Lex Mentis™Attorney Check

New York attorney · Reg. #3984689

Mark John Leemen

Registered (registry: Currently registered)

Current employer

Allen Overy Shearman Sterling · Sydney Nsw 2000 · since at least September 2026

Admission

Admitted 2001, First Department · UNIVERSITY OF SYDNEY

Employment history

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.