Marcia Madsen

Mayer Brown

Contact Details

Mayer Brown


Marcia G. Madsen is a partner with Mayer Brown LLP in Washington, D.C., where she is chair of the homeland security practice group. Prior to joining Mayer Brown LLP in 2001, she practices with Miller & Chevalier from 1996 2001, where she was chair of the government contracts deparment. She also practiced with Morgan, Lewis & Bockius from 1980 to 1996. Ms/. Madsen focuses on Government Contracts and Litigation, advising clients on contract formation, teaming and strategic alliances, contract and subcontract negotiations, performance disputes, audits, terminations, cost accounting and allowability, technical data rights and trade secrets, and fraud/false claims investigations. She litigates bid protests and claims and disputes before the GAO, the Boards of Contract Appeals, the Court of Federal Claims, and various other federal and state courts. She has handled numerous ADR and mediation proceedings. Her areas of concentration include aerospace and defense contracts, systems integration, information systems and telecommunications contracts, health care and bio-technology, homeland security contracts, environmental remediation, and research and development contracts. 0311


Information regarding Gender, Ethnicity, Sexual Orientation, and Disability is visible only to you and ABA staff.

Speaker Bio

Interested in speaking at ABA Events? Complete your Speaker Bio to be easily searchable in our Speaker Directory.