Experience 

Eileen Penner concentrates her practice on appellate litigation. Prior to joining Mayer Brown, she worked in the Civil Rights Division at the US Department of Justice, first as a trial attorney in the Housing and Civil Enforcement Section (1989-1996), then as an appellate attorney in the Appellate Section (1994-1996). She also served as a Law Clerk to The Honorable Dorothy W. Nelson, US Court of Appeals for the Ninth Circuit (1988-1989).

Eileen was named among the "Forty Under 40," a list of America's most successful young litigators, in which she was recognized as "an appellate attorney who has prevailed in every case she has argued in private practice" (National Law Journal, August 2002).

Education 

Harvard Law School, JD, magna cum laude, 1988; Executive Editor, Harvard Law Review, Harvard Civil Rights-Civil Liberties Law Review • University of California, Berkeley, BA, 1984; Phi Beta Kappa

Admitted

• California
• District of Columbia
• US Court of Appeals: First, Second, Third, Fourth, Fifth, Sixth, Seventh, Eighth, Ninth, Tenth, and Eleventh Circuits
• US Supreme Court
• US Court of Appeals for the Federal Circuit