New York attorney record · Judicial Dept 3
Thomas Alan Isler
University Of Pennsylvania Law School alumna, admitted to the New York bar in 2013, registered office in Denver, CO. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2013
- Admitted
- 13
- Years in bar
- 5101316
- NY reg #
The record in one line
Admitted in 2013, Thomas Alan Isler has built 13 years of active New York practice - more tenure than 25% of the state's currently-active attorneys.
- 13 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #573 of 881
- by tenure in Denver office peers
- Law school
- University Of Pennsylvania Law School
Data updated September 2026
What this profile tells you
Bar status & tenure
Bar number 5101316 on the New York register belongs to Thomas Alan Isler, currently in active 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 United States Attorney'S Office, located in Denver, CO, ZIP 80202. 5 other attorneys share this firm affiliation in the registry. Educational background: University of Pennsylvania Law School (1,825 registered alumni).
State context & due diligence
Thomas Alan Isler is currently part of the New York bar's active cohort, a group the breakdown below sizes against the full register.
Experience vs. the active New York bar
13 years into an active New York practice since a 2013 admission, Thomas Alan Isler sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
13 years on the New York bar
Years since admission, all currently-active NY attorneys
13 Top 75% higher than 25% 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 Denver, CO office peers
Relative to the 881 NY-registered attorneys listing Denver, CO, Thomas Alan Isler is longer-tenured than 65% (local rank #573). See the Denver attorney directory .
- Local rank
- #573
- City cohort
- 881
- Local percentile
- 65th
- Admitted
- 2013
Nearest tenure peers in Denver
- Noor Iman Alam admitted 2013 · 13 yr
- Allison Noel Angel admitted 2013 · 13 yr
- Joshua Harrison Apfel admitted 2013 · 13 yr
- Keirin Patricia Clare admitted 2013 · 13 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 Thomas compares to fellow University Of Pennsylvania Law School alumni
Among the 1,468 University Of Pennsylvania Law School graduates in the New York register, Thomas Alan Isler is longer-tenured than 47%.
13 years vs. University Of Pennsylvania Law School alumni
Years since admission - 1,468 NY-registered alumni of this school
13 Top 53% higher than 47% of 1,468 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 Pennsylvania Law School's active-bar rate
Of University Of Pennsylvania Law School's 1,825 alumni in the New York register, 79.6% currently hold "Currently registered" status, above the statewide average.
The 2013 admission class today
Of the 10,251 attorneys admitted to the New York bar in 2013, 90.5% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5101316
- Year Admitted
- 2013 (13 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Dec 2027
Location & Contact
- Company
- United States Attorney'S Office
- City
- Denver, CO
- ZIP Code
- 80202
- Phone
- (303) 454-0336
Education
Status Distribution Across the New York Bar
Thomas Alan Isler'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: United States Attorney'S Office
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure University Of Pennsylvania Law School alumni
Fellow alumni on the NY register whose admission year is closest to 2013 (excluding same-firm colleagues above).
Same admission year (2013), other cities
NY-registered attorneys admitted in 2013 whose listed office city differs from Denver, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Thomas Alan Isler: closest NY bar admission year outside CO, and closest out-of-state office cities by how many NY-registered attorneys they list (~882 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2013)
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 SearchNearby Attorneys in Denver, CO
Compare credentials side-by-side
Compare Thomas Alan Isler with similar attorneys in Denver.
Compare attorneys →Before you rely on this record
Thomas Alan Isler'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 Thomas Isler licensed?
Thomas Isler is licensed to practice law in New York.
When was Thomas Alan Isler admitted to the bar?
Thomas Alan Isler has been on the New York bar register since 2013.
Where did Thomas Alan Isler go to law school?
Thomas Alan Isler attended University of Pennsylvania Law School.
What company does Thomas Alan Isler work for?
Thomas Alan Isler is associated with United States Attorney'S Office in Denver, CO.
Is Thomas Alan Isler in good standing?
Yes, Thomas Alan Isler 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.