New York attorney record · Judicial Dept 3
Oisin O'Callaghan
Duke Law alumna, admitted to the New York bar in 2018, registered office in Oakland, CA. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2018
- Admitted
- 8
- Years in bar
- 5608914
- NY reg #
The record in one line
Admitted in 2018, Oisin O'Callaghan has built 8 years of active New York practice - more tenure than 12% of the state's currently-active attorneys.
- 8 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 88%
- by tenure among active NY attorneys
- Law school
- Duke Law
Data updated May 2026
What this profile tells you
Bar status & tenure
Bar number 5608914 on the New York register belongs to Oisin O'Callaghan, currently in active 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 Fivetran Inc, located in Oakland, CA, ZIP 94612. Educational background: DUKE LAW.
State context & due diligence
Oisin O'Callaghan is currently part of the New York bar's active cohort, a group the breakdown below sizes against the full register.
Experience vs. the active New York bar
8 years into an active New York practice since a 2018 admission, Oisin O'Callaghan sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
8 years on the New York bar
Years since admission, all currently-active NY attorneys
8 Top 88% higher than 12% 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
The 2018 admission class today
Of the 8,750 attorneys admitted to the New York bar in 2018, 73.2% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5608914
- Year Admitted
- 2018 (8 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Nov 2026
Location & Contact
- Company
- Fivetran Inc
- City
- Oakland, CA
- ZIP Code
- 94612
- Phone
- (551) 666-0318
Education
DUKE LAW
Status Distribution Across the New York Bar
Oisin O'Callaghan'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.
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Compare attorneys →Before you rely on this record
Oisin O'Callaghan'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 Oisin O'Callaghan licensed?
Oisin O'Callaghan is licensed to practice law in New York.
When was Oisin O'Callaghan admitted to the bar?
Oisin O'Callaghan has been on the New York bar register since 2018.
Where did Oisin O'Callaghan go to law school?
Oisin O'Callaghan attended DUKE LAW.
What company does Oisin O'Callaghan work for?
Oisin O'Callaghan is associated with Fivetran Inc in Oakland, CA.
Is Oisin O'Callaghan in good standing?
Yes, Oisin O'Callaghan 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.