New York attorney record · Judicial Dept 1
Callen John O'Brien
University Of New South Wales, Australia alumna, admitted to the New York bar in 2001. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 2001
- Admitted
- 25
- Years in bar
- 4014593
- NY reg #
The record in one line
Callen John O'Brien carries a "Suspended, delinquent" status on the New York bar register, on record since 2001 - confirm the exact standing and any discipline history directly with the state bar before engaging.
- 25 yrs
- since first admission to the bar
- Suspended
- current bar status: "Suspended, delinquent"
- Law school
- University Of New South Wales, Australia
Data updated September 2026
What this profile tells you
Bar status & tenure
Callen John O'Brien is registered as bar number 4014593 with the New York bar authority, carrying a current status of "Suspended, delinquent", suspended or delinquent, verify terms with the bar before engaging. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Minter Ellison, located in Sydney Nsw 2000. 2 other attorneys share this firm affiliation in the registry. Educational background: UNIVERSITY OF NEW SOUTH WALES, AUSTRALIA (30 registered alumni).
State context & due diligence
A "Suspended, delinquent" status falls outside the New York bar's active cohort. The breakdown below shows what share of the register that represents, and how to verify current standing directly with the state bar.
University Of New South Wales, Australia's active-bar rate
Of University Of New South Wales, Australia's 30 alumni in the New York register, 50% currently hold "Currently registered" status, below the statewide average.
The 2001 admission class today
Of the 7,416 attorneys admitted to the New York bar in 2001, 82.5% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Suspended, delinquent
- Registration Number
- 4014593
- Year Admitted
- 2001 (25 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Jan 2027
Location & Contact
- Company
- Minter Ellison
- City
- Sydney Nsw 2000
- Phone
- (212) 909-6000
Education
Status Distribution Across the New York Bar
Callen John O'Brien's current status, "Suspended, delinquent", places this record outside 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: Minter Ellison
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
View all attorneys at this firm →Near-tenure University Of New South Wales, Australia alumni
Fellow alumni on the NY register whose admission year is closest to 2001 (excluding same-firm colleagues above).
Same admission year (2001), other cities
NY-registered attorneys admitted in 2001 whose listed office city differs from Sydney Nsw 2000, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Out-of-state NY bar peers for Callen John O'Brien with the closest admission year to 2001. Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
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 SearchBefore you rely on this record
Callen John O'Brien carries a "Suspended, delinquent" status. Verify the exact scope and dates of this action directly with the state bar before acting on it.
Frequently Asked Questions
Where is Callen O'Brien licensed?
Callen O'Brien is licensed to practice law in New York.
When was Callen John O'Brien admitted to the bar?
Callen John O'Brien's admission to the New York bar dates back to 2001.
Where did Callen John O'Brien go to law school?
Callen John O'Brien attended UNIVERSITY OF NEW SOUTH WALES, AUSTRALIA.
What company does Callen John O'Brien work for?
Callen John O'Brien is associated with Minter Ellison in Sydney Nsw 2000.
Is Callen John O'Brien in good standing?
No, Callen John O'Brien carries a "Suspended, delinquent" status, not active standing. Confirm the exact scope directly with the state bar before engaging.
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.