New York attorney record · Judicial Dept 4
John Arthur Sheehan
Mcgeorge alumna, admitted to the New York bar in 1990, 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.
- 1990
- Admitted
- 36
- Years in bar
- 2342590
- NY reg #
The record in one line
With 36 years on the register since a 1990 admission, John Arthur Sheehan ranks among the New York bar's most senior active practitioners, longer-tenured than 79% of the currently-active bar.
- 36 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #392 of 2,872
- by tenure in Los Angeles office peers
- Law school
- Mcgeorge
Data updated August 2026
What this profile tells you
Bar status & tenure
Registration 2342590 with the New York bar authority has long belonged to John Arthur Sheehan, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 4, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under The Barnes Firm, L.C, located in Los Angeles, CA, ZIP 90071. Educational background: MCGEORGE (21 registered alumni).
State context & due diligence
After 36 years on the register, John Arthur Sheehan 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 John Arthur Sheehan's 36 years since admission in 1990.
36 years on the New York bar
Years since admission, all currently-active NY attorneys
36 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 · August 2026
Tenure among Los Angeles, CA office peers
John Arthur Sheehan is earlier in the Los Angeles, CA office cohort than most peers: local tenure rank #392 of 2,872 (14th percentile). See the Los Angeles attorney directory .
- Local rank
- #392
- City cohort
- 2,872
- Local percentile
- 14th
- Admitted
- 1990
Nearest tenure peers in Los Angeles
- Monique Herbst Altheim admitted 1990 · 36 yr
- Kary William Antholis admitted 1990 · 36 yr
- Stuart Alan Banner admitted 1990 · 36 yr
- Daniel P. Ben-Zvi admitted 1990 · 36 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.
Mcgeorge's active-bar rate
Of Mcgeorge's 21 alumni in the New York register, 66.7% currently hold "Currently registered" status, below the statewide average.
The 1990 admission class today
Of the 6,112 attorneys admitted to the New York bar in 1990, 56.3% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2342590
- Year Admitted
- 1990 (36 yrs · veteran)
- Judicial Department
- 4
- Next Registration
- Apr 2028
Location & Contact
- Company
- The Barnes Firm, L.C
- City
- Los Angeles, CA
- ZIP Code
- 90071
- Phone
- (800) 800-8000
Education
Status Distribution Across the New York Bar
John Arthur Sheehan'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.
Near-tenure Mcgeorge alumni
Fellow alumni on the NY register whose admission year is closest to 1990 (excluding same-firm colleagues above).
Same admission year (1990), other cities
NY-registered attorneys admitted in 1990 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 John Arthur Sheehan: 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 (~1990)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
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Compare attorneys →Before you rely on this record
John Arthur Sheehan'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 John Sheehan licensed?
John Sheehan is licensed to practice law in New York.
When was John Arthur Sheehan admitted to the bar?
John Arthur Sheehan's admission to the New York bar dates back to 1990.
Where did John Arthur Sheehan go to law school?
John Arthur Sheehan attended MCGEORGE.
What company does John Arthur Sheehan work for?
John Arthur Sheehan is associated with The Barnes Firm, L.C in Los Angeles, CA.
Is John Arthur Sheehan in good standing?
Yes, John Arthur Sheehan 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.