Dillingham Construction International, Inc.
We are an international construction company
focused on the most technical construction challenges.

Dillingham Construction International Inc. (DCII), is one of the preeminent construction and engineering firms in the world, with an unparalleled commitment to technical excellence. Based in Ponca City, Oklahoma USA, we specialize in building complex structures and installing sophisticated computerized systems. Our companies provide general construction, design/build, construction management, maintenance, emergency response services, and Build-Operate-Transfer financing for commercial, industrial, heavy civil and marine clients throughout the world.

Recent
Projects
  • Los Angeles Metro RedlineLos Angeles Metro Redline, Los Angeles, California

    Los Angeles County Metropolitan Transportation Authority (MTA) selected Dillingham Construction International Incorporated and its Joint Venture partners to construct major portions and manage the construction of the entire Los Angeles Metro Red Line.

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  • Masirah Island AirbaseMasirah Island Airbase, Oman

    Permanent military airbase on Oman’s Masirah Island, 15 miles from Oman’s eastern coast in the Arabian Sea. This military airbase resulted in Oman having a well-established military facility in the Arabian Sea and the United States and NATO having a far-reaching military facility available for use during emergencies.

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The Second Manapouri Tailrace Tunnel

Learn more about the construction of this engineering marvel.

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