New York attorney record · Judicial Dept 1
Ona Adaeze Nwanna Oshen
University Of The Witwatersrand alumna, admitted to the New York bar in 2010. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2010
- Admitted
- 16
- Years in bar
- 4815619
- NY reg #
The record in one line
Ona Adaeze Nwanna Oshen has held an active New York bar license for 16 years - admitted in 2010, longer-tenured than 38% of the state's currently-active attorneys.
- 16 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 62%
- by tenure among active NY attorneys
- Law school
- University Of The Witwatersrand
Data updated September 2026
What this profile tells you
Bar status & tenure
Ona Adaeze Nwanna Oshen carries New York bar registration 4815619, an established, active practitioner in good standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
The attorney's registration lists a business address in Toronto, Ontario. Educational background: UNIVERSITY OF THE WITWATERSRAND (17 registered alumni).
State context & due diligence
With an established practice on record, Ona Adaeze Nwanna Oshen remains inside the New York bar's active cohort - see below for how that share of the register compares.
Experience vs. the active New York bar
Ona Adaeze Nwanna Oshen was admitted in 2010, giving 16 years on the New York register.
16 years on the New York bar
Years since admission, all currently-active NY attorneys
16 Top 62% higher than 38% 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 · September 2026
University Of The Witwatersrand's active-bar rate
Of University Of The Witwatersrand's 17 alumni in the New York register, 76.5% currently hold "Currently registered" status, above the statewide average.
The 2010 admission class today
Of the 10,128 attorneys admitted to the New York bar in 2010, 69.6% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4815619
- Year Admitted
- 2010 (16 yrs · senior)
- Judicial Department
- 1
- Next Registration
- Oct 2026
Location & Contact
- City
- Toronto, Ontario
- Phone
- (416) 650-8208
Education
Status Distribution Across the New York Bar
Ona Adaeze Nwanna Oshen'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 University Of The Witwatersrand alumni
Fellow alumni on the NY register whose admission year is closest to 2010 .
Same admission year (2010), other cities
NY-registered attorneys admitted in 2010 whose listed office city differs from Toronto, Ontario, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Out-of-state NY bar peers for Ona Adaeze Nwanna Oshen with the closest admission year to 2010. 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
Ona Adaeze Nwanna Oshen'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 Ona Oshen licensed?
Ona Oshen is licensed to practice law in New York.
When was Ona Adaeze Nwanna Oshen admitted to the bar?
Ona Adaeze Nwanna Oshen was admitted to the bar in 2010.
Where did Ona Adaeze Nwanna Oshen go to law school?
Ona Adaeze Nwanna Oshen attended UNIVERSITY OF THE WITWATERSRAND.
Is Ona Adaeze Nwanna Oshen in good standing?
Yes, Ona Adaeze Nwanna Oshen 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.