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ach Prince’s practice encompasses all areas of government contract law. Zach counsels domestic and international clients on a wide range of issues, including compliance with federal and state regulations and statutes, bid protests, contract and subcontract drafting and negotiations, contract changes, claim preparation and disputes, cost allowability and cost accounting standards, price and cost reasonableness, export controls and national security issues, government audits, subcontractor management and disputes, due diligence for mergers and acquisitions, cybersecurity, grants and cooperative agreements, and protecting intellectual property rights when contracting with the government. His clients range from the largest traditional defense contractors, to small businesses, to non-traditional government contractors including commercial technology companies.

Zach is regularly engaged to support acquisitions. He has conducted diligence relating to Federal, state, and international government contracts, export controls, and national security risks in support of a variety of transactions. Such acquisitions include technology companies, service-providers, electronics manufacturers, and aerospace companies. The size of these deals has ranged from tens to hundreds of millions of dollars and include public companies.

Zach has experience litigating contract disputes in federal and state courts, before administrative bodies, and in national and international arbitral for a, including before the Armed Services Board of Contract Appeals, the Civilian Board of Contract Appeals, the United States Government Accountability Office, the United States Court of Federal Claims, the United States Court of Appeals for the Federal Circuit, the United States Court of Appeals for the Fourth Circuit, Virginia state courts, the United States Court of Appeals for the District of Columbia, and D.C. Superior Court.

Zach served as a law clerk for the Honorable Mary Ellen Coster Williams of the United States Court of Federal Claims. He is a Professorial Lecturer in Law at the George Washington University Law School and regularly lectures and writes on matters relating to government contracts. He is a member of the American Bar Association Section of Public Contracts Law, and currently serves as a Co-Chair on the Battlespace and Contingency Contracting Committee, and as a Vice-Chair on the Commercial Products and Services Committee and Intellectual Property Committee.