John Leonard Allen
- Verified against the New York State attorney registration file, July 2026
49 years in practice
First admitted in 1977
First admitted in 1977
- 1977 Admitted, New York
Overview
John Leonard Allen is an attorney admitted in New York (since 1977), based in Albany, NY.
This profile is built from public bar records and shows only what those records contain. John has not written or endorsed anything on this page.
Jurisdictions admitted
| Jurisdiction | Admitted | Bar number | Status |
|---|---|---|---|
| New York | 1977 | #1239888 | Active |
Education
- Albany Law SchoolLaw school, per the bar record
Contact and offices
Whiteman Osterman & Hanna LLP
1 Commerce Plz
Albany, NY 12260
The address and number above come from the attorney's public bar registration, which can lag a recent move. Confirm before visiting.
Other attorneys in Albany
Ordered by years licensed, from the same public records.
Sources for this profile: the New York State attorney registration file. License status can change; check the bar's own record for the current status before hiring. Updated July 12, 2026.