WilmerHale (Brussels) WilmerHale (Washington)

Thomas Mueller

WilmerHale (Brussels), WilmerHale (Washington)
Lawyer (Partner)

Thomas Mueller is co-chair of WilmerHale’s Antitrust and Competition Practice Group. He joined the firm in 1992. Mr. Mueller’s antitrust practice focuses on global cartel enforcement matters, as well as merger and other investigations with transatlantic implications. Having practiced both in Brussels and Washington, Mr. Mueller has insight into antitrust issues on both sides of the Atlantic and has helped steer clients through the difficulties and opportunities created by the closer cooperation between the US and EU authorities. Chambers describes him as "a figure of great stature within criminal and cartel investigation circles" and "a creative strategist, which makes him a perfect choice for this often complicated and rapidly moving area."


Auteurs associés

WilmerHale (Washington)
WilmerHale (Brussels)
WilmerHale (Washington)
WilmerHale (Brussels)
WilmerHale (Washington)


2707 Bulletin

Frédéric Louis, John Ratliff, Thomas Mueller The European Commission publishes a legislative proposal enabling cartel defendants to enter into settlement discussions with the Commission in exchange for earlier certainty about the level of fines


The Commission has published a legislative proposal to allow it to deal more rapidly with cartel cases. The proposal would enable cartel defendants to enter into settlement discussions with the Commission in exchange for earlier certainty about the level of fines and a yet unspecified (...)

Douglas Melamed, James W. Lowe, Thomas Mueller, William Kolasky The US Court of Appeals for the Second District invalidates two cards companies rules that prohibit member banks (Visa USA / MasterCard / American Express / Discover)


Background On September 17, 2003, the Second Circuit issued an important decision in U.S. v. Visa U.S.A., Inc., 2003 WL 22138519 (2d Cir. Sept. 17, 2003). The court affirmed a district court ruling invalidating Visa and Mastercard rules that prohibit member banks from issuing American (...)

Douglas Melamed, James W. Lowe, Leon Greenfield, Thomas Mueller A US Court of Appeals rules that marginal cost rather than average variable cost ("AVC") may be an appropriate cost measure in predatory pricing cases (AMR)


The Decision in AMR Between 1995 and 1997, several low cost carriers entered certain airline routes between Dallas/Fort Worth Airport and other cities that American Airlines serves and undercut American’s fares. American responded to the new competition by lowering prices and increasing (...)

Ali Stoeppelwerth, Douglas Melamed, James W. Lowe, Leon Greenfield, Robert B. Bell, Thomas Mueller, Veronica Kayne The US DOJ demands conduct remedies in the form of establishing firewalls and publishing non-discriminatory criteria before clearing the vertical merger between a satellite producer and a payload supplier (Northrop Grumman / TRW)


On December 11, 2002, the Department of Justice (DOJ) filed a proposed consent decree, permitting Northrop Grumman to proceed with its $7.8 billion acquisition of TRW. Northrop Grumman/TRW shows that the DOJ and the Department of Defense (DOD), which plays a leading role in reviewing (...)

Ali Stoeppelwerth, Douglas Melamed, Leon Greenfield, Thomas Mueller The US DOJ fines two US software companies for improperly coordinating their actions before the closing of the merger in violation of the HSR Act and Section 1 of the Sherman Act (CA / Platinum)


The Department of Justice has just brought a case that should cause merging parties to take even greater precautions to ensure they do not improperly coordinate before closing. The DoJ complaint alleges violations both of the Hart-Scott-Rodino Antitrust Improvements Act of 1976 (HSR Act) and of (...)

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