New York attorney · Reg. #2050128

Alan M. Klein

Registered (registry: Currently registered)

Current employer

Simpson Thacher & Bartlett · New York, NY · since at least September 2026

Admission

Admitted 1986, First Department · HARVARD

Employment history

• Simpson Thacher & Bartlett · New York, NY · current

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