New York attorney record · Judicial Dept 1
Dina Leah Hamerman
Columbia University alumna, admitted to the New York bar in 2003, registered office in White Plains, NY. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2003
- Admitted
- 23
- Years in bar
- 4143111
- NY reg #
The record in one line
Dina Leah Hamerman has held an active New York bar license for 23 years - admitted in 2003, longer-tenured than 51% of the state's currently-active attorneys.
- 23 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #1877 of 3,330
- by tenure in White Plains office peers
- Law school
- Columbia University
Data updated September 2026
What this profile tells you
Bar status & tenure
Dina Leah Hamerman carries New York bar registration 4143111, an established, active practitioner 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 Yankwitt LLP, located in White Plains, NY (Westchester County), ZIP 10601. 5 other attorneys share this firm affiliation in the registry. Educational background: COLUMBIA UNIVERSITY.
State context & due diligence
With an established practice on record, Dina Leah Hamerman 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
Dina Leah Hamerman was admitted in 2003, giving 23 years on the New York register.
23 years on the New York bar
Years since admission, all currently-active NY attorneys
23 Top 49% higher than 51% 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 White Plains, NY office peers
Dina Leah Hamerman's 23-year NY register tenure places mid-pack in White Plains, NY: rank #1,877 of 3,330 office peers (56th percentile). See the White Plains attorney directory .
- Local rank
- #1,877
- City cohort
- 3,330
- Local percentile
- 56th
- Admitted
- 2003
Nearest tenure peers in White Plains
- Lauren Marie Abbamonte admitted 2003 · 23 yr
- Alexander Blishteyn admitted 2003 · 23 yr
- Delores Scott Brathwaite admitted 2003 · 23 yr
- Lauren Hammer Breslow admitted 2003 · 23 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 Dina compares to fellow Columbia University alumni
Among the 1,229 Columbia University graduates in the New York register, Dina Leah Hamerman is longer-tenured than 12%.
23 years vs. Columbia University alumni
Years since admission - 1,229 NY-registered alumni of this school
23 Top 88% higher than 12% of 1,229 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 2003 admission class today
Of the 8,250 attorneys admitted to the New York bar in 2003, 83.9% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4143111
- Year Admitted
- 2003 (23 yrs · senior)
- Judicial Department
- 1
- Next Registration
- Dec 2027
Location & Contact
- Company
- Yankwitt LLP
- City
- White Plains, NY
- County
- Westchester
- ZIP Code
- 10601
- Phone
- (914) 686-1500
Education
COLUMBIA UNIVERSITY
Status Distribution Across the New York Bar
Dina Leah Hamerman'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: Yankwitt LLP
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Columbia University alumni
Fellow alumni on the NY register whose admission year is closest to 2003 (excluding same-firm colleagues above).
Same admission year (2003), other cities
NY-registered attorneys admitted in 2003 whose listed office city differs from White Plains, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Dina Leah Hamerman: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~3,331 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2003)
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 attorneys →Before you rely on this record
Dina Leah Hamerman'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 Dina Hamerman licensed?
Dina Hamerman is licensed to practice law in New York.
When was Dina Leah Hamerman admitted to the bar?
Dina Leah Hamerman was admitted to the bar in 2003.
Where did Dina Leah Hamerman go to law school?
Dina Leah Hamerman attended COLUMBIA UNIVERSITY.
What company does Dina Leah Hamerman work for?
Dina Leah Hamerman is associated with Yankwitt LLP in White Plains, NY.
Is Dina Leah Hamerman in good standing?
Yes, Dina Leah Hamerman 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.