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Jeff Jaeckel

Vice Chair | Washington, D.C.

Jeff Jaeckel is an experienced antitrust litigator and counselor. He advises foreign and domestic corporations in connection with all manner of antitrust and competition law matters, and helps clients achieve success in all of their antitrust engagements, from M&A strategy and investigations to cartel investigations to civil litigation.


Represented SoftBank in connection with the acquisition by Sprint Nextel of the approximately 50% of the equity of Clearwire Corporation that Sprint does not already own for a purchase price of approximately $4 billion, resulting in a total Clearwire enterprise value of approximately $14 billion.

Represented Fujisawa Pharmaceutical Co. and Yamanouchi Pharmaceutical Co. before the Federal Trade Commission in connection with their $7 billion merger to form Astellas Pharma Inc., Japan’s second largest pharmaceutical company.

Represented SoftBank in its $21.6 billion acquisition of a 78% interest in U.S. wireless operator Sprint Nextel. The transaction was the largest announced U.S. M&A transaction of 2012, the largest outbound investment ever from Asia, and the largest U.S. M&A transaction in Japan’s history.

Represented Elpida Memory, a Tokyo-based DRAM manufacturer, in its $2.5 billion sale to Micron Technologies, making Micron the world’s second-largest DRAM manufacturer.

Represented major international transportation company in connection with an investigation in the U.S., Japan, and South Korea related to alleged price-fixing in the air cargo industry.

Represents major international transportation company in the U.S., EU, Brazil, and Asia in connection with an investigation of alleged price-fixing in the freight forwarding industry and related class action civil litigation.

Represents AirTran Airways in a Department of Justice investigation into allegations that our client conspired with Delta Air Lines to set airline baggage fees, and in parallel class action civil litigation.

Secured summary judgment on behalf of international transportation company in antitrust litigation alleging that our client conspired with FedEx to boycott certain consultants in the shipping industry .

Represents Asian semiconductor manufacturer in connection with an investigation in the U.S., EU, and Canada related to allegations of price-fixing.

Represented Astellas Pharma Inc. before the Federal Trade Commission in its $4 billion tender offer for OSI Pharmaceuticals Inc., the second largest U.S. acquisition by a Japanese pharmaceutical firm.

Ranked in Antitrust: Merger Control

Legal 500 US 2017-2022