Attorney RecordLos Angeles County
Niels W. Frenzen · California Lawyer
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Niels W. Frenzen is on California’s State Bar roll, #139064, admitted in 1988; license status: active as of 22 July 2026. The address of record is in Los Angeles, Los Angeles County. Practice areas listed in the registry: Immigration and Litigation. 16 case appearances are listed on this profile. Registry record updated 11 September 2026; license information comes from the State Bar.
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The record
| State Bar number | #139064 |
|---|---|
| License status | Active |
| Admitted | 1988 |
| Law school | Drake Univ |
| Firm | USC Gould School of Law |
| Location | Los Angeles, Los Angeles County |
| Registry identity | Official State Bar record |
Practice areas
Practice areas are self-reported to the State Bar or added by the attorney; listing one is not a State Bar certification.
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Cases of record
From published opinions naming this attorney as counsel. The attorney has not yet confirmed these records.
| Case | Appeared for | Citation | Court | Decided |
|---|---|---|---|---|
| Silvia Escalante-Tellez v. Jefferson Sessions | Counsel for the petitioner | 678 F. App'x 577 | U.S. Court of Appeals for the Ninth Circuit | 27 February 2017 |
| Jaime Ramos v. Loretta E. Lynch | Counsel for the petitioner | 636 F. App'x 710 | U.S. Court of Appeals for the Ninth Circuit | 13 January 2016 |
| Umanzor-Aguilar v. Holder | Counsel for the petitioner | 592 F. App'x 558 | U.S. Court of Appeals for the Ninth Circuit | 8 December 2014 |
| Delgado v. Holder | Counsel for the petitioner | 648 F.3d 1095 | U.S. Court of Appeals for the Ninth Circuit | 19 August 2011 |
| Hernan Ismael Delgado v. Holder | Counsel for the petitioner | 621 F.3d 957 | U.S. Court of Appeals for the Ninth Circuit | 2 September 2010 |
| Zetino v. Holder | Counsel for the petitioner | 622 F.3d 1007 | U.S. Court of Appeals for the Ninth Circuit | 30 August 2010 |
| Zetino v. Holder | Counsel for the petitioner | 596 F.3d 517 | U.S. Court of Appeals for the Ninth Circuit | 18 February 2010 |
| Schmidt Urrutia v. Holder | Counsel for the petitioner | 360 F. App'x 883 | U.S. Court of Appeals for the Ninth Circuit | 30 December 2009 |
| Delgado v. Holder | Counsel for the petitioner | 563 F.3d 863 | U.S. Court of Appeals for the Ninth Circuit | 17 April 2009 |
| Ghebremedhin v. Holder | Counsel for the petitioner | 320 F. App'x 570 | U.S. Court of Appeals for the Ninth Circuit | 24 March 2009 |
| Ghebremedhin v. Holder | Counsel for the petitioner | 320 F. App'x 570 | U.S. Court of Appeals for the Ninth Circuit | 24 March 2009 |
| Delgado v. Mukasey | Counsel for the petitioner | 546 F.3d 1017 | U.S. Court of Appeals for the Ninth Circuit | 8 October 2008 |
| Daniel v. Gonzales | Counsel for the petitioner | 225 F. App'x 658 | U.S. Court of Appeals for the Ninth Circuit | 21 March 2007 |
| Hussein v. Gonzales | Counsel for the petitioner | 235 F. App'x 381 | U.S. Court of Appeals for the Ninth Circuit | 28 May 2005 |
| Ramiro Cruz Espinoza v. Immigration & Naturalization Service | Counsel for the petitioner | 45 F.3d 308 | U.S. Court of Appeals for the Ninth Circuit | 7 April 1995 |
| El Rescate Legal Services, Inc. v. Executive Office for Immigration Review | Counsel for the plaintiff | 727 F. Supp. 557 | U.S. District Court, Central District of California | 14 December 1989 |
Appearances in published opinions, drawn from public court records. Cases of record are matters of public record and are not a representation of results; past results do not guarantee a similar outcome. Legal information, not legal advice.
Each case name opens the published opinion it comes from. Is a case not this attorney’s? The attorney can claim this profile and mark it as not theirs, which removes it from this page; anyone can report an error through Help & Support.
On the official record
The employer on the official record is USC Gould School of Law.
The law school on the record is Drake University.
Admitted to the California Bar in 1988 · 38 years on the roll.
Practice areas on the record: Immigration and Litigation.
16 appearances as counsel in published opinions are on this record.
The address of record is in Los Angeles, in Los Angeles County, where matters are ordinarily heard at the Superior Court of California, County of Los Angeles, seated at Los Angeles.
Confirm Niels W. Frenzen’s license status, bar number #139064, and official disciplinary or administrative history directly with the State Bar of California at apps.calbar.ca.gov before retaining counsel. This profile does not reproduce the complete official history; missing information does not mean no discipline. This page indexes public-record data and identifies verified claims; it does not rate attorney quality or predict results.
Legal information, not legal advice.
On the record nearby
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Listed alphabetically by last name, continuing from this record. Not a recommendation.
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