Defense, Industrials, and Aerospace Section

Industries and Commodities

The Defense, Industrials, and Aerospace Section (DIA) is responsible for civil antitrust enforcement, competition advocacy, and competition policy in the areas of:

  • Defense
  • Avionics and aeronautics
  • Banking
  • Industrial equipment
  • Road and highway construction
  • Metals and mining
  • Waste industries

Federal and State Contacts

Defense: DIA reviews its defense industry mergers in conjunction with the Department of Defense and with the applicable military branch affected by the proposed transaction or joint venture.

Banking: In its review of banking mergers, DIA works with the Federal Reserve Board, the Federal Deposit Insurance Corporation, and the Office of the Comptroller of the Currency.

Regional economies: In any review of transactions affecting regional economies, DIA works closely with the relevant state attorneys general.

Highway Construction: DIA has implemented a screening system for use by the state departments of transportation in their evaluation of the competitive effect of mergers in the highway construction industry.

Selected Cases and Investigations

U.S. v. United Technologies Corporation and Goodrich Corporation

Justice Department Reaches Agreement with First Niagara Bank N.A. and HSBC Bank USA N.A. on Divestitures

U.S. v. Regal Beloit Corporation, et al.

U.S. v. Bemis Co., et al.

U.S. v. Microsemi Corporation

U.S. and Plaintiff States v. Republic Services, et al.

Related Guidelines and Reports

September 2000

Bank Merger Competitive Review: Introduction and Overview


A Merger Screening System to Monitor Acquisitions Occurring in the Aggregate, Asphalt Concrete, and Concrete Industries


Photo not available.

Katrina Rouse, Chief

Doha Mekki, Assistant Chief
Jay Owen, Assistant Chief

Mailing address:
Suite 8700, Liberty Square Building
450 Fifth Street, NW
Washington, DC 20530

Phone: 202-307-0468
Fax: 202-514-9033

Related pages:

Sections and Offices

Antitrust Division Leadership, Section, and Office Directory: Contains contact information for each section and office.

Division Manual: Chapter 1, Organization and Functions of the Antitrust Division

Updated June 9, 2020

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