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John Mattox

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Schoonover Moriarty LLC
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John’s practice encompasses many aspects of federal government contract law. He advises clients on bid protest issues and represents them in protest litigation at the agency level and at the Government Accountability Office and U.S. Court of Federal Claims. He also represents clients in filing requests for equitable adjustments and claims and in appeals before the Board of Civilian Board of Contract Appeals and the Armed Services Board of Contract Appeals. Well-versed in SBA’s federal contracting programs, John also helps clients navigate SBA’s regulations relating to size and affiliation, assists clients seeking to qualify as 8(a) firms, SDVOSBs, WOSBs, or HUBZone, prosecutes and defends size and status protests, and represents clients in size and status appeals before the U.S. Small Business Administration’s Office of Hearings and Appeals.   


Before joining Schoonover & Moriarty, John practiced at a boutique federal government contracts firm and practiced commercial litigation at a large national law firm.


John's greatest joy in life is his family. He and his wife have three children. They enjoy traveling and exploring together and are active members of their church congregation.



J.D., The University of Texas School of Law, with honors

B.S., Brigham Young University, magna cum laude




  • Counting Employees for HUBZone Purposes: The Clear Line of Fracture Standards, 55:1 The Procurement Lawyer, American Bar Association, Winter 2020.

  • GAO’s Bid Protest Process: A Non-Jargon Primer, Contract Management Magazine, February 2019.

  • Current contributor to GovConBrief, a blog addressing a range of federal government contracting issues.

  • Former contributor at SmallGovCon, a blog geared at federal government contractors.



  • Construction Wage Rate Requirements (Davis-Bacon Act) Society of American Military Engineers, September 2022

  • Legal Updates, ICBS Show, August 2022

  • Understanding SBA’s Size and Affiliation Rules, NE PTAC, September 2021

  • Understanding the Domestic Preference Statutes: The Buy American and Trader Agreements Act, GOVOLOGY Webinar, July 2021

  • A Primer on Service Contract Labor Standards—McNamara-O’Hara Service Contract Act, GOVOLOGY Webinar, May 2021

  • Past Performance: Leveraging Success to Win Awards, Iowa PTAC, April 2021

  • Understanding SBA’s Size and Affiliation Rules, APTAC Fall 2020 Conference, November 2020.

  • Mentor-Protégé Program and Joint Ventures, 5th Annual Meet the Buyers Conference, September 2020.

  • Understanding and Obtaining HUBZone Certification, GOVOLOGY Webinar, August 2020.

  • Buy American Act and Trade Agreements Act, GOVOLOGY Webinar, March 2020.

  • Understanding and Obtaining HUBZone Certification, GOVOLOGY Webinar, July 2019.

  • Mentor-Protégé Agreements and Joint Ventures: A Primer, 14th Annual Veterans Business Conference, Ft. Bliss, TX, November 2019.

  • Small Business Size and Affiliation Issues: Understanding How SBA Determines Whether Your Business is Small, 14th Annual Veterans Business Conference, Ft. Bliss, TX, November 2019.

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