New York attorney record · Judicial Dept 2
Mark Diamond
NY-admitted attorney, admitted to the New York bar in 1986, registered office in Pound Ridge, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1986
- Admitted
- 40
- Years in bar
- 2089118
- NY reg #
The record in one line
Mark Diamond has spent 40 years on the register since admission in 1986, one of the longest-standing active practitioners the state bar carries at 86% tenure percentile.
- 40 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #26 of 58
- by tenure in Pound Ridge office peers
- Pound Ridge
- registered office, NY
Data updated August 2026
What this profile tells you
Bar status & tenure
Mark Diamond has carried New York bar registration 2089118 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 Mark Diamond Attorney, located in Pound Ridge, NY (Westchester County), ZIP 10576.
State context & due diligence
Across a career spanning 40 years, Mark Diamond 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
Mark Diamond's 40 years since a 1986 admission places this record near the far edge of the statewide tenure curve below.
40 years on the New York bar
Years since admission, all currently-active NY attorneys
40 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 Pound Ridge, NY office peers
Against Pound Ridge, NY's 58-attorney NY register cohort, Mark Diamond lands at the 43rd tenure percentile (rank #26). See the Pound Ridge attorney directory .
- Local rank
- #26
- City cohort
- 58
- Local percentile
- 43rd
- Admitted
- 1986
Nearest tenure peers in Pound Ridge
- Elyse Arnow Brill admitted 1986 · 40 yr
- Nick Fiore admitted 1986 · 40 yr
- Barbara E. O'Connor admitted 1986 · 40 yr
- Gerald Rosenthal 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 August 2026. Derived local rank, not published upstream.
The 1986 admission class today
Of the 6,111 attorneys admitted to the New York bar in 1986, 57.1% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2089118
- Year Admitted
- 1986 (40 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Mar 2028
Location & Contact
- Company
- Mark Diamond Attorney
- City
- Pound Ridge, NY
- County
- Westchester
- ZIP Code
- 10576
- Phone
- (917) 660-8758
Status Distribution Across the New York Bar
Mark Diamond'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 admission year (1986), other cities
NY-registered attorneys admitted in 1986 whose listed office city differs from Pound Ridge, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Mark Diamond: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~59 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1986)
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
Mark Diamond'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 Mark Diamond licensed?
Mark Diamond is licensed to practice law in New York.
When was Mark Diamond admitted to the bar?
Mark Diamond's admission to the New York bar dates back to 1986.
What company does Mark Diamond work for?
Mark Diamond is associated with Mark Diamond Attorney in Pound Ridge, NY.
Is Mark Diamond in good standing?
Yes, Mark Diamond 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.