Brent Marshall Karren
Claim this profileManning Gross + Massenburg LLP
Brent Marshall Karren is a lawyer licensed in California under State Bar of California bar number 291038. According to State Bar of California records, the license status of Brent Marshall Karren is Active, with admission in August 2013. Brent Marshall Karren has an address of record in San Francisco, San Francisco County, California, with Manning Gross + Massenburg LLP. This page is a directory listing by ALCBar Lawyer Directory; it is not an endorsement or a referral.
License
- License jurisdiction
- California
- Licensing authority
- State Bar of California
- Bar number
- 291038
- License status
- Active, according to State Bar of California records (official record)
- Admitted
- August 2013
- Status last verified
- Not yet verified by ALCBar. The status was copied from State Bar of California public records no later than June 3, 2026 (exact collection date not recorded) and has not been re-checked against the State Bar since.
Firm and location
- Firm or employer
- Manning Gross + Massenburg LLP
- Address of record
- 601 Montgomery St, Ste 1000, San Francisco, CA 94111-2613
- City
- San Francisco
- County
- San Francisco County
- Office state or country
- California
- ZIP code
- 94111
Contact details
- Phone
- 415-512-4381
- Fax
- 415-512-6791
- bkarren@mgmlaw.com (as listed; delivery not tested)
- Website
- mgmlaw.com
Practice areas
Contracts, Litigation, Personal Injury, Products Liability, Toxic torts. Listed in the directory's source file. Where that list came from is not confirmed, and Brent Marshall Karren has not confirmed it. It is not a certification of specialization.
Documented matter experience
ALCBar has no reviewed matter records for Brent Marshall Karren. This means the information is not available, not that Brent Marshall Karren lacks experience.
Sources and verification
| Information | Source | Status |
|---|---|---|
| Name, bar number, license status, admission date | State Bar of California attorney record | Copy of the public record; not re-checked by ALCBar since it was copied |
| Firm, address, phone, fax, email, website | Directory copy of State Bar of California records | Not confirmed by Brent Marshall Karren; email delivery not tested |
| Practice areas | Directory source file (origin not confirmed) | Not confirmed |
| Information confirmed by the attorney | Profile claim | None. This profile has not been claimed. |
| Independently reviewed information | ALCBar review | None |
Directory listing last updated 2026-10-11. If anything here differs from the State Bar of California record, the State Bar of California record is the authority.
This listing comes from public State Bar records. It is not an endorsement, a referral, or a statement about the skills of Brent Marshall Karren. ALCBar does not receive payment for this listing.