New York attorney record · Judicial Dept 3
Matthew Henry Kamens
Columbia University alumna, admitted to the New York bar in 1996, registered office in Philadelphia, PA. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1996
- Admitted
- 30
- Years in bar
- 2771434
- NY reg #
The record in one line
With 30 years on the register since a 1996 admission, Matthew Henry Kamens ranks among the New York bar's most senior active practitioners, longer-tenured than 71% of the currently-active bar.
- 30 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #326 of 1,853
- by tenure in Philadelphia office peers
- Law school
- Columbia University
Data updated September 2026
What this profile tells you
Bar status & tenure
Registration 2771434 with the New York bar authority has long belonged to Matthew Henry Kamens, 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 Cozen O'Connor, located in Philadelphia, PA, ZIP 19103. 5 other attorneys share this firm affiliation in the registry. Educational background: COLUMBIA UNIVERSITY.
State context & due diligence
After 30 years on the register, Matthew Henry Kamens 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 Matthew Henry Kamens's 30 years since admission in 1996.
30 years on the New York bar
Years since admission, all currently-active NY attorneys
30 Top 29% higher than 71% 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 Philadelphia, PA office peers
Matthew Henry Kamens is earlier in the Philadelphia, PA office cohort than most peers: local tenure rank #326 of 1,853 (18th percentile). See the Philadelphia attorney directory .
- Local rank
- #326
- City cohort
- 1,853
- Local percentile
- 18th
- Admitted
- 1996
Nearest tenure peers in Philadelphia
- Amanda Susan Aronoff admitted 1996 · 30 yr
- Barry Stuart Brownstein admitted 1996 · 30 yr
- Joseph Thomas Cleary admitted 1996 · 30 yr
- Laetitia Boisson Creech admitted 1996 · 30 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 Matthew compares to fellow Columbia University alumni
Among the 1,229 Columbia University graduates in the New York register, Matthew Henry Kamens is longer-tenured than 66%.
30 years vs. Columbia University alumni
Years since admission - 1,229 NY-registered alumni of this school
30 Top 34% higher than 66% of 1,229 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
The 1996 admission class today
Of the 6,887 attorneys admitted to the New York bar in 1996, 62.8% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2771434
- Year Admitted
- 1996 (30 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Dec 2026
Location & Contact
- Company
- Cozen O'Connor
- City
- Philadelphia, PA
- ZIP Code
- 19103
- Phone
- (215) 665-2079
Education
COLUMBIA UNIVERSITY
Status Distribution Across the New York Bar
Matthew Henry Kamens'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: Cozen O'Connor
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Columbia University alumni
Fellow alumni on the NY register whose admission year is closest to 1996 (excluding same-firm colleagues above).
Same admission year (1996), other cities
NY-registered attorneys admitted in 1996 whose listed office city differs from Philadelphia, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Matthew Henry Kamens: closest NY bar admission year outside PA, and closest out-of-state office cities by how many NY-registered attorneys they list (~1,854 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1996)
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
Matthew Henry Kamens'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 Matthew Kamens licensed?
Matthew Kamens is licensed to practice law in New York.
When was Matthew Henry Kamens admitted to the bar?
Matthew Henry Kamens's admission to the New York bar dates back to 1996.
Where did Matthew Henry Kamens go to law school?
Matthew Henry Kamens attended COLUMBIA UNIVERSITY.
What company does Matthew Henry Kamens work for?
Matthew Henry Kamens is associated with Cozen O'Connor in Philadelphia, PA.
Is Matthew Henry Kamens in good standing?
Yes, Matthew Henry Kamens 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.