New York attorney record · Judicial Dept 1
Colleen Mary Hart
Columbia University alumna, admitted to the New York bar in 2000, registered office in Los Angeles, CA. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 2000
- Admitted
- 26
- Years in bar
- 3898822
- NY reg #
The record in one line
With 26 years on the register since a 2000 admission, Colleen Mary Hart ranks among the New York bar's most senior active practitioners, longer-tenured than 62% of the currently-active bar.
- 26 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #767 of 2,872
- by tenure in Los Angeles office peers
- Law school
- Columbia University
Data updated September 2026
What this profile tells you
Bar status & tenure
Registration 3898822 with the New York bar authority has long belonged to Colleen Mary Hart, 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
Practice address is listed under Proskauer Rose LLP, located in Los Angeles, CA, ZIP 90067. 5 other attorneys share this firm affiliation in the registry. Educational background: COLUMBIA UNIVERSITY.
State context & due diligence
After 26 years on the register, Colleen Mary Hart 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 Colleen Mary Hart's 26 years since admission in 2000.
26 years on the New York bar
Years since admission, all currently-active NY attorneys
26 Top 38% higher than 62% 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 Los Angeles, CA office peers
Colleen Mary Hart is earlier in the Los Angeles, CA office cohort than most peers: local tenure rank #767 of 2,872 (27th percentile). See the Los Angeles attorney directory .
- Local rank
- #767
- City cohort
- 2,872
- Local percentile
- 27th
- Admitted
- 2000
Nearest tenure peers in Los Angeles
- Howard K. Alperin admitted 2000 · 26 yr
- Joel Michael Athey admitted 2000 · 26 yr
- Jonathan M. Barnett admitted 2000 · 26 yr
- Beth Susan Bergman admitted 2000 · 26 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 Colleen compares to fellow Columbia University alumni
Among the 1,229 Columbia University graduates in the New York register, Colleen Mary Hart is longer-tenured than 41%.
26 years vs. Columbia University alumni
Years since admission - 1,229 NY-registered alumni of this school
26 Top 59% higher than 41% 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 2000 admission class today
Of the 7,585 attorneys admitted to the New York bar in 2000, 63.8% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 3898822
- Year Admitted
- 2000 (26 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Oct 2026
Location & Contact
- Company
- Proskauer Rose LLP
- City
- Los Angeles, CA
- ZIP Code
- 90067
- Phone
- (310) 284-4519
Education
COLUMBIA UNIVERSITY
Status Distribution Across the New York Bar
Colleen Mary Hart'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: Proskauer Rose 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 2000 (excluding same-firm colleagues above).
Same admission year (2000), other cities
NY-registered attorneys admitted in 2000 whose listed office city differs from Los Angeles, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Colleen Mary Hart: closest NY bar admission year outside CA, and closest out-of-state office cities by how many NY-registered attorneys they list (~2,873 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2000)
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 Los Angeles, CA
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Compare Colleen Mary Hart with similar attorneys in Los Angeles.
Compare attorneys →Before you rely on this record
Colleen Mary Hart'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 Colleen Hart licensed?
Colleen Hart is licensed to practice law in New York.
When was Colleen Mary Hart admitted to the bar?
Colleen Mary Hart's admission to the New York bar dates back to 2000.
Where did Colleen Mary Hart go to law school?
Colleen Mary Hart attended COLUMBIA UNIVERSITY.
What company does Colleen Mary Hart work for?
Colleen Mary Hart is associated with Proskauer Rose LLP in Los Angeles, CA.
Is Colleen Mary Hart in good standing?
Yes, Colleen Mary Hart 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.