MJ. Moltenbrey

Antitrust consultant (Self-employed)

MJ Moltenbrey was a partner in the Antitrust and Competition practice of Paul Hastings and is based in the firm’s Washington, D.C. office. She represents clients before the Department of Justice and Federal Trade Commission, state attorneys general, and in federal courts on a wide array of issues, including mergers, civil and criminal conduct cases, and administrative proceedings. Ms. Moltenbrey was formerly the director of civil non-merger enforcement in the DOJ’s Antitrust Division. In that position, she was the Antitrust Division’s senior career official responsible for civil conduct investigations and litigation. During her 17 year DOJ career, Ms. Moltenbrey also served as chief of the Civil Task Force and as trial attorney in the Transportation Section. Among the matters that Ms. Moltenbrey was involved in at the DOJ were : United States v. Microsoft (monopolization), United States v. Visa Int’l et al. (anticompetitive agreements in joint venture) and United States v. Airline Tariff Publishing Co., et al. (price coordination). She is now working as an independent Antitrust Attorney in Washington DC.


Auteurs associés

Paul Hastings (Brussels)
Paris School of Economics
French State Council (Paris)
Maersk (Copenhagen)
United Kingdom’s Competition Authority - CMA (London)
Jones Day (Brussels)
Sheppard Mullin (San Francisco)
DG COMP (Brussels)


MJ Moltenbrey - Merger Control Regimes Worldwide 2014
MJ. Moltenbrey 19 décembre 2014 Paris


145 Bulletin

Emily Dodds Powell, Hart Holden, James F. Owens, MJ. Moltenbrey, Thomas P. Brown The US District Court for the District of Idaho orders to unwind a hospital group merger (St. Luke’s Health System / Saltzer Medical)


This article has been nominated for the 2015 Antitrust Writing Awards. Click here to learn more about the Antitrust Writing Awards. On January 24, 2014, the United States District Court for the District of Idaho ordered St. Luke’s Health System to unwind a merger with the Saltzer Medical (...)

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