricians, and financial accountants works cohesively as a trusted partner to support clients throughout their most challenging antitrust and competition matters, including:.

  • All aspects of the mergers and acquisitions assessment process – our broad experience advising buyers, sellers, third parties, and antitrust regulators makes us a global leader in analyzing the competitive effects of a potential or realized transaction;
  • Assessing allegations of anticompetitive conduct – Compass Lexecon’s economists advise both defendants and plaintiffs on case strategy, preparing expert reports and economic submissions to authorities, assessing exposure, and calculating damages.
  • Quantifying damages in litigation – our economic experts frequently testify on behalf of both claimants and defendants in damages cases before a wide range of courts, government and regulatory agencies, as well as arbitrators, in the US, UK, and other jurisdictions.
  • Regulatory inquiries – We provide expert economic analysis and strategic guidance to clients facing regulatory inquiries, assisting them in navigating complex investigations and ensuring compliance with antitrust laws and regulations.
  • Assessment of State Aid and Foreign Subsidies – Our team offers specialized expertise in evaluating State Aid and Foreign Subsidies, providing comprehensive analysis and advice to clients on potential implications and strategies for compliance.


A new version of Compass Lexecon is available.