New York attorney record · Judicial Dept 1
Mona Diaz
Columbia University alumna, admitted to the New York bar in 1989, registered office in Arlington, VA. 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
- 2260693
- NY reg #
The record in one line
With 37 years on the register since a 1989 admission, Mona Diaz 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"
- #56 of 622
- by tenure in Arlington office peers
- Law school
- Columbia University
Data updated May 2026
What this profile tells you
Bar status & tenure
Registration 2260693 with the New York bar authority has long belonged to Mona Diaz, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
The attorney's registration lists a business address in Arlington, VA, ZIP 22201. Educational background: COLUMBIA UNIVERSITY.
State context & due diligence
After 37 years on the register, Mona Diaz 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 Mona Diaz's 37 years since admission in 1989. The histogram plots that tenure against every currently-active attorney in the state.
37 years on the New York bar
Years since admission, all currently-active NY attorneys
37 Top 21% higher than 79% of 284,296 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 · May 2026
Tenure among Arlington, VA office peers
Most of the 622 NY-registered attorneys in Arlington, VA outrank Mona Diaz on tenure; this record sits at the 9th local percentile (rank #56). 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. See the Arlington attorney directory .
- Local rank
- #56
- City cohort
- 622
- Local percentile
- 9th
- Admitted
- 1989
Nearest tenure peers in Arlington
- James Bradley Bennett admitted 1989 · 37 yr
- Rene Yvette Blocker admitted 1989 · 37 yr
- Kevin Barry Dent admitted 1989 · 37 yr
- Robert Bradley Dobeck admitted 1989 · 37 yr
Source: NY Office of Court Administration Attorney Registration · as of May 2026. Derived local rank, not published upstream.
How Mona compares to fellow Columbia University alumni
Among the 1,236 Columbia University graduates in the New York register, Mona Diaz is longer-tenured than 90% - a school-cohort view of experience, alongside the statewide one above.
37 years vs. Columbia University alumni
Years since admission - 1,236 NY-registered alumni of this school
37 Top 10% higher than 90% of 1,236 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 · May 2026
The 1989 admission class today
Of the 6,247 attorneys admitted to the New York bar in 1989, 70.8% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2260693
- Year Admitted
- 1989 (37 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Dec 2027
Location & Contact
- City
- Arlington, VA
- ZIP Code
- 22201
- Phone
- (703) 562-4641
Education
COLUMBIA UNIVERSITY
Status Distribution Across the New York Bar
Mona Diaz's current status, "Currently registered", places this attorney in the 66.2% of the 429,620-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.
Verify This Attorney
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Compare credentials side-by-side
Compare Mona Diaz with similar attorneys in Arlington.
Compare attorneys →Before you rely on this record
Mona Diaz'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 Mona Diaz licensed?
Mona Diaz is licensed to practice law in New York.
When was Mona Diaz admitted to the bar?
Mona Diaz's admission to the New York bar dates back to 1989.
Where did Mona Diaz go to law school?
Mona Diaz attended COLUMBIA UNIVERSITY.
Is Mona Diaz in good standing?
Yes, Mona Diaz holds active bar status ("Currently registered").
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.