PlainAttorney Register file of Sep 29, 2026 · NY Office of Court Administration, via data.ny.gov

Debevoise & Plimpton LLP

A law firm on the New York attorney register · most who list it give an office in New York

On the register
773
Registered, current or due
749
Admitted
1953 to 2026

773 attorneys on the New York register file of Sep 29, 2026 list Debevoise & Plimpton LLP as their employer; 749 (97%) are registered (currently, or due to re‑register), against 87.1% of all living registrants. They were admitted between 1953 and 2026 (median 2018), and 675 give an office in New York.

When its attorneys were admitted

Debevoise & Plimpton LLP: share by decade of admission, against every living registrant <1%1950s1%1960s2%1970s5%1980s8%1990s15%2000s23%2010s46%2020s
Debevoise & Plimpton LLP: share by decade of admission, against every living registrant <1%1950s1%1960s2%1970s5%1980s8%1990s15%2000s23%2010s46%2020s
Debevoise & Plimpton LLP: share by decade of admission, against every living registrant <1%1950s1%2%1970s5%8%1990s15%23%46%2020s
Debevoise & Plimpton LLP: share by decade of admission, against every living registrant <1%1950s1%1960s2%1970s5%1980s8%1990s15%2000s23%2010s46%2020s
Share of attorneys who list Debevoise & Plimpton LLP admitted in each decade (columns) against every living registrant (dashed); register file of Sep 29, 2026.
DecadeThis firmEvery living registrant
1950s<1%<1%
1960s1%2%
1970s2%6%
1980s5%13%
1990s8%17%
2000s15%22%
2010s23%24%
2020s46%15%

Source: NY Office of Court Administration, attorney registration file (data.ny.gov, dataset eqw2-r5nb), downloaded Sep 29, 2026; employer spellings merged (methodology).

Where they studied

Law schoolAttorneys
Columbia Law School130
New York University School of Law107
Harvard Law School66
Yale Law School36
Georgetown University Law Center36
Fordham University School of Law35

Source: NY Office of Court Administration, attorney registration file (data.ny.gov, dataset eqw2-r5nb), downloaded Sep 29, 2026; school spellings matched.

Where its attorneys have their office

OfficeAttorneys
New York, NY675
London30
Washington, DC30
San Francisco, CA14
Hong Kong7
Frankfurt Am Main5

Attorneys who list Debevoise & Plimpton LLP on the register, page 32 of 39

Currently registered attorneys first, most recently admitted first.

AttorneyAdmittedStatus
Ivan E. Mattei1987Currently registered
Jeffrey J. Rosen1987Currently registered
Katherine Ashton1986Currently registered
David Alan Brittenham1986Currently registered
Anne Elizabeth Cohen1986Currently registered
Bruce Edward Yannett1986Currently registered
Richard Fox Hahn1985Currently registered
Thomas M. Kelly1985Currently registered
Gary Michael Friedman1984Currently registered
Andrew Lewis Sommer1984Currently registered
Lawrence Kevin Cagney1982Currently registered
John Trant Curry1982Currently registered
Christopher Smeall1982Currently registered
William B. Beekman1981Currently registered
John Gleeson1981Currently registered
Seth Lloyd Rosen1981Currently registered
Burt Philip Rosen1980Currently registered
David J. Schwartz1980Currently registered
Daniel Mark Abuhoff1979Currently registered
Richard D. Bohm1979Currently registered

Source: NY Office of Court Administration, attorney registration file (data.ny.gov, dataset eqw2-r5nb), downloaded Sep 29, 2026.

Looking for a lawyer for a matter?

The register lists who is admitted and where their office is, not what kind of law anyone practises, so this page cannot suggest a lawyer for a problem. The New York State Bar Association’s Lawyer Referral Service matches people with lawyers by area of law; once you have a name, its record here shows whether the lawyer is registered.