Attorney RecordLitigation · Los Angeles County
Diana Tabacopoulos · Litigation Attorney
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Diana Tabacopoulos is on California’s State Bar roll, #128238, admitted in 1987; 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: Litigation. 7 case appearances are listed on this profile. The employer on the official record is Seyfarth Shaw, LLP. Registry record updated 11 September 2026; license information comes from the State Bar.
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Verified against official State Bar of California records · record last updated 11 September 2026. Contact information on this page comes from the public record and is shown free, the registry never paywalls it.
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The record
| State Bar number | #128238 |
|---|---|
| License status | Active |
| Admitted | 1987 |
| Law school | Northwestern Univ SOL |
| Firm | Seyfarth Shaw, LLP |
| 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 |
|---|---|---|---|---|
| Dawson v. National Collegiate Athletic Ass'n | Counsel for the defendant | 250 F. Supp. 3d 401 | U.S. District Court, Northern District of California | 25 April 2017 |
| Velasquez v. HSBC Finance Corp. | Counsel for the defendant | 266 F.R.D. 424 | U.S. District Court, Northern District of California | 18 February 2010 |
| Budrow v. Dave & Buster's of California, Inc. | Counsel for the respondent | 171 Cal. App. 4th 875 | California Court of Appeal | 2 March 2009 |
| Vicki Jordan v. Northrop Grumman Corporation Welfare Benefit Plan Metropolitan Life Insurance Company | Counsel for the respondent | 370 F.3d 869 | U.S. Court of Appeals for the Ninth Circuit | 1 June 2004 |
| Olive v. American Express Long Term Disability Benefit Plan | Counsel for the defendant | 183 F. Supp. 2d 1191 | U.S. District Court, Central District of California | 30 January 2002 |
| Jordan v. Northrop Grumman Corp. Welfare Benefit Plan | Counsel for the defendant | 63 F. Supp. 2d 1145 | U.S. District Court, Central District of California | 15 June 1999 |
| Allen v. Academic Games Leagues of America, Inc. | Counsel for the defendant | 831 F. Supp. 785 | U.S. District Court, Central District of California | 14 September 1993 |
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 Seyfarth Shaw, LLP.
A firm or employer website answers at seyfarth.com, the domain of the email address on the State Bar record.
The law school on the record is Northwestern University School of Law.
Admitted to the California Bar in 1987 · 39 years on the roll.
Practice areas on the record: Litigation.
7 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 Diana Tabacopoulos’s license status, bar number #128238, 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.
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