New York attorney record · Judicial Dept 1
Stephan J. Mallenbaum
Cornell Law School alumna, admitted to the New York bar in 1983, registered office in Ridgefield Park, NJ. 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
- 1888551
- NY reg #
The record in one line
Stephan J. Mallenbaum 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"
- #2 of 45
- by tenure in Ridgefield Park office peers
- Law school
- Cornell Law School
Data updated September 2026
What this profile tells you
Bar status & tenure
Stephan J. Mallenbaum has carried New York bar registration 1888551 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Seeger Weiss LLP, located in Ridgefield Park, NJ, ZIP 07660. 5 other attorneys share this firm affiliation in the registry. Educational background: Cornell Law School (8,118 registered alumni).
State context & due diligence
Across a career spanning 43 years, Stephan J. Mallenbaum 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
Stephan J. Mallenbaum'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 · September 2026
Tenure among Ridgefield Park, NJ office peers
Within Ridgefield Park, NJ's 45-attorney local set, Stephan J. Mallenbaum is #2 by tenure, a small-cohort read, not a statewide claim. See the Ridgefield Park attorney directory .
- Local rank
- #2
- City cohort
- 45
- Local percentile
- 2nd
- Admitted
- 1983
Nearest tenure peers in Ridgefield Park
- Diogenes P. Kekatos admitted 1984 · 42 yr
- Philip Neri Boggia admitted 1980 · 46 yr
- Jack Samuel Abuhoff admitted 1987 · 39 yr
- Joshua Krakow admitted 1987 · 39 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 September 2026. Derived local rank, not published upstream.
How Stephan compares to fellow Cornell Law School alumni
Among the 4,487 Cornell Law School graduates in the New York register, Stephan J. Mallenbaum is longer-tenured than 99%.
43 years vs. Cornell Law School alumni
Years since admission - 4,487 NY-registered alumni of this school
43 Top 1% higher than 99% of 4,487 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. 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 · September 2026
Cornell Law School's active-bar rate
Of Cornell Law School's 8,118 alumni in the New York register, 65.1% 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
- 1888551
- Year Admitted
- 1983 (43 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Aug 2027
Location & Contact
- Company
- Seeger Weiss LLP
- City
- Ridgefield Park, NJ
- ZIP Code
- 07660
- Phone
- (212) 584-0714
Education
Status Distribution Across the New York Bar
Stephan J. Mallenbaum'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.
Same firm affiliation: Seeger Weiss LLP
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Cornell Law School 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 Ridgefield Park, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Stephan J. Mallenbaum: closest NY bar admission year outside NJ, and closest out-of-state office cities by how many NY-registered attorneys they list (~46 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.
Verify This Attorney
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Compare attorneys →Before you rely on this record
Stephan J. Mallenbaum'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 Stephan Mallenbaum licensed?
Stephan Mallenbaum is licensed to practice law in New York.
When was Stephan J. Mallenbaum admitted to the bar?
Stephan J. Mallenbaum's admission to the New York bar dates back to 1983.
Where did Stephan J. Mallenbaum go to law school?
Stephan J. Mallenbaum attended Cornell Law School.
What company does Stephan J. Mallenbaum work for?
Stephan J. Mallenbaum is associated with Seeger Weiss LLP in Ridgefield Park, NJ.
Is Stephan J. Mallenbaum in good standing?
Yes, Stephan J. Mallenbaum 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.