Client Alerts
On September 1, 2026, the United States Court of Appeals for the Eleventh Circuit issued its widely anticipated decision in …
September 3, 2026
September 3, 2026 • 8-minute read
Capabilities
trending now
Endorsed
– Chambers USA Respondent
Ranked
– Chambers USA, 2014 – 2025
ranked
– The Legal 500 US, 2018–2025
Vinson & Elkins’ nationally recognized Government Contracts Practice Group has deep experience and knowledge on how government procurement works in Washington and in state capitals across the country. The firm is consistently ranked by Chambers USA as among “the elite” nationwide in Government Contracts (2014-2025) and is recognized by Legal 500 (2018-2025) as among the nation’s best in Government Contracts.
Vinson & Elkins’ full-service Government Contracts team helps clients ranging from large defense/aerospace companies to early-stage technology companies anticipate and respond to the full scope of regulatory and litigation challenges of doing business with federal and state agencies. According to one Chambers respondent, Vinson & Elkins “has the cross-functional expertise to handle our company’s most complex issues.” Our experience covers the entire range of legal issues related to the procurement process, including bid protest litigation, regulatory compliance including involving the Federal Acquisition Regulation (FAR) and agency FAR supplements, claims preparation and litigation, defense of civil and criminal fraud allegations including False Claims Act/qui tam investigations and litigation, internal and government investigations, voluntary disclosures, contract negotiations, subcontracting issues, terminations, government contracts cybersecurity, and suspension and debarment. Vinson & Elkins also advises clients on the laws and guidance applicable to federal financial assistance (including grants and cooperative agreements), as well as Other Transaction Agreements (OTAs). In addition, we routinely serve as government contracts counsel on M&A transactions, and regularly assist companies with the process of mitigating foreign ownership, control or influence (FOCI) to obtain or maintain a facility security clearance.
Our team represents clients from a wide variety of industries, including defense, aerospace, healthcare, accounting, financial services, information technology, electronics, shipping, energy, automotive, communications, media, environmental, construction, security, and logistics. We have the experience and the bench to advocate on behalf of clients in all relevant fora. Our lawyers regularly handle matters for government contracts clients at the Government Accountability Office (GAO), the Boards of Contract Appeals, the U.S. Court of Federal Claims (CoFC), and the U.S. Court of Appeals for the Federal Circuit, as well as before district courts, state courts, and arbitral tribunals.
Vinson & Elkins Government Contracts lawyers have experience with virtually every federal agency, including the Department of War/Department of Defense (DoD), the General Services Administration (GSA), the National Aeronautics and Space Administration (NASA), the Department of Commerce, the Department of Energy (DOE), the Department of Homeland Security (DHS), the Department of the Treasury, and the Department of Transportation (DOT).
Our team works closely with other groups throughout Vinson & Elkins to address issues arising for government contractors to provide efficient, turn-key representation to our clients. As needed to meet our client’s goals, we leverage Vinson & Elkins’ nationally recognized practices in areas such as white collar/government investigations, antitrust, corporate, technology transactions/intellectual property, appellate, energy, employment, export controls/sanctions, and national security/Committee on Foreign Investment in the United States (CFIUS).
Represented contractor in series of Court of Federal Claims protests against the Department of Education relating to student loan debt collection program, successfully obtaining preliminary injunction prohibiting removal of accounts from client and successfully protesting the Department’s cancellation of a solicitation
Successfully defended against a protest filed at the Government Accountability Office (GAO) challenging the award of a $250 million contract to our client by the Defense Information Systems Agency (DISA), persuading GAO to reject the protester’s cost- and technical-related allegations
Successfully obtained corrective action in a GAO bid protest involving the award of a $100 million+ NASA contract for a DoD weather satellite system
Successfully defended against a protest before the U.S. Court of Federal Claims challenging a contract for body armor awarded by the Department of Homeland Security, Immigration & Customs Enforcement (ICE) involving alleged Organizational Conflicts of Interest (OCI) issues
Prepared and litigated a bid protest at the GAO challenging a U.S. Army contract award for intelligence support services in Afghanistan that was sustained by GAO in a written decision
Successfully defended against a GAO bid protest of a U.S. Army contract for infrared weapon sights and enhanced night vision goggles
Successfully defeated a protest at GAO challenging FEMA’s award of a $300 million indefinite-delivery, indefinite quantity (IDIQ) contract to our client for operations and management services
Successfully defended against a GAO protest of a task order award for cybersecurity services for the U.S. Department of Homeland Security
Defend a defense contractor in a Department of Justice (DOJ) False Claims Act investigation regarding supplies for the Department of Defense
Prepared a mandatory disclosure to the government related to product substitution issues on behalf of a contractor involved in shipbuilding and maintenance
Prepared on behalf of a contractor involved in shipbuilding and maintenance a mandatory disclosure addressing product substitution issues
Advise contractors with respect to FCA-related cybersecurity matters
Successfully obtain dismissal of a FCA lawsuit in the Eastern District of Virginia alleging Buy American Act violations
Represent a healthcare company in a government FCA investigation and qui tam lawsuit related to federal insurance programs
Conduct an internal investigation on behalf of a technology company with respect to whistleblower allegations related to federal contracts
Represent C-Suite executive being investigated by DOJ for alleged FCA violations stemming from small business set aside eligibility related to DoD contracts
Represent a government contractor in an investigation conducted by an agency Office of Inspector General
Successfully represent industry corporation in response to civil subpoena from agency Office of Inspector General, resolving the matter without any fine or penalty
Advise a contractor regarding FCA matters and FAR 52.203-13 Mandatory Disclosure Rule regarding timekeeping issues
Represent multiple executives regarding perceived issues concerning how multiple government contracting opportunities were pursued through teaming arrangements
One of our lawyers first-chaired a five-day trial involving FCA and other fraud-related claims in a case arising out of a contract case concerning an Army Corps of Engineers construction project [prior government experience]
Representing a large corporate entity in connection with Department of Justice FCA investigation
Represented a large IT services and solutions contractor and managed an internal investigation into allegations of retaliation and substantive violations of the FCA by a former employee
Defended multi-billion dollar defense contractor in related Department of Justice criminal and FCA investigations resulting in criminal declination and favorable no-admit, no-deny civil settlement
Represent a military housing contractor in 18 pending breach of contract suits before the U.S. Court of Federal Claims arising out of DoD’s actions to reduce housing allowance stipends for U.S. service members
Successfully pursued breach of contract claims against a U.S. government prime contractor, a provider of integrated logistics, in an AAA-sponsored international arbitration resulting in recovery of $35 million for the client, followed by another $55 million settlement in a subsequent proceeding
Litigated a contract dispute relating to an undefinitized U.S. Air Force letter contract for Programmed Depot Maintenance on a C-130 aircraft at the Court of Federal Claims, and helped negotiate a settlement through mediation
Prepared a contract claim seeking interest under the Prompt Payment Act, and litigated subsequent appeal at the Armed Services Board of Contract Appeals (ASBCA)
Assisted a defense contractor in responding to a significant cyber incident including with respect to reporting obligations to DoD
Counsel government contractors with respect to DoD and civilian agency cybersecurity requirements, including DoD’s Cybersecurity Maturity Model Certification (CMMC) program and Defense FAR Supplement (DFARS) requirements
Performed government contracts due diligence and provided FOCI mitigation advice in connection with acquisition of an external cybersecurity software provider by a private equity firm
Atlas Energy Solutions (NYSE: AESI) in its $220 million acquisition of Moser Energy Systems, a leading provider of distributed power solutions
Counsel targets and acquiring companies with respect to representations and warranties in transaction documents, novation and change of name issues, small business status issues, FOCI mitigation and facility security clearance issues, and other matters that arise in government contracts M&A activity
Successfully represented a suspended contractor by advocating before the agency Suspension & Debarment Official, resulting in the lifting of the suspension
Defended a supply contractor in a debarment proceeding before the Navy’s Suspension and Debarment Official, resulting in the close out of the case without further action
Counsel companies with respect to commercial products and services contracting with federal agencies pursuant to Part 12 of the Federal Acquisition Regulation (FAR)
Advise government contractors with respect to Buy American Act (BAA) and Trade Agreements Act (TAA) compliance
Guidance to contractors involving subcontracting and flow-down issues
At Vinson & Elkins, we bring decades of knowledge, skill, and experience to our clients’ most complex legal matters.
Discover our latest:
Client Alerts
On September 1, 2026, the United States Court of Appeals for the Eleventh Circuit issued its widely anticipated decision in …
September 3, 2026
September 3, 2026 • 8-minute read
Articles
5 Strategies to Reduce the Risk of a DOJ False Claims Act Investigation
The Department of Justice (DOJ), via messaging from its leadership, has made clear it will prioritize and pursue aggressive civil False Claims Act (FCA) enforcement against companies that receive federal dollars. As the government’s primary civil remedy to redress fraud against the government, the FCA generates billions of dollars in annual DOJ settlements and judgments with the majority initiated by whistleblower qui tam lawsuits.
August 17, 2026
August 17, 2026 • 2-minute read
Client Alerts
CMMC Phase II Requirements Are Suspended: What Defense Contractors Need to Know
On July 13, 2026, the Department of War (DoW) announced that it was immediately suspending Phase II of its Cybersecurity …
July 16, 2026
July 16, 2026 • 5-minute read
Events
Alexander Canizares, Jamie Tabb, and Tyler Robinson presenting ACC NCR Webinar
On June 24th at 2:00 p.m. ET, Alex Canizares, Jamie Tabb, and Tyler Robinson along with Kimberly Hyde of BAE …
June 24, 2026
June 24, 2026 • 1-minute read
Client Alerts
Unrelated Relators: DOJ Launches FOCUS Initiative as Data-Driven FCA Filings Surge
Traditionally, a Department of Justice (“DOJ” or the “Department”) False Claims Act (“FCA”) investigation starts with someone with inside knowledge …
May 20, 2026
May 20, 2026 • 6-minute read
Client Alerts
On March 26, 2026, President Trump issued Executive Order (“EO”) 14398, titled Addressing DEI Discrimination by Federal Contractors, directing federal …
April 6, 2026
April 6, 2026 • 5-minute read
Client Alerts
On March 30, 2026, California Governor Gavin Newsom signed Executive Order N-5-26 (the “Order”), directing state agencies to develop new …
March 31, 2026
March 31, 2026 • 5-minute read