New York attorney record · Judicial Dept 3
Mathew Stuart Rosengart
Boston College alumna, admitted to the New York bar in 1988, 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.
- 1988
- Admitted
- 38
- Years in bar
- 2203719
- NY reg #
The record in one line
With 38 years on the register since a 1988 admission, Mathew Stuart Rosengart ranks among the New York bar's most senior active practitioners, longer-tenured than 79% of the currently-active bar.
- 38 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #325 of 2,872
- by tenure in Los Angeles office peers
- Law school
- Boston College
Data updated September 2026
What this profile tells you
Bar status & tenure
Registration 2203719 with the New York bar authority has long belonged to Mathew Stuart Rosengart, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Greenberg Traurig, LLP, located in Los Angeles, CA, ZIP 90067. 5 other attorneys share this firm affiliation in the registry. Educational background: BOSTON COLLEGE.
State context & due diligence
After 38 years on the register, Mathew Stuart Rosengart 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 Mathew Stuart Rosengart's 38 years since admission in 1988.
38 years on the New York bar
Years since admission, all currently-active NY attorneys
38 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 Los Angeles, CA office peers
Mathew Stuart Rosengart is earlier in the Los Angeles, CA office cohort than most peers: local tenure rank #325 of 2,872 (11th percentile). See the Los Angeles attorney directory .
- Local rank
- #325
- City cohort
- 2,872
- Local percentile
- 11th
- Admitted
- 1988
Nearest tenure peers in Los Angeles
- Gary Scott Adwar admitted 1988 · 38 yr
- Maurice Jacques Attie admitted 1988 · 38 yr
- Mark D. Bisgeier admitted 1988 · 38 yr
- Daniel Clivner 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 Mathew compares to fellow Boston College alumni
Among the 788 Boston College graduates in the New York register, Mathew Stuart Rosengart is longer-tenured than 90%.
38 years vs. Boston College alumni
Years since admission - 788 NY-registered alumni of this school
38 Top 10% higher than 90% of 788 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 1988 admission class today
Of the 6,238 attorneys admitted to the New York bar in 1988, 56.7% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2203719
- Year Admitted
- 1988 (38 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Feb 2028
Location & Contact
- Company
- Greenberg Traurig, LLP
- City
- Los Angeles, CA
- ZIP Code
- 90067
- Phone
- (310) 614-1911
Education
BOSTON COLLEGE
Status Distribution Across the New York Bar
Mathew Stuart Rosengart'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: Greenberg Traurig, LLP
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Boston College alumni
Fellow alumni on the NY register whose admission year is closest to 1988 (excluding same-firm colleagues above).
Same admission year (1988), other cities
NY-registered attorneys admitted in 1988 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 Mathew Stuart Rosengart: 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 (~1988)
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
Compare credentials side-by-side
Compare Mathew Stuart Rosengart with similar attorneys in Los Angeles.
Compare attorneys →Before you rely on this record
Mathew Stuart Rosengart'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 Mathew Rosengart licensed?
Mathew Rosengart is licensed to practice law in New York.
When was Mathew Stuart Rosengart admitted to the bar?
Mathew Stuart Rosengart's admission to the New York bar dates back to 1988.
Where did Mathew Stuart Rosengart go to law school?
Mathew Stuart Rosengart attended BOSTON COLLEGE.
What company does Mathew Stuart Rosengart work for?
Mathew Stuart Rosengart is associated with Greenberg Traurig, LLP in Los Angeles, CA.
Is Mathew Stuart Rosengart in good standing?
Yes, Mathew Stuart Rosengart 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.