New York attorney record · Judicial Dept 2
Gregory John Nonnenmann
Pepperdine alumna, admitted to the New York bar in 1983, registered office in Massapequa, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1983
- Admitted
- 43
- Years in bar
- 1842327
- NY reg #
The record in one line
Gregory John Nonnenmann has spent 43 years on the register since admission in 1983, one of the longest-standing active practitioners the state bar carries at 86% tenure percentile.
- 43 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #29 of 97
- by tenure in Massapequa office peers
- Law school
- Pepperdine
Data updated August 2026
What this profile tells you
Bar status & tenure
Gregory John Nonnenmann has carried New York bar registration 1842327 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Gregory J Nonnenmann Attorney At Law, located in Massapequa, NY (Nassau County), ZIP 11758. Educational background: PEPPERDINE (42 registered alumni).
State context & due diligence
Across a career spanning 43 years, Gregory John Nonnenmann has remained part of the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Gregory John Nonnenmann's 43 years since a 1983 admission places this record near the far edge of the statewide tenure curve below.
43 years on the New York bar
Years since admission, all currently-active NY attorneys
43 Top 14% higher than 86% of 290,787 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · August 2026
Tenure among Massapequa, NY office peers
Gregory John Nonnenmann is toward the newer end of Massapequa, NY's NY register cohort: #29 of 97 by years since admission. See the Massapequa attorney directory .
- Local rank
- #29
- City cohort
- 97
- Local percentile
- 29th
- Admitted
- 1983
Nearest tenure peers in Massapequa
- Ira Levine admitted 1983 · 43 yr
- John Frederic Vangorder admitted 1983 · 43 yr
- Neil H. Greenberg admitted 1982 · 44 yr
- Hermann Peter Gruber admitted 1984 · 42 yr
How local rank is computed
Rank uses years since NY-bar admission among non-deceased registry rows that list the same office city and state, a local placement, not a statewide claim. Source: NY Office of Court Administration Attorney Registration · as of August 2026. Derived local rank, not published upstream.
Pepperdine's active-bar rate
Of Pepperdine's 42 alumni in the New York register, 64.3% currently hold "Currently registered" status, below the statewide average.
The 1983 admission class today
Of the 5,424 attorneys admitted to the New York bar in 1983, 67.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1842327
- Year Admitted
- 1983 (43 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Nov 2027
Location & Contact
- Company
- Gregory J Nonnenmann Attorney At Law
- City
- Massapequa, NY
- County
- Nassau
- ZIP Code
- 11758
- Phone
- (631) 827-8638
Education
Status Distribution Across the New York Bar
Gregory John Nonnenmann's current status, "Currently registered", places this attorney in the 67.2% of the 432,625-attorney New York register currently marked active.
Full statewide breakdown & source note
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Near-tenure Pepperdine alumni
Fellow alumni on the NY register whose admission year is closest to 1983 (excluding same-firm colleagues above).
Same admission year (1983), other cities
NY-registered attorneys admitted in 1983 whose listed office city differs from Massapequa, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Gregory John Nonnenmann: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~98 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1983)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
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Gregory John Nonnenmann's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Gregory Nonnenmann licensed?
Gregory Nonnenmann is licensed to practice law in New York.
When was Gregory John Nonnenmann admitted to the bar?
Gregory John Nonnenmann's admission to the New York bar dates back to 1983.
Where did Gregory John Nonnenmann go to law school?
Gregory John Nonnenmann attended PEPPERDINE.
What company does Gregory John Nonnenmann work for?
Gregory John Nonnenmann is associated with Gregory J Nonnenmann Attorney At Law in Massapequa, NY.
Is Gregory John Nonnenmann in good standing?
Yes, Gregory John Nonnenmann holds active bar status ("Currently registered").
Cite this page & disclosure
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.