New York attorney record · Judicial Dept 3
Jacob Sergei Okun
Harvard alumna, admitted to the New York bar in 2001, registered office in Tarrytown, NY. 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
- 3932100
- NY reg #
The record in one line
With 25 years on the register since a 2001 admission, Jacob Sergei Okun ranks among the New York bar's most senior active practitioners, longer-tenured than 62% of the currently-active bar.
- 25 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #188 of 403
- by tenure in Tarrytown office peers
- Law school
- Harvard
Data updated August 2026
What this profile tells you
Bar status & tenure
Registration 3932100 with the New York bar authority has long belonged to Jacob Sergei Okun, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
The attorney's registration lists a business address in Tarrytown, NY (Westchester County), ZIP 10591. Educational background: HARVARD (7,182 registered alumni).
State context & due diligence
After 25 years on the register, Jacob Sergei Okun 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 Jacob Sergei Okun's 25 years since admission in 2001.
25 years on the New York bar
Years since admission, all currently-active NY attorneys
25 Top 38% higher than 62% 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 Tarrytown, NY office peers
Relative to the 403 NY-registered attorneys listing Tarrytown, NY, Jacob Sergei Okun is longer-tenured than 46% (local rank #188). See the Tarrytown attorney directory .
- Local rank
- #188
- City cohort
- 403
- Local percentile
- 46th
- Admitted
- 2001
Nearest tenure peers in Tarrytown
- Michael Benjamin Bass admitted 2001 · 25 yr
- Keith D Grace admitted 2001 · 25 yr
- Chang Sik Kim admitted 2001 · 25 yr
- Mark Arthur Saltzman admitted 2001 · 25 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.
How Jacob compares to fellow Harvard alumni
Among the 3,045 Harvard graduates in the New York register, Jacob Sergei Okun is longer-tenured than 46%.
25 years vs. Harvard alumni
Years since admission - 3,045 NY-registered alumni of this school
25 Top 54% higher than 46% of 3,045 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 · August 2026
Harvard's active-bar rate
Of Harvard's 7,182 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
- Currently registered
- Registration Number
- 3932100
- Year Admitted
- 2001 (25 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Feb 2027
Location & Contact
- City
- Tarrytown, NY
- County
- Westchester
- ZIP Code
- 10591
- Phone
- (917) 838-5136
Education
Status Distribution Across the New York Bar
Jacob Sergei Okun'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 Harvard alumni
Fellow alumni on the NY register whose admission year is closest to 2001 .
Same admission year (2001), other cities
NY-registered attorneys admitted in 2001 whose listed office city differs from Tarrytown, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Jacob Sergei Okun: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~404 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2001)
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
Jacob Sergei Okun'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 Jacob Okun licensed?
Jacob Okun is licensed to practice law in New York.
When was Jacob Sergei Okun admitted to the bar?
Jacob Sergei Okun's admission to the New York bar dates back to 2001.
Where did Jacob Sergei Okun go to law school?
Jacob Sergei Okun attended HARVARD.
Is Jacob Sergei Okun in good standing?
Yes, Jacob Sergei Okun 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.