New York attorney record · Judicial Dept 3
Mary Kathleen Treanor
Washington University St. Louis School Of Law alumna, admitted to the New York bar in 2015, registered office in Mount Laurel, NJ. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2015
- Admitted
- 11
- Years in bar
- 5348305
- NY reg #
The record in one line
Admitted in 2015, Mary Kathleen Treanor has built 11 years of active New York practice - more tenure than 25% of the state's currently-active attorneys.
- 11 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #57 of 79
- by tenure in Mount Laurel office peers
- Law school
- Washington University St. Louis School Of Law
Data updated September 2026
What this profile tells you
Bar status & tenure
Bar number 5348305 on the New York register belongs to Mary Kathleen Treanor, 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 Td Bank, Na, located in Mount Laurel, NJ, ZIP 08054. 2 other attorneys share this firm affiliation in the registry. Educational background: Washington University St. Louis School of Law (909 registered alumni).
State context & due diligence
Mary Kathleen Treanor 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
11 years into an active New York practice since a 2015 admission, Mary Kathleen Treanor sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
11 years on the New York bar
Years since admission, all currently-active NY attorneys
11 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 Mount Laurel, NJ office peers
Against Mount Laurel, NJ's 79-attorney NY register cohort, Mary Kathleen Treanor lands at the 71st tenure percentile (rank #57). See the Mount Laurel attorney directory .
- Local rank
- #57
- City cohort
- 79
- Local percentile
- 71st
- Admitted
- 2015
Nearest tenure peers in Mount Laurel
- Matthew David Fox admitted 2015 · 11 yr
- Mariah E. Murphy admitted 2015 · 11 yr
- Miriam S. Edelstein admitted 2016 · 10 yr
- James Francis Monagle admitted 2016 · 10 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 Mary compares to fellow Washington University St. Louis School Of Law alumni
Among the 854 Washington University St. Louis School Of Law graduates in the New York register, Mary Kathleen Treanor is longer-tenured than 66%.
11 years vs. Washington University St. Louis School Of Law alumni
Years since admission - 854 NY-registered alumni of this school
11 Top 34% higher than 66% of 854 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
Washington University St. Louis School Of Law's active-bar rate
Of Washington University St. Louis School Of Law's 909 alumni in the New York register, 85.4% currently hold "Currently registered" status, above the statewide average.
The 2015 admission class today
Of the 8,867 attorneys admitted to the New York bar in 2015, 93% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5348305
- Year Admitted
- 2015 (11 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Mar 2027
Location & Contact
- Company
- Td Bank, Na
- City
- Mount Laurel, NJ
- ZIP Code
- 08054
- Phone
- (215) 534-1391
Status Distribution Across the New York Bar
Mary Kathleen Treanor'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: Td Bank, Na
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
View all attorneys at this firm →Near-tenure Washington University St. Louis School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 2015 (excluding same-firm colleagues above).
Same admission year (2015), other cities
NY-registered attorneys admitted in 2015 whose listed office city differs from Mount Laurel, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Mary Kathleen Treanor: closest NY bar admission year outside NJ, and closest out-of-state office cities by how many NY-registered attorneys they list (~80 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2015)
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 Mount Laurel, NJ
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Compare Mary Kathleen Treanor with similar attorneys in Mount Laurel.
Compare attorneys →Before you rely on this record
Mary Kathleen Treanor'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 Mary Treanor licensed?
Mary Treanor is licensed to practice law in New York.
When was Mary Kathleen Treanor admitted to the bar?
Mary Kathleen Treanor has been on the New York bar register since 2015.
Where did Mary Kathleen Treanor go to law school?
Mary Kathleen Treanor attended Washington University St. Louis School of Law.
What company does Mary Kathleen Treanor work for?
Mary Kathleen Treanor is associated with Td Bank, Na in Mount Laurel, NJ.
Is Mary Kathleen Treanor in good standing?
Yes, Mary Kathleen Treanor 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.