# Marc Andrew Koonin

> Public directory record. License status is unknown; check the original sources before relying on a credential. Office location is not proof of admission.

[Canonical profile](<https://instalawhq.com/lawyers/marc-andrew-koonin-ca-166210>) | [JSON record](<https://instalawhq.com/api/v1/lawyers/marc-andrew-koonin-ca-166210>)

- Record ID: ca-166210
- Updated: 2026-10-16T00:47:02.574075+00:00
- Data status: registry\_imported
- License status: unknown
- Claimed profile: No
- Title: Attorney
- Office: San Francisco
- Firm: Not provided
- Practice areas: Not provided
- Languages: Not provided
- Years of experience: Not provided
- Free consultation: Not provided
- Virtual appointments: Not provided
- Accepting inquiries through this site: No
- Reported hourly fee: Not provided
- Rating: Not provided; review count: 0

## About

Marc Andrew Koonin appears in the California State Bar attorney registry under registration number 166210. The registry reported Active status when observed on 2026-10-08. Reported office city: San Francisco.

## Approach

Not provided

## Education

Not provided

## Registry observations

Source-reported statuses below are observations, not independent confirmation of an active license.

- CA; registration 166210; reported status: Active; observed 2026-10-08T08:06:45.543Z; [source](<https://apps.calbar.ca.gov/attorney/Licensee/Detail/166210>).

## Sources

- [Registry source](<https://apps.calbar.ca.gov/attorney/Licensee/Detail/166210>); observed 2026-10-08T08:06:45.543Z.
- [Registry source](<https://apps.calbar.ca.gov/attorney/Licensee/Detail/166210>); observed 2026-10-08T08:06:45.543Z.

## Contact



No inquiry action is available through this directory. Booking is unavailable. Public API and MCP access are read-only.