Ryan David Callahan

License

Licensed by

New York State Unified Court System

License number

6208557

Status

Active (Currently registered)

License holder

Ryan David Callahan

Entity type

Individual

Classifications

• Attorney Legal

More from the license record

Firm or employer

Simpson Thacher & Bartlett LLP

Year admitted

2025

Judicial department of admission

3

Law school

University of Virginia School of Law

Next registration

Jul 2027

Contact