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Nathaniel Greeson helps clients solve government contracts challenges. Nathaniel represents clients in a range of government procurement issues, including bid protests, claims, disputes, audits and investigations. He has extensive experience with GAO bid protests, agency-level protests, Court of Federal Claims (COFC) bid protests, and SBA OHA size and NAICS appeals, as well as experience with agency-level requests for equitable adjustments (REA) and claims, and Boards of Contract Appeals claims. View articles by Nathaniel.

For a disappointed offeror, the first several days after receiving an award notice can be critical. Protest deadlines can be short, a debriefing can provide important information about the agency’s evaluation, and decisions made — or not made — during this period can affect the company’s ability to challenge the award.

The precise deadlines and…

If an agency used AI to evaluate your proposal, can you see that report? A recent Court of Federal Claims decision says yes, even if the agency claims it didn’t rely on it.

During an evaluation, the government used an AI platform to review offerors’ proposals and then argued that those AI findings did not…

Employee departures are a routine part of doing business. For government contractors, however, the departure of a key employee can raise issues that go well beyond ordinary employment law concerns.

A departing employee may possess proprietary technical information, pricing data, proposal materials, customer information, source code, business strategies, or information concerning a government program. If…

On September 18, 2026, the U.S. Department of Justice (DOJ) announced revisions to its Justice Manual that could have important implications for government contractors facing False Claims Act (FCA) investigations and litigation. The revisions address two issues of particular significance to contractors: the role of agency guidance in FCA enforcement and DOJ’s use of its…

On September 14, 2026, the Deputy Secretary of War issued a memorandum, “Fostering One Strong Industrial Base,” directing a sweeping overhaul of how the Department of War (DoW) handles contractor cost and pricing. For contractors long burdened by Cost Accounting Standards (CAS) compliance, this is worth reading closely.

CAS Is on Its Way

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Two years ago, we walked through the basics of Public Assistance (PA) arbitration before the Civilian Board of Contract Appeals (CBCA) in FEMA Public Assistance Arbitrations at the CBCA. Since then, FEMA has been operating under real strain: a large backlog of pending disaster declarations, an Office of the Secretary of Homeland Security review…

A federal judge in Massachusetts recently ordered the Department of Defense (DoD) to pay $450,447 in attorneys’ fees to the Association of American Universities (AAU), after finding that DoD’s now-defunct “Rate Cap Policy” was not just unlawful, but never substantially justified in the first place. The August 5, 2026, ruling in Association of American Universities…

Section 1806 of the National Defense Authorization Act for Fiscal Year 2026 fundamentally altered the Cost Accounting Standards (CAS) landscape by raising the statutory threshold for mandatory CAS coverage from $2.5 million to $35 million. On September 1, 2026, the Cost Accounting Standards Board published a Final Rule implementing that congressional change and making several…