New York attorney · Reg. #3907516

Matthew Philip Siben

Registered (registry: Currently registered)

Current employer

The Rosen Law Firm · Los Angeles, CA · since at least September 2026

Admission

Admitted 2001, Second Department · HARVARD

Employment history

• The Rosen Law Firm · Los Angeles, CA · 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.