New York attorney record · Judicial Dept 3
Lauren Marie Kostinas
Seton Hall University alumna, admitted to the New York bar in 2009, registered office in Montclair, NJ. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2009
- Admitted
- 17
- Years in bar
- 4769964
- NY reg #
The record in one line
Lauren Marie Kostinas has held an active New York bar license for 17 years - admitted in 2009, longer-tenured than 38% of the state's currently-active attorneys.
- 17 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #144 of 189
- by tenure in Montclair office peers
- Law school
- Seton Hall University
Data updated September 2026
What this profile tells you
Bar status & tenure
Lauren Marie Kostinas carries New York bar registration 4769964, an established, active practitioner in good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Birkhold & Maider, located in Montclair, NJ, ZIP 07042. 1 other attorney shares this firm affiliation in the registry. Educational background: SETON HALL UNIVERSITY.
State context & due diligence
With an established practice on record, Lauren Marie Kostinas remains inside the New York bar's active cohort - see below for how that share of the register compares.
Experience vs. the active New York bar
Lauren Marie Kostinas was admitted in 2009, giving 17 years on the New York register.
17 years on the New York bar
Years since admission, all currently-active NY attorneys
17 Top 62% higher than 38% 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 Montclair, NJ office peers
In Montclair, NJ's NY-registered cohort of 189, Lauren Marie Kostinas sits at local tenure rank #144 (76th percentile). See the Montclair attorney directory .
- Local rank
- #144
- City cohort
- 189
- Local percentile
- 76th
- Admitted
- 2009
Nearest tenure peers in Montclair
- Adam Pendleton Birkhold admitted 2009 · 17 yr
- Carla Yong Bok Buchanan admitted 2009 · 17 yr
- Brian Andrew Fowler admitted 2009 · 17 yr
- David Butler Harrison admitted 2009 · 17 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 Lauren compares to fellow Seton Hall University alumni
Among the 767 Seton Hall University graduates in the New York register, Lauren Marie Kostinas is longer-tenured than 7%.
17 years vs. Seton Hall University alumni
Years since admission - 767 NY-registered alumni of this school
17 Top 93% higher than 7% of 767 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
The 2009 admission class today
Of the 10,203 attorneys admitted to the New York bar in 2009, 87.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4769964
- Year Admitted
- 2009 (17 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Feb 2027
Location & Contact
- Company
- Birkhold & Maider
- City
- Montclair, NJ
- ZIP Code
- 07042
- Phone
- (973) 319-7795
Education
SETON HALL UNIVERSITY
Status Distribution Across the New York Bar
Lauren Marie Kostinas'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: Birkhold & Maider
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
View all attorneys at this firm →Near-tenure Seton Hall University alumni
Fellow alumni on the NY register whose admission year is closest to 2009 (excluding same-firm colleagues above).
Same admission year (2009), other cities
NY-registered attorneys admitted in 2009 whose listed office city differs from Montclair, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Lauren Marie Kostinas: closest NY bar admission year outside NJ, and closest out-of-state office cities by how many NY-registered attorneys they list (~190 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2009)
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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Compare credentials side-by-side
Compare Lauren Marie Kostinas with similar attorneys in Montclair.
Compare attorneys →Before you rely on this record
Lauren Marie Kostinas'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 Lauren Kostinas licensed?
Lauren Kostinas is licensed to practice law in New York.
When was Lauren Marie Kostinas admitted to the bar?
Lauren Marie Kostinas was admitted to the bar in 2009.
Where did Lauren Marie Kostinas go to law school?
Lauren Marie Kostinas attended SETON HALL UNIVERSITY.
What company does Lauren Marie Kostinas work for?
Lauren Marie Kostinas is associated with Birkhold & Maider in Montclair, NJ.
Is Lauren Marie Kostinas in good standing?
Yes, Lauren Marie Kostinas 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.