Attorneys in Buffalo, NY
3,465 registered attorneys
Buffalo office-market desk (NY)
Statewide count rank #4 / 629NY cities, a large office market.
Among 3,465 non-deceased rows with an admission year, the span runs 1951-2026 (median 2006). Longest-tenured listed office peers: Dimitri Tzetzo (1951) , Richard J. Lehner (1956) , James S. Fanning (1958) .
Buffalo's register footprint
Buffalo, NY concentrates in Currently registered (85% of 3,465 rows; status mix index 7,394).
Among school-named rows, Suny Buffalo Law School alone is 65% (school mix index 4,966).
Mix index is HHI×10,000 on OCA status shares and on school-named rows. Distinct from the statewide rank line above.
Buffalo ZIP-led office book
Buffalo spreads named employers across 1,614 firms (mix index 51); Hodgson Russ Llp leads at 128 of 3,293 named rows.
ZIP book runs 33 codes; 14202 holds 55% (1,909 rows).
Judicial dept 4 covers 86% of dept-tagged rows (2,972 of 4 departments present).
Largest admission decade is the 2010s at 25% of 3,465 dated rows - no single decade majority.
Derived from employer, ZIP, judicial-department, and admission-year fields on the same OCA extract - not a market-quality ranking.
Buffalo registration renewal calendar
Next-registration months spread wide here - 12 distinct calendar months on file, no single month over 9% (Aug tops the list).
Renewal years span 2025–2028; 2027 leads at 44% (1,513 rows).
Median admission year 2006; mean tenure ~22.3 years on dated rows.
Next-registration month/year comes from the OCA extract (birthday-linked renewal window) - an administrative calendar, not a quality or discipline ranking.
Buffalo corporate-led employer book
corporate / other employers lead this 3,465-row book at 47% (top named: M&T Bank).
172 blank-employer rows sit beside the named book.
Also present: law firms (1,429), government (182), education (49).
Roles are heuristic labels on OCA employer strings (government, law firm, education, military, corporate, blank) - not a practice-area or quality ranking.
Buffalo status stack
- Registered
Currently registered
2,951 office rows
- Due to reregister 401
Due to reregister within 30 days of birthday
401 office rows
- Delinquent 85
Delinquent
85 office rows
- Susp. delinquent 26
Suspended, delinquent
26 office rows
- Susp. registered 1
Suspended, currently registered
1 office rows
- Suspended, due to re... 1
Suspended, due to reregister
1 office rows
What this shows 85% Currently registered among 3,465 office rows.
| Name | Status |
|---|---|
| Sean Michael O'Brien | Currently registered |
| Donall Gerard O'Carroll | Currently registered |
| Bridget Maureen O'Connell | Currently registered |
| William Thomas O'Connell | Currently registered |
| James Robert O'Connor | Currently registered |
| Jayne Elizabeth O'Connor | Currently registered |
| Kristen M. O'Connor | Currently registered |
| John F. O'Donnell | Due to reregister within 30 days of birthday |
| Laura Proske O'Hara | Currently registered |
| Caitlin Elizabeth O'Neil | Currently registered |
| Anne Elizabeth O'Neil-White | Currently registered |
| Barbara Helen O'Neill | Currently registered |
| Kevin M. O'Neill | Currently registered |
| Michael C. O'Neill | Currently registered |
| Stephen Michael O'Neill | Due to reregister within 30 days of birthday |
| Emily Harkness O'Reilly | Currently registered |
| Patrick C. O'Reilly | Currently registered |
| Anthony Paul O'Rourke | Currently registered |
| Michael Gerard O'Rourke | Due to reregister within 30 days of birthday |
| Ryan Patrick O'Shea | Currently registered |
| Julia Anne O'Sullivan Poarch | Currently registered |
| Ron L. Oakes | Currently registered |
| Alejandro Victor Ocasio | Currently registered |
| Jeremy Paul Oczek | Currently registered |
| Emily Lorraine Oczytko | Currently registered |
| Adam Michael Odden | Due to reregister within 30 days of birthday |
| Alison Lorraine Odojewski | Suspended, delinquent |
| Randall Mitchell Odza | Currently registered |
| E Jeannette Ogden | Currently registered |
| Sara N. Ogden | Currently registered |
| Mary Frances Ognibene | Currently registered |
| Allison Elizabeth Ogorek | Currently registered |
| Adebare Ademide Ogunleye | Currently registered |
| Kathleen Ellen Ohara | Currently registered |
| Osemudiamen Paul Ojeme | Currently registered |
| Mehmet Kemal Okay | Currently registered |
| Doran James Okon | Currently registered |
| Andrew James Olek | Currently registered |
| Kenneth A. Olena | Currently registered |
| Judith Gail Olin | Currently registered |
| Victor Alan Oliveri | Due to reregister within 30 days of birthday |
| Christopher Nicholas Ollinick | Currently registered |
| Sydney Jane Olshak | Currently registered |
| David William Olson | Currently registered |
| Kelley Anne Omel | Currently registered |
| Patrick B. Omilian | Currently registered |
| Andrew David Oppenheimer | Due to reregister within 30 days of birthday |
| Amanda Lee Oppermann | Currently registered |
| Jay Adam Organek | Currently registered |
| Megan Furrer Organek | Currently registered |
Showing 2,301–2,350 of 3,465 attorneys
Buffalo's nearest office-count peers
Closest office-row counts to 3,465 - not the same-state top list.
Source: NY Office of Court Administration via data.ny.gov - attorney registration counts.
Out-of-state peers for Buffalo
Buffalo, NY at 3,465 office rows and 85% Currently registered - matched below on count and active rate (not the nearest-count strip above).
Buffalo office-row count vs peers
Buffalo active rate vs peers
Counts and active rates come from the NY State Office of Court Administration registration extract; peers are not a market-quality or employment ranking.
Read our methodology - how this data is sourced, computed, and verified.