New York attorney record · Judicial Dept 3
Gilles Jean Yves Thieffry
University Pennsylvania alumna, admitted to the New York bar in 1995. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1995
- Admitted
- 31
- Years in bar
- 2691897
- NY reg #
The record in one line
With 31 years on the register since a 1995 admission, Gilles Jean Yves Thieffry ranks among the New York bar's most senior active practitioners, longer-tenured than 71% of the currently-active bar.
- 31 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 29%
- by tenure among active NY attorneys
- Law school
- University Pennsylvania
Data updated May 2026
What this profile tells you
Bar status & tenure
Registration 2691897 with the New York bar authority has long belonged to Gilles Jean Yves Thieffry, 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
Practice address is listed under Gt Law, located in 1294 Genthod. Educational background: UNIVERSITY PENNSYLVANIA (158 registered alumni).
State context & due diligence
After 31 years on the register, Gilles Jean Yves Thieffry 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 Gilles Jean Yves Thieffry's 31 years since admission in 1995. The histogram plots that tenure against every currently-active attorney in the state.
31 years on the New York bar
Years since admission, all currently-active NY attorneys
31 Top 29% higher than 71% 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 Gilles compares to fellow University Pennsylvania alumni
Among the 127 University Pennsylvania graduates in the New York register, Gilles Jean Yves Thieffry is longer-tenured than 5% - a school-cohort view of experience, alongside the statewide one above.
31 years vs. University Pennsylvania alumni
Years since admission - 127 NY-registered alumni of this school
31 Top 95% higher than 5% of 127 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
University Pennsylvania's active-bar rate
Of University Pennsylvania's 158 alumni in the New York register, 50.6% currently hold "Currently registered" status, below the statewide average.
University Pennsylvania alumni, active-bar rate
The 1995 admission class today
Of the 6,807 attorneys admitted to the New York bar in 1995, 78% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2691897
- Year Admitted
- 1995 (31 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Sep 2027
Location & Contact
- Company
- Gt Law
- City
- 1294 Genthod
- Phone
- 41 22 7740397
Education
Status Distribution Across the New York Bar
Gilles Jean Yves Thieffry'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.
Verify This Attorney
Verify on NY Courts Attorney SearchBefore you rely on this record
Gilles Jean Yves Thieffry'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 Gilles Thieffry licensed?
Gilles Thieffry is licensed to practice law in New York.
When was Gilles Jean Yves Thieffry admitted to the bar?
Gilles Jean Yves Thieffry's admission to the New York bar dates back to 1995.
Where did Gilles Jean Yves Thieffry go to law school?
Gilles Jean Yves Thieffry attended UNIVERSITY PENNSYLVANIA.
What company does Gilles Jean Yves Thieffry work for?
Gilles Jean Yves Thieffry is associated with Gt Law in 1294 Genthod.
Is Gilles Jean Yves Thieffry in good standing?
Yes, Gilles Jean Yves Thieffry 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.