Mark N. Duvall

Kelly Dunbar is a partner in the firm’s Government & Regulatory Litigation and Appellate & Supreme Court Litigation practice groups, and a leader of the firm's Administrative Law Group. He focuses his practice on government and regulatory litigation, administrative rulemakings, constitutional and civil litigation, and appellate matters. Mr. Dunbar regularly counsels clients regarding regulatory strategy and litigation, represents them before administrative agencies, and litigate...

Swathi Bojedla is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs. Swathi, who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Swathi is held by other top lawyers in the same geographic and legal practice area.

John E. Smith is a top attorney recognized by Best Lawyers in the practice area(s) of International Trade and Finance Law. John E., who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John E. is held by other top lawyers in the same geographic and legal practice area.

Mr. Savage joined Ivins, Phillips & Barker's in 1963. Since 1968, before the development and enactment of ERISA, Mr. Savage’s practice has focused primarily on the benefits field for many years. He has been the senior partner in the firm’s Executive Compensation and Benefits practice. Mr. Savage has had extensive experience in advising clients on plan design and operational matters and in handling a comprehensive spectrum of legislative, regulatory, and compliance and controve...

Scott Sergio is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Scott, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scott is held by other top lawyers in the same geographic and legal practice area.

Barak Cohen is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Barak, who practices law in Washington, District of Columbia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Barak is held by other top lawyers in the same geographic and legal practice area.

Goutam “Gooch” Patnaik is a partner of Desmarais LLP, where his practice focuses on representing innovators in their most challenging intellectual property and commercial matters, with a particular emphasis on patent and trademark disputes. He has particularly deep experience with Section 337 investigations before the International Trade Commission (ITC) and litigation in key patent venues such as the U.S. District Courts for the Western District of Texas, the District of Delaware...

For more information, please visit www.gibsondunn.com/lawyer/ludwiszewski-raymond-b/ .

Paul Rosenblatt is a litigation partner in the Washington, D.C., office of Kirkland & Ellis LLP. Paul’s practice focuses on representing manufacturers in high-stakes product liability and mass tort litigation. He has played a key role in leading the national expert teams for some of the largest and most complex mass torts and MDLs in the country, including surgical mesh, military earplugs and PFAS. In addition to leading national expert teams, he has extensive experience preparing, ...

Bob Wellen, a partner of the firm, has practiced tax law for nearly 35 years. His practice involves planning, structuring and negotiating business transactions and representing taxpayers seeking private letter rulings from IRS and tax policy determinations from IRS and the Treasury Department and in controversies with IRS. He also serves as an arbitrator and as an expert witness in commercial disputes involving tax issues. Bob grew up in Jersey City, New Jersey. He graduated from Yale College...