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Jeff Chiow, Co-Chair of Greenberg Traurig's Global Government Contracts Practice, advises and represents clients in litigation, investigations, and deals involving public contracts, including bid protests with tens of billions of federal dollars at issue. Leveraging the firm’s global resources, he helps clients with complex matters implicating export controls, foreign ownership control and influence (FOCI), CFIUS review, and various procurement, small business, and other federal regulations.

Jeff has deep experience in space, aerospace, defense, and national security matters. His prior service as a U.S. Marine Corps weapons and sensors officer in the F/A-18D Hornet informs Jeff’s work with cutting-edge technology: aerospace systems, cloud computing, drones, satellites, defense platforms, IT and AI/ML systems, etc. He helps navigate cyber and supply chain requirements, including DoD’s CMMC initiative. He is a founding Co-Chair of the Veterans@GT affinity group.

Jeff has handled grant fraud allegations, DOJ Civil Fraud investigations, and Inspector General and qui tam suits alleging hundreds of millions of dollars in false claims. He conducts sensitive internal compliance investigations and counsels clients about potential civil and criminal liability and related disclosure obligations.


  • Bid protests
  • Space, Aerospace & Defense
  • Investigations/ False Claims Act
  • Cyber and supply chain security
  • Claims and disputes
  • National Security
  • Small business



  • Represented major aerospace & defense contractor in defense of $1.4 Billion radar system contract.
  • Prevailed on several protest matters for DoD/Intelligence Community IT and engineering services contractor.
  • Represented major aerospace & defense contractor in protest of major military vehicle procurement.
  • Represented satellite communications provider in multiple protests involving DISA satellite communications procurements.
  • Represented Lessor in disputes, investigations, and advocacy concerning GSA leases for law enforcement and judicial entities.
  • Represented a major aerospace contractor in a bid protest concerning the award of commercial crew resupply services to the International Space Station.°
  • Represented major cloud service provider in two multibillion-dollar bid protests, one conducted as a classified GAO bid protest.°
  • Represented major aerospace contractor in protest of $1 billion sole-source procurement of fleet of Army training helicopters.°
  • Represented major aerospace contractor in defending award of end-to-end military satellite communications network.°
  • Represented space contractor in protest of sole-source Space Force procurement involving SBIR Phase III procurement and relevant data rights.°
  • Represented defense contractor in challenge to constructive partial termination of requirements contract for depot-level maintenance of the Air Force, Navy, and Reserves fleet of aircraft.°
  • Represented a major aerospace contractor in Congressional and Inspector General investigations of a $1 billion-plus contract.°
  • Represented major aerospace company in bid protest of Space Force procurement of constellation of defense satellites.°
  • Represented contractors in Congressional investigations.°

°The above representations were handled by Mr. Chiow prior to his joining Greenberg Traurig, LLP.

  • Advised U.S. subsidiary in competition issues surrounding award of NASA Space Act agreements.
  • Supported small cutting-edge space and airborne sensor company in contracting, compliance, and competition issues concerning federal development contracts and Other Transaction Agreements (OTA).
  • Provided intellectual property advice and representation to small business and manufacturer of unmanned aircraft systems.
  • Advised small satellite manufacturer on requirements for debris mitigation in their satellite deorbit plan.
  • Represented celebrity in negotiation of astronaut agreement for private space flight.
  • Represented air and space sensor company in its sale to major DoD contractor.
  • Advised commercial maker of maneuverable satellite vehicles on various aspects of commercial and government contracting and intellectual property protection.
  • Provided federal procurement advice to U.S. manufacturer of oxidizing agent for solid propellant rockets, booster motors, and missiles used in space exploration, commercial satellite transportation, and national defense programs.
  • Represented small business engineering services contractor in the award of a systems engineering and technical assistance SETA contract for the Army’s Missile Defense and Space Systems Project Office.°

°The above representations were handled by Mr. Chiow prior to his joining Greenberg Traurig, LLP.

  • Supported government contracts due diligence on dozens of corporate transactions.
    • Represented air and space sensor company in its sale to major DoD contractor.
    • Represented foreign pension fund in proposed acquisition of U.S. government services contractor with security clearance.
    • Advised Israeli company on acquisition of US public sector IT services firm.
  • Represent venture capital and private equity buyers in diligence and post-closing compliance.
  • U.S. Marine Corps, 1997-2006
    • F/A 18D Naval Flight Officer, 1997-2006
      • Served in Iraq and Afghanistan
      • Awarded Air Medal with Combat V
    • Instructor, The Basic School for Marine Officers, 2004-2006
  • Law Clerk, Department of Justice, Criminal Division Fraud Section, 2007
  • Judicial Intern, Hon. Judge Titus, U.S. District Court for the District of Maryland, 2006-2007
  • Legal Intern, National Science Foundation, 2006

Recognition & Leadership

  • Listed, Chambers USA, Government Contracts – USA – Nationwide, 2018-2023
  • Selected, Legal 500, “Next Generation Partner,” 2018
  • Listed, Super Lawyers magazine, Washington, D.C. Super Lawyers, 2020-2022
    • "Rising Stars," 2014-2019
  • Member, Law360 Editorial Advisory Board, Aerospace & Defense, 2023
  • Member, Law360 Editorial Advisory Board, Government Contracts, 2022
  • Member, American Bar Association, 2008-Present
    • Member, Public Contract Law Section, 2008-Present
      • Appointed, Section Council, 2023-2026
      • Co-Chair, Acquisition Reform & Emerging Issues, 2022-2024
        • Vice Chair, 2013-2022
      • Co-Chair, Battlespace & Contingency Procurement Committee, 2016-2018
        • Vice Chair, 2022-2024
      • Vice Chair, Legislative & Regulatory Coordinating Committee, 2022-2023
      • Co-Chair, Cybersecurity, Privacy and Data Security Committee, 2017-2020
    • Board of Governors, Court of Federal Claims, 2015-2017
      • Editor of 5th Edition, Court of Federal Claims Deskbook
      • Award Winner, Randolph W. Thrower, Exceptional Service to the Bar, 2017


  • J.D., The George Washington University Law School
  • B.S., U.S. Naval Academy
  • District of Columbia
  • Virginia
  • U.S. District Court for the District of Columbia
  • U.S. District Court for the Eastern District of Wisconsin
  • U.S. Court of Federal Claims
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Court of Appeals for the Fifth Circuit
  • Supreme Court of the United States