Global Antitrust Update | Fall 2026

Leads the defense of M&A and joint ventures before the DOJ, FTC, and international competition authorities

Counsels customers, suppliers, and competitors adversely affected by proposed transactions

Advises on antitrust litigation, including Sherman Act and Clayton Act Section 7 matters

Counsels clients on distribution issues, contracting arrangements, and other competition-related matters

Noah Feldman Greene focuses his practice on antitrust matters. He assists clients on mergers and acquisitions, including defending transactions before the Federal Trade Commission, Department of Justice, state antitrust authorities and foreign competition authorities. He also assists clients with premerger analysis and notifications under the Hart-Scott-Rodino Act. Additionally, Noah advises on antitrust compliance matters, antitrust litigation and government investigations.

Noah counsels clients across a variety of industries, with particularly strong experience in healthcare, aerospace and defense, consumer products and construction materials. In addition to his antitrust work, he maintains an active pro bono practice.

During law school, Noah served as a judicial intern for the Hon. Beverly Reid O’Connell of the US District Court for the Central District of California. He was senior editor of the Virginia Journal of International Law and participated in the William Minor Lile Moot Court.

Christian Krohs is the European head of McDermott’s Antitrust Group and advises clients on all aspects of antitrust and competition law for more than 20 years. His practice includes representing clients in proceedings and litigation before German and EU antitrust authorities and courts, coordinating complex antitrust and merger projects before authorities worldwide, and handling compliance programs and investigations.

He has extensive experience, in particular, in relation to cartel investigations, cartel damages claims, as well as national, EU and international merger control projects. He has also advised numerous clients regarding questions of market dominance and its abuse as well as antitrust and anticorruption compliance.

Christian is an experienced lawyer who has spent many years in the antitrust and competition law departments of leaders international law firms in Germany, Brussels and London. He is a well-respected author of several publications and continues to comment on relevant topics of antitrust and competition law.

Michelle Lowery is the go-to litigator for West Coast state and federal antitrust and unfair competition matters and for California Attorney General antitrust and general litigation matters. She has nearly two decades of experience achieving exceptional results for clients in antitrust and unfair competition litigation and investigations, including class actions. Michelle routinely achieves victories for her clients in high-stakes cases on the papers and in the courtroom.

Michelle has specific experience handling cases involving federal and state antitrust and unfair competition law matters, as well as a range of general complex litigation and investigation matters in the health, high-tech and manufacturing sectors. She has served as both plaintiff and defense counsel, with a focus on litigation between competitors and along the supply chain. Michelle regularly defends clients against civil investigations by the US Department of Justice (DOJ), the Federal Trade Commission (FTC) and the California Attorney General’s Office. She helps her clients compete intensely by guiding and defending competitive strategies through and around litigation and investigations.

Michelle is the West Coast lead for the Firm’s antitrust and unfair competition practice, which is ranked “Global Elite” as one of the top 25 competition practices in the world by Global Competition Review. She has been recognized by Legal 500 US and Benchmark Litigation as excelling in antitrust and unfair competition litigation.

Defending clients faced with cartel proceedings before the German Federal Cartel Office and the European Commission

Merger control proceedings before the German Federal Cartel Office and the European Commission and coordination worldwide

Foreign direct investment (FDI) screening proceedings before the German Federal Ministry for Economic Affairs and coordination worldwide

Antitrust compliance in day-to-day business and M&A transactions