Richard D. Klingler

Public Member

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Richard D. Klingler is a partner with Sidley based in the Washington, D.C., office. His practice focuses on national security matters and litigation in U.S. courts involving constitutional law, administrative law, and cross-border disputes. He has extensive litigation and regulatory experience working on behalf of telecommunications, finance, energy, and media clients. He has participated in matters before the U.S. Supreme Court, other appellate courts, trial courts and regulatory bodies, as well as matters addressed in Congressional investigations and Executive Branch proceedings.

Mr. Klingler joined the firm in 1990 and first became a partner in 1996. He served from 2006-2007 as the General Counsel and Legal Adviser on the National Security Council staff. From 2005-2007, he served in the Office of the Counsel to the President, concluding as Special Assistant and Senior Associate Counsel to the President. He worked from 1997-2002 as an investment banker with Credit Suisse First Boston on equity capital market and M&A transactions in the telecommunications, energy, and finance sectors. From 1994-96 he worked in Australia (while a Sidley lawyer) as Regulatory Advisor and then Regulatory Counsel for Telstra Corp.

Mr. Klingler has been an Adjunct Fellow with the American Enterprise Institute, addressing counter-terrorism legal issues, and, from 1993-94, was a Guest Scholar at The Brookings Institution, which published his book, The New Information Industry: Regulatory Challenges and the First Amendment (1996). He has testified several times before Congress on Constitutional, counter-terrorism, and sovereign immunity issues, and has written on public policy matters for various national publications. He serves on the Board of the National Veterans Legal Services Program.

Mr. Klingler served as a law clerk to U.S. Supreme Court Justice Sandra Day O’Connor (1989-90) and Judge Kenneth W. Starr of the U.S. Court of Appeals for the D.C. Circuit (1988-89). He obtained law degrees from Oxford University, which he attended as a Rhodes Scholar, and from Stanford Law School, where he was Senior Articles Editor of The Stanford Law Review and a member of Order of the Coif.


  • Partner, Sidley Austin