New York attorney · Reg. #3954807

Stephen Halstead Dinolfo

Registered (registry: Currently registered)

Current employer

Ottosen Dinolfo Hasenblag & Castaldo, Ltd. · Lisle, IL · since at least September 2026

Admission

Admitted 2001, Third Department · UNIVERSITY OF TOLEDO

Employment history

• Ottosen Dinolfo Hasenblag & Castaldo, Ltd. · Lisle, IL · 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.