New York attorney record
Sang-Yeop Koo
Sang-Yeop Koo is an attorney registered with the NYS Office of Court Administration (OCA) Attorney Registration Unit under bar number 4670592, admitted in 2009. The current public license status is "Currently registered" as of 2026-06-13.
Active license with no disbarment or suspension of record.
The current license status of record is active, and no disbarment or suspension is reflected in the public record we hold.
A summary of the public record — not a rating of skill, not a recommendation, not legal advice.
Experience vs. active New York attorneys
State median: 20 yrs
17 yrs admitted — more experience than ~42% of active New York attorneys.
Years since admission, active New York attorneys with a published admission year (n = 333,133). This attorney's band is highlighted.
License & registration
| Full name | Sang-Yeop Koo |
|---|---|
| Bar / registration number | 4670592 |
| License status | Active official status of record: “Currently registered” |
| Admission year | 2009 |
| Law school | Harvard Law School |
| Business location | Seoul |
| Firm | Seoul Southern District Prosecutors' Office |
| Discipline standing | No disbarment or suspension is reflected in the current public status. Itemized disciplinary orders are not yet integrated for New York; see the official source for the full record. |
Federal court activity
Federal court activity has not been compiled for this attorney yet.
Source & last updated
Source: NYS Office of Court Administration (OCA) Attorney Registration Unit — official attorney record. As of 2026-06-13 (last roster ingest).
Frequently asked questions
Is Sang-Yeop Koo a licensed attorney in New York?
Sang-Yeop Koo is registered with the NYS Office of Court Administration (OCA) Attorney Registration Unit under bar number 4670592. The current public license status of record is "Currently registered" as of 2026-06-13.
Has Sang-Yeop Koo been disbarred or suspended?
No disbarment or suspension is reflected in Sang-Yeop Koo's current public license status of record per the NYS Office of Court Administration (OCA) Attorney Registration Unit.
What is Sang-Yeop Koo's bar number?
Sang-Yeop Koo's New York bar/registration number is 4670592, assigned by the NYS Office of Court Administration (OCA) Attorney Registration Unit. A bar number is the most reliable way to confirm you have the right attorney, especially for common names.
When was Sang-Yeop Koo admitted to practice law?
Sang-Yeop Koo was admitted in 2009 — about 17 years since admission per the NYS Office of Court Administration (OCA) Attorney Registration Unit. Law school of record: Harvard Law School.
Where is Sang-Yeop Koo's law office?
The NYS Office of Court Administration (OCA) Attorney Registration Unit record lists a business location of Seoul and the firm Seoul Southern District Prosecutors' Office for Sang-Yeop Koo. Phone and email are not published in the public roster.
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