Mark Steven Seidenfeld
- Verified against the New York State attorney registration file, July 2026
46 years in practice
First admitted in 1980
First admitted in 1980
- 1980 Admitted, New York
Overview
Mark Steven Seidenfeld is an attorney admitted in New York (since 1980), based in Bridgehampton, NY.
This profile is built from public bar records and shows only what those records contain. Mark has not written or endorsed anything on this page.
Jurisdictions admitted
| Jurisdiction | Admitted | Bar number | Status |
|---|---|---|---|
| New York | 1980 | #1697010 | Active |
Education
- Benjamin N. CardozoLaw school, per the bar record
Contact and offices
Seidenfeld Assoc., LLC
PO Box 3049
Bridgehampton, NY 11932
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 Bridgehampton
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.