New York attorney · Reg. #2499432

Mark Colburn Williams

Registered (registry: Currently registered)

Current employer

Clifford Chance US LLP · Washington, DC · since at least September 2026

Admission

Admitted 1992, First Department · NY LAW SCHOOL

Employment history

• Clifford Chance US LLP · Washington, DC · current

Compiled from NYS Office of Court Administration registration records, published NY Appellate Division decisions, and SEC orders against attorneys; current as of October 2026. Not an official record; verify with the NY Courts Attorney Search.