New York attorney record · Judicial Dept 2
Arthur Thomas O'Reilly
University Of Notre Dame alumna, admitted to the New York bar in 2003, registered office in Detroit, MI. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2003
- Admitted
- 23
- Years in bar
- 4097713
- NY reg #
The record in one line
Arthur Thomas O'Reilly has held an active New York bar license for 23 years - admitted in 2003, longer-tenured than 51% of the state's currently-active attorneys.
- 23 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #46 of 154
- by tenure in Detroit office peers
- Law school
- University Of Notre Dame
Data updated September 2026
What this profile tells you
Bar status & tenure
Arthur Thomas O'Reilly carries New York bar registration 4097713, an established, active practitioner in good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Jones Day, located in Detroit, MI, ZIP 48226. 5 other attorneys share this firm affiliation in the registry. Educational background: UNIVERSITY OF NOTRE DAME (247 registered alumni).
State context & due diligence
With an established practice on record, Arthur Thomas O'Reilly 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
Arthur Thomas O'Reilly was admitted in 2003, giving 23 years on the New York register.
23 years on the New York bar
Years since admission, all currently-active NY attorneys
23 Top 49% higher than 51% 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
Tenure among Detroit, MI office peers
Arthur Thomas O'Reilly is toward the newer end of Detroit, MI's NY register cohort: #46 of 154 by years since admission. See the Detroit attorney directory .
- Local rank
- #46
- City cohort
- 154
- Local percentile
- 29th
- Admitted
- 2003
Nearest tenure peers in Detroit
- Richard Alex Bierschbach admitted 2003 · 23 yr
- Robin Harding Kyle admitted 2003 · 23 yr
- Melonie Lynn Mckenzie Stothers admitted 2003 · 23 yr
- Philip Anthony Ragan admitted 2003 · 23 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 September 2026. Derived local rank, not published upstream.
How Arthur compares to fellow University Of Notre Dame alumni
Among the 137 University Of Notre Dame graduates in the New York register, Arthur Thomas O'Reilly is longer-tenured than 40%.
23 years vs. University Of Notre Dame alumni
Years since admission - 137 NY-registered alumni of this school
23 Top 60% higher than 40% of 137 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 · September 2026
University Of Notre Dame's active-bar rate
Of University Of Notre Dame's 247 alumni in the New York register, 65.6% currently hold "Currently registered" status, below the statewide average.
The 2003 admission class today
Of the 8,250 attorneys admitted to the New York bar in 2003, 83.9% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4097713
- Year Admitted
- 2003 (23 yrs · senior)
- Judicial Department
- 2
- Next Registration
- Aug 2027
Location & Contact
- Company
- Jones Day
- City
- Detroit, MI
- ZIP Code
- 48226
- Phone
- (313) 230-7925
Education
Status Distribution Across the New York Bar
Arthur Thomas O'Reilly'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.
Same firm affiliation: Jones Day
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure University Of Notre Dame alumni
Fellow alumni on the NY register whose admission year is closest to 2003 (excluding same-firm colleagues above).
Same admission year (2003), other cities
NY-registered attorneys admitted in 2003 whose listed office city differs from Detroit, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Arthur Thomas O'Reilly: closest NY bar admission year outside MI, and closest out-of-state office cities by how many NY-registered attorneys they list (~155 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2003)
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
Arthur Thomas O'Reilly'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 Arthur O'Reilly licensed?
Arthur O'Reilly is licensed to practice law in New York.
When was Arthur Thomas O'Reilly admitted to the bar?
Arthur Thomas O'Reilly was admitted to the bar in 2003.
Where did Arthur Thomas O'Reilly go to law school?
Arthur Thomas O'Reilly attended UNIVERSITY OF NOTRE DAME.
What company does Arthur Thomas O'Reilly work for?
Arthur Thomas O'Reilly is associated with Jones Day in Detroit, MI.
Is Arthur Thomas O'Reilly in good standing?
Yes, Arthur Thomas O'Reilly 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.