New York attorney record · Judicial Dept 2
Arthur Joseph Demartini
Seton Hall alumna, admitted to the New York bar in 1989, registered office in Bellmore, NY. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1989
- Admitted
- 37
- Years in bar
- 2226157
- NY reg #
The record in one line
With 37 years on the register since a 1989 admission, Arthur Joseph Demartini ranks among the New York bar's most senior active practitioners, longer-tenured than 79% of the currently-active bar.
- 37 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #36 of 84
- by tenure in Bellmore office peers
- Law school
- Seton Hall
Data updated September 2026
What this profile tells you
Bar status & tenure
Registration 2226157 with the New York bar authority has long belonged to Arthur Joseph Demartini, a veteran practitioner still in active 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 De Martini & Yi LLP, located in Bellmore, NY (Nassau County), ZIP 11710. 2 other attorneys share this firm affiliation in the registry. Educational background: SETON HALL.
State context & due diligence
After 37 years on the register, Arthur Joseph Demartini still falls within the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Few active New York attorneys match Arthur Joseph Demartini's 37 years since admission in 1989.
37 years on the New York bar
Years since admission, all currently-active NY attorneys
37 Top 21% higher than 79% 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 Bellmore, NY office peers
Against Bellmore, NY's 84-attorney NY register cohort, Arthur Joseph Demartini lands at the 42nd tenure percentile (rank #36). See the Bellmore attorney directory .
- Local rank
- #36
- City cohort
- 84
- Local percentile
- 42nd
- Admitted
- 1989
Nearest tenure peers in Bellmore
- Roger Stuart Blane admitted 1988 · 38 yr
- Rhoda Lorraine Ilich admitted 1988 · 38 yr
- Michele B. Rothery admitted 1988 · 38 yr
- Joanne Wilson admitted 1988 · 38 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 Arthur compares to fellow Seton Hall alumni
Among the 889 Seton Hall graduates in the New York register, Arthur Joseph Demartini is longer-tenured than 99%.
37 years vs. Seton Hall alumni
Years since admission - 889 NY-registered alumni of this school
37 Top 1% higher than 99% of 889 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 1989 admission class today
Of the 6,247 attorneys admitted to the New York bar in 1989, 73.2% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2226157
- Year Admitted
- 1989 (37 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Jan 2027
Location & Contact
- Company
- De Martini & Yi LLP
- City
- Bellmore, NY
- County
- Nassau
- ZIP Code
- 11710
- Phone
- (516) 294-1333
Education
SETON HALL
Status Distribution Across the New York Bar
Arthur Joseph Demartini'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: De Martini & Yi LLP
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 alumni
Fellow alumni on the NY register whose admission year is closest to 1989 (excluding same-firm colleagues above).
Same admission year (1989), other cities
NY-registered attorneys admitted in 1989 whose listed office city differs from Bellmore, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Arthur Joseph Demartini: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~85 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1989)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in Bellmore, NY
Compare credentials side-by-side
Compare Arthur Joseph Demartini with similar attorneys in Bellmore.
Compare attorneys →Before you rely on this record
Arthur Joseph Demartini'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 Arthur Demartini licensed?
Arthur Demartini is licensed to practice law in New York.
When was Arthur Joseph Demartini admitted to the bar?
Arthur Joseph Demartini's admission to the New York bar dates back to 1989.
Where did Arthur Joseph Demartini go to law school?
Arthur Joseph Demartini attended SETON HALL.
What company does Arthur Joseph Demartini work for?
Arthur Joseph Demartini is associated with De Martini & Yi LLP in Bellmore, NY.
Is Arthur Joseph Demartini in good standing?
Yes, Arthur Joseph Demartini 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.