New York attorney record · Judicial Dept 3
Alexander Joshua Costin
Stanford Law School alumna, admitted to the New York bar in 2022, registered office in New York, NY. As a recent entrant to the registry, this record's status, address, and admission date come straight from the NY Office of Court Administration.
- 2022
- Admitted
- 4
- Years in bar
- 5915384
- NY reg #
The record in one line
Alexander Joshua Costin appears in the New York attorney register with a current status of "Due to reregister within 30 days of birthday", on record since 2022 - an administrative designation rather than discipline, but confirm current standing with the state bar.
- 4 yrs
- since first admission to the bar
- Pending-renewal
- current bar status: "Due to reregister within 30 days of birthday"
- Law school
- Stanford Law School
Data updated May 2026
What this profile tells you
Bar status & tenure
Alexander Joshua Costin is registered as bar number 5915384 with the New York bar authority, carrying a current status of "Due to reregister within 30 days of birthday", a routine periodic-renewal reminder, not discipline. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Debevoise & Plimpton LLP, located in New York, NY (New York County), ZIP 10001. 5 other attorneys share this firm affiliation in the registry. Educational background: Stanford Law School (1,469 registered alumni).
State context & due diligence
A "Due to reregister within 30 days of birthday" status falls outside the New York bar's active cohort for now. The breakdown below shows what share of the register that represents.
How Alexander compares to fellow Stanford Law School alumni
Among the 1,186 Stanford Law School graduates in the New York register, Alexander Joshua Costin is longer-tenured than 0% - a school-cohort view of experience, alongside the statewide one above.
4 years vs. Stanford Law School alumni
Years since admission - 1,186 NY-registered alumni of this school
4 Top 100% higher than 0% 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 2022 admission class today
Of the 7,736 attorneys admitted to the New York bar in 2022, 75.2% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Due to reregister within 30 days of birthday
- Registration Number
- 5915384
- Year Admitted
- 2022 (4 yrs · early career)
- Judicial Department
- 3
- Next Registration
- Apr 2026
Location & Contact
- Company
- Debevoise & Plimpton LLP
- City
- New York, NY
- County
- New York
- ZIP Code
- 10001
- Phone
- (212) 909-7441
Education
Status Distribution Across the New York Bar
Alexander Joshua Costin's current status, "Due to reregister within 30 days of birthday", places this record outside 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 Debevoise & Plimpton LLP
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Alexander Joshua Costin is currently listed as "Due to reregister within 30 days of birthday", treat that as a registration fact to confirm, not a verdict on quality.
Frequently Asked Questions
Where is Alexander Costin licensed?
Alexander Costin is licensed to practice law in New York.
When was Alexander Joshua Costin admitted to the bar?
Alexander Joshua Costin was admitted to the New York bar in 2022, 4 years ago.
Where did Alexander Joshua Costin go to law school?
Alexander Joshua Costin attended Stanford Law School.
What company does Alexander Joshua Costin work for?
Alexander Joshua Costin is associated with Debevoise & Plimpton LLP in New York, NY.
Is Alexander Joshua Costin in good standing?
Not currently, Alexander Joshua Costin's listed status is "Due to reregister within 30 days of birthday", not active standing. Confirm current status with the state bar.
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.