New York attorney record · Judicial Dept 3
Umberto Hassan
Stanford Law School alumna, admitted to the New York bar in 2016. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2016
- Admitted
- 10
- Years in bar
- 5430376
- NY reg #
The record in one line
Admitted in 2016, Umberto Hassan has built 10 years of active New York practice - more tenure than 24% of the state's currently-active attorneys.
- 10 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 76%
- by tenure among active NY attorneys
- Law school
- Stanford Law School
Data updated May 2026
What this profile tells you
Bar status & tenure
Bar number 5430376 on the New York register belongs to Umberto Hassan, 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 Sullivan & Cromwell LLP, located in London Ec4a 1an. 5 other attorneys share this firm affiliation in the registry. Educational background: Stanford Law School (1,469 registered alumni).
State context & due diligence
Umberto Hassan 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
10 years into an active New York practice since a 2016 admission, Umberto Hassan sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
10 years on the New York bar
Years since admission, all currently-active NY attorneys
10 Top 76% higher than 24% 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
How Umberto compares to fellow Stanford Law School alumni
Among the 1,186 Stanford Law School graduates in the New York register, Umberto Hassan is longer-tenured than 50% - a school-cohort view of experience, alongside the statewide one above.
10 years vs. Stanford Law School alumni
Years since admission - 1,186 NY-registered alumni of this school
10 Top 50% higher than 50% of 1,186 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 · May 2026
Stanford Law School's active-bar rate
Of Stanford Law School's 1,469 alumni in the New York register, 79% currently hold "Currently registered" status, above the statewide average.
Stanford Law School alumni, active-bar rate
The 2016 admission class today
Of the 8,420 attorneys admitted to the New York bar in 2016, 72.1% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5430376
- Year Admitted
- 2016 (10 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Feb 2028
Location & Contact
- Company
- Sullivan & Cromwell LLP
- City
- London Ec4a 1an
- Phone
- +44-20-7959-8900
Education
Status Distribution Across the New York Bar
Umberto Hassan'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.
Other Attorneys at Sullivan & Cromwell LLP
Verify This Attorney
Verify on NY Courts Attorney SearchBefore you rely on this record
Umberto Hassan'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 Umberto Hassan licensed?
Umberto Hassan is licensed to practice law in New York.
When was Umberto Hassan admitted to the bar?
Umberto Hassan has been on the New York bar register since 2016.
Where did Umberto Hassan go to law school?
Umberto Hassan attended Stanford Law School.
What company does Umberto Hassan work for?
Umberto Hassan is associated with Sullivan & Cromwell LLP in London Ec4a 1an.
Is Umberto Hassan in good standing?
Yes, Umberto Hassan 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.