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James J. Calder

New York Office

James J. Calder devotes his practice to antitrust and competition law. He is co-head of the firm’s Antitrust and Competition practice.

James’ antitrust practice includes litigation, counseling and responding to government antitrust investigations. He handles matters involving price fixing, market allocation, group boycotts and other horizontal restraints; monopolization, intellectual property licensing and other intellectual property issues; industry-wide standard setting efforts; vertical restraints; distribution issues; and Robinson-Patman Act problems.

He represents parties to US and cross-border mergers and acquisitions. His M&A work includes substantive antitrust merger analysis, Hart-Scott-Rodino and foreign merger clearance compliance, defending merger investigations and negotiating resolutions in contested merger situations. He also provides antitrust representation in the structuring and operation of domestic and international joint ventures and other collaborative efforts among competitors.

James handles matters for clients in more than 40 industries, including apparel, athletic equipment, aviation, beer, builders hardware, chemicals, computer chip production, computer hardware and software, computer video games, consumer electronics, electrical carbon products, fertilizer additives, fine art dealing, freight forwarding, health care, industrial laundry and linen supply, medical devices, military electronics, milk, motion pictures, music publishing, pharmaceuticals, radio, recorded music, reinsurance, securities trading, soft drinks, textile machinery and television.

In addition to traditional antitrust matters, James advises on deceptive practices, misleading advertising, consumer protection and competitive tort issues. 

Shown below is a selection of James’s engagements.


Super Lawyers, 2007–2017
International Law Office Client Choice Award, 2012–2013
Winter 2011
Author, New Justice Department Attack on Most Favored Nations Clauses, The Price Point
Fall 2010
Author, A New Attack on Resale Price Maintenance? New York's Use of General Business Law 369-a, The Price Point
January 1, 2008
Recent Antitrust Developments in the Law of Joint Ventures, The Antitrust Review of the Americas
October 2006
Co-author, United States Aviation Overview, Getting the Deal Through
Author | Corporate & Financial Weekly Digest
James J. Calder


  • JD, University of Virginia School of Law
  • BA, University of Virginia

Bar Admissions

  • New York

Court Admissions

  • US Supreme Court
  • US District Court, Eastern District of New York
  • US Court of Appeals, Second Circuit
  • US Court of Appeals, Third Circuit
  • US District Court, Southern District of New York


Super Lawyers
International Law Office Client Choice Award
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  • Association of the Bar of the City of New York
  • American Bar Association, Antitrust Section, Section Task Force on Technology and Financial Resources, and Advisory Board of the Section's Pricing Conduct Committee
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