Marc L. Warren

Marc Warren is ranked Band 2 Nationwide in Transportation: Aviation: Regulatory by Chambers USA

Marc is a respected leader in the international aviation bar, and advises many of the world’s leading aviation and aerospace operators and manufacturers. Marc is the co-leader of the Adams and Reese Aviation and Aerospace Practice Team and resident in the firm’s DC and Jacksonville offices.

Marc has deep connections to industry regulators, associations, and leaders, based on decades of providing dependable, authoritative service, with a well-recognized commitment to air safety and the public interest. He has built an unparalleled reputation for wisdom in aviation matters.

Marc’s clients include major airlines, defense, transportation, logistics and infrastructure companies, trade associations, and public venues. Marc steers clients through FAA and Department of Transportation regulatory compliance, government investigations, and enforcement matters.

Marc has deep and extensive experience in aviation matters including those involving U.S. and foreign airlines, aerospace manufacturing, unmanned aircraft systems (UAS), commercial space transportation, advanced air mobility, airports and infrastructure, business aviation, certification and licensing, safety management systems, hazardous materials transport, government contracts, rulemaking and policy, litigation, and government investigations.

Marc’s wide-ranging experience also includes mergers, acquisitions, national security and military law, and international legal and policy issues. His practice also provides full-service, multi-disciplinary capabilities in areas such as antitrust and competition, investigations, crisis response environmental, international, regulatory, government contracts, administrative compliance and enforcement, business transactions and litigation matters, including arbitrations.

A former FAA acting chief counsel and deputy chief counsel, and a senior legal officer for the Army, Marc has technical aviation and senior leader advisory experience.

Marc is helping to shape the future of aviation by developing innovative solutions for drone delivery and urban air mobility systems, and for more effective and efficient use of airspace and airports. He employs novel funding strategies and guides clients in finding proper ways to implement new technologies. Clients turn to Marc to secure and protect government-issued certificates and licenses, relying on him to ensure that their core authorities are maintained.

Before his FAA appointment, Marc served in the US Army Judge Advocate General’s Corps, from which he retired in 2007 after having been selected for promotion to brigadier general.

Marc has served as a leader in a variety of industry legal associations and is a frequent speaker at domestic and international conferences.

Marc is a co-author of the Adams and Reese Aviation and Aerospace Liftoff Blog.

Representative Matters

• Served as deputy designed agency ethics official for the US Department of Transportation and principal ethics advisor for the Federal Aviation Administration (FAA).
• Senior officer responsible for all divisions of the Office of The Judge Advocate General, providing legal support to the Chief of Staff, Army and the Army staff.
• Senior legal advisor to coalition military forces during the invasion and occupation of Iraq.
• Senior legal advisor to the U.S. military counter-terrorism force.
• Represented the US government in numerous commissions, investigations, courts-martial, and administrative and appellate actions. In the area of aviation, concluded the two largest aviation safety enforcement civil penalty cases in history.
• Serves as primary aviation regulatory outside counsel for major passenger and cargo airlines, and aviation industry trade associations, in a broad range of matters, including compliance and enforcement, operations, maintenance, pilot training, and competition.
• Advises airlines and logistics companies on FAA airport grant assurances, including Part 16 actions, disputes over aeronautical uses of land, rates and charges, and environmental and financial processes in airport and cargo hub construction, renovation, lease and use agreements, and gate access.
• Guides professional sports teams in resolving FAA obstruction and radio/radar interference issues impeding new stadium construction.
• Advises major logistics companies and manufacturers on civil UAS certification and operations.
• Counsels major airplane manufacturers on certification and compliance issues.
• Provides legal and prudential counsel to leaders of complex operating organizations responding to crises and reforming their relationship with FAA and DOT.