New York attorney · Reg. #5624077

William Douglas Essner

Registration delinquent (registry: Delinquent)

Current employer

Sidley Austin LLP · New York, NY · since at least September 2026

Admission

Admitted 2018, First Department · BENJAMIN N. CARDOZO SCHOOL OF LAW

Flags

• Registration delinquent

Employment history

• Sidley Austin LLP · 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.