David M. Nadler



Dave Nadler focuses his practice on bid protests; government audits and investigations; the False Claims Act; contract claims, terminations and disputes; government cost, accounting, and pricing issues; suspension and debarment cases; the Foreign Corrupt Practices Act; and government compliance matters, including mandatory disclosure issues.

Dave is consistently rated by Chambers USA as one of the leading government contracts attorneys in the country. According to Chambers, “clients appreciate that he is ‘extremely responsive, very knowledgeable and provides common-sense advice. He understands how to advise businesses in a way that is practical from both a business and legal perspective.’”

Dave was selected by Law360 as a Government Contracts MVP for 2017, and is also a recipient of the Federal 100 award, which recognizes top executives from the government, academia, and the private sector for their contributions to the government contracts community.

Government Contracts

Dave represents clients in all facets of federal, state, and local government contracting, including contract formation and performance issues; contract claims, terminations, and disputes; the GSA Schedule; and government cost, accounting, and pricing issues, including cost allowability, the Cost Accounting Standards (“CAS”), and the Truth in Negotiations Act (“TINA”).

His practice also focuses on government compliance matters, including mandatory disclosure requirements, improper business practices, and conflicts of interest. Dave frequently represents companies in bid protests before the Government Accountability Office (“GAO”) and the U.S. Court of Federal Claims, and his work in this area has resulted in or protected billions of dollars in contract awards for clients. He also regularly represents companies in contract claims and dispute litigation before the agency boards of contract appeals and the courts.

Government Investigations and the False Claims Act

Dave represents companies in False Claims Act and qui tam enforcement, including internal investigations, DCAA and other agency audits, and government investigations by agency Offices of Inspectors General and the Department of Justice.

He has handled False Claims Act cases for clients in various industries, including defense, aviation, logistics, information technology, and professional services. Dave also represents companies in suspension and debarment cases and anti-corruption matters, including sanctions proceedings before the World Bank and other development banks.

Dave previously was a senior attorney with the Department of the Navy, Naval Sea Systems Command (“NAVSEA”), and a trial attorney with the Navy Litigation Division in Washington, D.C.

News & Views

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  • 2017, Government Contracts MVP, listed by Law360
  • 2015–2017, listed in Legal 500
  • 2014–2017, listed in Washington, D.C. Super Lawyers
  • 2010–2017, Government Contracts Law, listed in Chambers USA
  • Federal 100 Award



  • American Bar Association
  • Court of Federal Claims Bar Association
  • District of Columbia Bar Association
Professional Activities

Dave is a member of the advisory board of The Government Contractor, and serves as a vice chairman of the ABA Procurement Fraud Committee, and the ABA Accounting, Cost and Pricing Committee. He is a member of the Law360 Government Contracts Editorial Advisory Board, and is past president of the Boards of Contract Appeals Bar Association.



  • District of Columbia
  • U.S. District Court - District of Columbia
  • United States Court of Federal Claims
  • Virginia


  • Brooklyn College, BA
  • Temple University Beasley School of Law, JD