Sidley Austin LLP
A law firm on the New York attorney register · most who list it give an office in New York
- On the register
- 800
- Registered, current or due
- 765
- Admitted
- 1966 to 2026
800 attorneys on the New York register file of Sep 29, 2026 list Sidley Austin LLP as their employer; 765 (96%) are registered (currently, or due to re‑register), against 87.1% of all living registrants. They were admitted between 1966 and 2026 (median 2016), and 533 give an office in New York.
When its attorneys were admitted
| Decade | This firm | Every living registrant |
|---|---|---|
| 1960s | <1% | 2% |
| 1970s | 1% | 6% |
| 1980s | 4% | 13% |
| 1990s | 9% | 17% |
| 2000s | 19% | 22% |
| 2010s | 30% | 24% |
| 2020s | 37% | 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
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
| Office | Attorneys |
|---|---|
| New York, NY | 533 |
| Washington, DC | 70 |
| Chicago, IL | 26 |
| London | 26 |
| Dallas, TX | 22 |
| Los Angeles, CA | 22 |
Attorneys who list Sidley Austin LLP on the register, page 39 of 40
Currently registered attorneys first, most recently admitted first.
| Attorney | Admitted | Status |
|---|---|---|
| Joao Luis Ribeiro De Almeida | 2008 | Suspended, delinquent |
| Giancarlo Bautista Sambalido | 2008 | Due to re‑register |
| Rodrigo Castelazo De La Fuente | 2007 | Suspended, delinquent |
| Gee Hong Kim | 2007 | Suspended, delinquent |
| Clark Yao | 2007 | Suspended, delinquent |
| Johnny George Skumpija | 2006 | Due to re‑register |
| Linda Hye-Eun Cho | 2005 | Suspended, delinquent |
| Kristen Marie Hansen | 2005 | Suspended, delinquent |
| Lindsay Nicole Kendrick | 2005 | Suspended, delinquent |
| Jieyi Li | 2004 | Due to re‑register |
| Daniel Lim | 2004 | Due to re‑register |
| Richard Louis Kulick | 2003 | Suspended, delinquent |
| Herschel Towles Hamner III | 2002 | Suspended, delinquent |
| David Kalani Lee | 2002 | Due to re‑register |
| Jonathan Andrade Nunes | 2002 | Due to re‑register |
| Ramy Joseph Wahbeh | 2002 | Due to re‑register |
| Sona De | 2000 | Due to re‑register |
| Nathaniel J. Greene | 2000 | Due to re‑register |
| Gilberto Eduardo Sanclemente | 2000 | Suspended, delinquent |
| Stephen Jay Cogut | 1999 | Delinquent |
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.