Diane Leonardo-Beckmann
- Verified against the New York State attorney registration file, July 2026
37 years in practice
First admitted in 1989
First admitted in 1989
- 1989 Admitted, New York
Overview
Diane Leonardo-Beckmann is an attorney admitted in New York (since 1989), based in Central Islip, NY.
This profile is built from public bar records and shows only what those records contain. Diane has not written or endorsed anything on this page.
Jurisdictions admitted
| Jurisdiction | Admitted | Bar number | Status |
|---|---|---|---|
| New York | 1989 | #2339075 | Active |
Education
- New England LawLaw school, per the bar record
Contact and offices
United States Attorney'S Office
610 Federal Plz
Central Islip, NY 11722
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 Central Islip
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.