New York attorney record · Judicial Dept 1
Thomas Hyunseung Koh
Georgetown University Law Center alumna, admitted to the New York bar in 2020, registered office in New York, NY. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2020
- Admitted
- 6
- Years in bar
- 5750039
- NY reg #
The record in one line
Admitted in 2020, Thomas Hyunseung Koh has built 6 years of active New York practice - more tenure than 13% of the state's currently-active attorneys.
- 6 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #73157 of 93,608
- by tenure in New York office peers
- Law school
- Georgetown University Law Center
Data updated August 2026
What this profile tells you
Bar status & tenure
Bar number 5750039 on the New York register belongs to Thomas Hyunseung Koh, currently in active standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Clifford Chance Us LLP, located in New York, NY (New York County), ZIP 10001. 5 other attorneys share this firm affiliation in the registry. Educational background: Georgetown University Law Center (11,373 registered alumni).
State context & due diligence
Thomas Hyunseung Koh 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
6 years into an active New York practice since a 2020 admission, Thomas Hyunseung Koh sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
6 years on the New York bar
Years since admission, all currently-active NY attorneys
6 Top 87% higher than 13% 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 · August 2026
Tenure among New York, NY office peers
Among the 93,608 NY-registered attorneys with a listed office in New York, NY, Thomas Hyunseung Koh ranks #73,157 by tenure, longer-tenured than 78% of that city cohort. See the New York attorney directory .
- Local rank
- #73,157
- City cohort
- 93,608
- Local percentile
- 78th
- Admitted
- 2020
Nearest tenure peers in New York
- Asya Abbas admitted 2020 · 6 yr
- Yasmina Abdel-Malek admitted 2020 · 6 yr
- Marwa Adlan Abdelaziz admitted 2020 · 6 yr
- Christopher Michael Abiuso admitted 2020 · 6 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 August 2026. Derived local rank, not published upstream.
How Thomas compares to fellow Georgetown University Law Center alumni
Among the 7,940 Georgetown University Law Center graduates in the New York register, Thomas Hyunseung Koh is longer-tenured than 16%.
6 years vs. Georgetown University Law Center alumni
Years since admission - 7,940 NY-registered alumni of this school
6 Top 84% higher than 16% of 7,940 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 · August 2026
The 2020 admission class today
Of the 8,276 attorneys admitted to the New York bar in 2020, 75.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5750039
- Year Admitted
- 2020 (6 yrs · mid-career)
- Judicial Department
- 1
- Next Registration
- Jan 2028
Location & Contact
- Company
- Clifford Chance Us LLP
- City
- New York, NY
- County
- New York
- ZIP Code
- 10001
- Phone
- (212) 878-3282
Education
Status Distribution Across the New York Bar
Thomas Hyunseung Koh'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.
Other Attorneys at Clifford Chance Us LLP
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Compare attorneys →Before you rely on this record
Thomas Hyunseung Koh'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 Koh licensed?
Thomas Koh is licensed to practice law in New York.
When was Thomas Hyunseung Koh admitted to the bar?
Thomas Hyunseung Koh has been on the New York bar register since 2020.
Where did Thomas Hyunseung Koh go to law school?
Thomas Hyunseung Koh attended Georgetown University Law Center.
What company does Thomas Hyunseung Koh work for?
Thomas Hyunseung Koh is associated with Clifford Chance Us LLP in New York, NY.
Is Thomas Hyunseung Koh in good standing?
Yes, Thomas Hyunseung Koh 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.