New York attorney record · Judicial Dept 3
Ryan Thomas Gannon
Seton Hall Law alumna, admitted to the New York bar in 2009, registered office in Roseland, NJ. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2009
- Admitted
- 17
- Years in bar
- 4711784
- NY reg #
The record in one line
Ryan Thomas Gannon has held an active New York bar license for 17 years - admitted in 2009, longer-tenured than 37% of the state's currently-active attorneys.
- 17 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 63%
- by tenure among active NY attorneys
- Law school
- Seton Hall Law
Data updated May 2026
What this profile tells you
Bar status & tenure
Ryan Thomas Gannon carries New York bar registration 4711784, an established, active practitioner in 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 Marshall Dennehey, located in Roseland, NJ, ZIP 07068. 5 other attorneys share this firm affiliation in the registry. Educational background: SETON HALL LAW (208 registered alumni).
State context & due diligence
With an established practice on record, Ryan Thomas Gannon 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
Ryan Thomas Gannon was admitted in 2009, giving 17 years on the New York register. The histogram places that tenure against every currently-active attorney in the state, taller bars hold more attorneys at that experience level.
17 years on the New York bar
Years since admission, all currently-active NY attorneys
17 Top 63% higher than 37% 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 Ryan compares to fellow Seton Hall Law alumni
Among the 204 Seton Hall Law graduates in the New York register, Ryan Thomas Gannon is longer-tenured than 32% - a school-cohort view of experience, alongside the statewide one above.
17 years vs. Seton Hall Law alumni
Years since admission - 204 NY-registered alumni of this school
17 Top 68% higher than 32% of 204 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
Seton Hall Law's active-bar rate
Of Seton Hall Law's 208 alumni in the New York register, 63.9% currently hold "Currently registered" status, below the statewide average.
Seton Hall Law alumni, active-bar rate
The 2009 admission class today
Of the 10,203 attorneys admitted to the New York bar in 2009, 84.8% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4711784
- Year Admitted
- 2009 (17 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Mar 2027
Location & Contact
- Company
- Marshall Dennehey
- City
- Roseland, NJ
- ZIP Code
- 07068
- Phone
- (973) 618-4115
Education
Status Distribution Across the New York Bar
Ryan Thomas Gannon'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.
Other Attorneys at Marshall Dennehey
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Compare attorneys →Before you rely on this record
Ryan Thomas Gannon'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 Ryan Gannon licensed?
Ryan Gannon is licensed to practice law in New York.
When was Ryan Thomas Gannon admitted to the bar?
Ryan Thomas Gannon was admitted to the bar in 2009.
Where did Ryan Thomas Gannon go to law school?
Ryan Thomas Gannon attended SETON HALL LAW.
What company does Ryan Thomas Gannon work for?
Ryan Thomas Gannon is associated with Marshall Dennehey in Roseland, NJ.
Is Ryan Thomas Gannon in good standing?
Yes, Ryan Thomas Gannon 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.