Chicago Office
50 East Washington St.
Suite 400
Chicago, IL 60602
Tel: 312-283-1590
Washington DC Office
1325 G St., NW
Suite 500
Washington, DC 20005
Tel: 202-652-4511
Jonathan S. Massey

Jonathan S. Massey served as a law clerk to Supreme Court Justice William J. Brennan, Jr., 1989 Term, and to Judge Abner J. Mikva, U.S. Court of Appeals for the D.C. Circuit, 1988-1989.

His two and a half decades of experience have involved a wide range of complex legal questions in trial and appellate courts, including federal and state constitutional issues, antitrust, bankruptcy, telecommunications, preemption, securities, financial services, tax, environmental issues (including CERCLA, the Clean Air Act, and the Clean Water Act), Indian tribal court jurisdiction, the Foreign Sovereign Immunities Act, the federal RICO statute, MDL procedure, product liability, punitive damages, scientific evidence, and class action procedure.

He has argued over 30 cases in federal and state courts, including the U.S. Supreme Court and numerous U.S. Courts of Appeals. He has filed briefs in dozens of other matters, including more than 65 in the U.S. Supreme Court alone. Mr. Massey has worked closely with Laurence Tribe on a variety of legal matters. Mr. Massey has also worked with other noted scholars, including Charles Fried, Kenneth Starr, Richard Epstein, Arthur Miller, Erwin Chemerinsky, David Shapiro, Stephen Saltzburg, and Stephen Burbank.

In addition to appearing on behalf of many leading business corporations, he has also represented former Vice President Al Gore (in Bush v. Gore); numerous Members of Congress (including Senators Durbin, Feingold, Feinstein, Harkin, Kennedy, Leahy, Levin, Sanders, and Whitehouse and Representatives Barrett, Blackburn, Burton, Campbell, Conyers, Dingell, Fleming, Gingrey, Graves, Herger, Hoekstra, King, Lamborn, Lofgren, McCotter, Mckeon, Pallone, Pence, Posey, Price, Rogers, Ryan, Sánchez, Sessions, Shimkus, Stupak, Terry, Wasserman Schultz, Waters, Waxman, Welch, and Westmoreland); the governments of Canada, Venezuela, and Guatemala; the States of Florida, Massachusetts, Mississippi, and Texas; and Harvard, Yale, Princeton, Brown, and Duke Universities, the University of Chicago, the University of Pennsylvania, and Dartmouth College.

He has served as adjunct professor of law at Georgetown University Law Center (1996-2000) and Deputy Special Counsel to Independent Counsel Lawrence Walsh (1993-1994). He is a member of the bars of the District of Columbia, New York, and Maryland; of the U.S. Supreme Court; of the U.S. Courts of Appeals for the D.C., Second, Third, Fourth, Fifth, Sixth, Ninth, and Tenth Circuits; and of the U.S. District Courts for the District of Columbia and the Southern District of Texas. He is not admitted to practice in Illinois.

He graduated from Harvard College, A.B. magna cum laude 1985, where he was National Debate Champion and a member of Phi Beta Kappa. He graduated from Harvard Law School, J.D. magna cum laude 1988, where he was an editor of the Harvard Law Review and a research assistant to Laurence Tribe and Lawrence Summers.