Mary T. Coleman

Dr. Mary Coleman is an Executive Vice President and Head of the US Antitrust Practice at Compass Lexecon and is based in Boston. Dr. Coleman’s consulting practice specializes in the competitive analysis of mergers and acquisitions and joint ventures, and antitrust litigation, including liability and class action certification issues.

Dr. Coleman has made presentations before US and foreign antitrust authorities, submitted expert testimony in federal court, and testified in state court. She has experience with a wide range of industries, including consumer products, retailing, distribution, food packaging, petroleum and natural gas, chemicals, coatings, industrial gases, concrete and cement, defense industries, telecommunication, publishing, newspapers, agricultural products, paper products, payment systems, pharmaceuticals, hospitals, physicians, medical devices, health care, online platforms, computer hardware and software.

She has been recognized as a Thought Leader in competition by Lexology Index (formerly Who’s Who Legal) since 2016. She has published numerous articles on topics such as antitrust analysis in high technology industries, the use of Merger Guidelines in various international jurisdictions, natural experiments, and the use of econometrics and other empirical methods in antitrust analysis. Dr. Coleman is part of the ABA Antitrust section leadership, currently as Vice-Chair of the Finance Committee and previously as Chair of the Women.Connected and Economics Committees.

From November 2001 until March 2004, Dr. Coleman was the Deputy Director for Antitrust in the Bureau of Economics of the Federal Trade Commission. In this role, she was involved in all antitrust investigations at the FTC and in several non-enforcement projects. Dr. Coleman also managed the economic input into all antitrust cases and advised the Bureau of Competition staff lawyers and management, as well as the Commission. While at the FTC, Dr. Coleman supervised cases that involved a broad spectrum of industries and antitrust issues, including mergers, horizontal restraints, monopolization, and vertical issues. Dr. Coleman was instrumental in the efforts of the Bureau of Economics to increase the empirical content of antitrust investigations at the FTC and the cooperation between economic and legal staffs. She also worked extensively in the cooperative efforts between the FTC, the EU, and other foreign jurisdictions.

From May 2004 to August 2009, Dr. Coleman was a Managing Director at LECG, LLC. Dr. Coleman also worked at LECG from 1993 to 2001 and was a Principal from 1999 to 2001. From 1990 to 1993, Dr. Coleman served as a staff economist at the Federal Trade Commission, including as lead economist on the Commission’s investigation of Microsoft. Dr. Coleman received her Ph.D. in Economics from Stanford University.