Attorney RecordLitigation · San Diego County
Leonard Bruce Simon · Litigation Attorney
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Leonard Bruce Simon is on California’s State Bar roll, #58310, admitted in 1973; license status: active as of 22 July 2026. The address of record is in San Diego, San Diego County. Practice areas listed in the registry: Litigation. 21 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 | #58310 |
|---|---|
| License status | Active |
| Admitted | 1973 |
| Law school | Duke Univ |
| Firm | The Law Offices of Leonard B. Simon PC |
| Location | San Diego, San Diego 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 |
|---|---|---|---|---|
| Ronconi v. Larkin | Counsel for the appellant | 253 F.3d 423 | U.S. Court of Appeals for the Ninth Circuit | 6 June 2001 |
| Ronconi v. Larkin | Counsel for the appellant | 2001 Cal. Daily Op. Serv. 4607 | California Supreme Court | 6 June 2001 |
| Janas v. McCracken | Counsel for the appellant | 183 F.3d 970 | U.S. Court of Appeals for the Ninth Circuit | 4 August 1999 |
| Berry v. Valence Technology, Inc. | Counsel for the appellant | 99 Cal. Daily Op. Serv. 3073 | California Supreme Court | 29 April 1999 |
| Berry v. Valence Technology, Inc. | Counsel for the appellant | 175 F.3d 699 | U.S. Court of Appeals for the Ninth Circuit | 29 April 1999 |
| McGann v. Ernst & Young | Counsel for the appellant | 95 F.3d 821 | U.S. Court of Appeals for the Ninth Circuit | 9 September 1996 |
| Anderson v. Clow | Counsel for the appellant | 89 F.3d 1399 | U.S. Court of Appeals for the Ninth Circuit | 17 July 1996 |
| Anderson v. Clow | Counsel for the appellant | 96 Cal. Daily Op. Serv. 3200 | California Supreme Court | 7 May 1996 |
| Anderson v. Clow | Counsel for the appellant | 82 F.3d 1480 | U.S. Court of Appeals for the Ninth Circuit | 7 May 1996 |
| Dannenberg v. PaineWebber Inc. | Counsel for the appellant | 50 F.3d 615 | U.S. Court of Appeals for the Ninth Circuit | 19 October 1994 |
| Dannenberg v. Painewebber Inc. | Counsel for the appellant | 94 Cal. Daily Op. Serv. 7946 | California Supreme Court | 19 October 1994 |
| Dannenberg v. Painewebber Inc. | Counsel for the appellant | 38 F.3d 1078 | U.S. Court of Appeals for the Ninth Circuit | 19 October 1994 |
| Kaplan v. Rose | Counsel for the appellant | 49 F.3d 1363 | U.S. Court of Appeals for the Ninth Circuit | 11 October 1994 |
| Kaplan v. Rose | Counsel for the appellant | 94 Cal. Daily Op. Serv. 7768 | California Supreme Court | 11 October 1994 |
| Dannenberg v. Software Toolworks Inc. | Counsel for the appellant | 16 F.3d 1073 | U.S. Court of Appeals for the Ninth Circuit | 18 February 1994 |
| Levit v. Lyondell Petrochemical Co. | Counsel for the appellant | 984 F.2d 1050 | U.S. Court of Appeals for the Ninth Circuit | 29 January 1993 |
| In Re Daisy Systems Securities Litigation | Counsel for the plaintiff | 132 B.R. 752 | U.S. District Court, Northern District of California | 9 August 1991 |
| Schneider v. Vennard | Counsel for the appellant | 886 F.2d 1109 | U.S. Court of Appeals for the Ninth Circuit | 25 September 1989 |
| In Re Washington Public Power Supply System Securities Litigation. Henry Puchall v. Houghton, Cluck, Coughlin & Riley | Counsel for the appellant | 823 F.2d 1349 | U.S. Court of Appeals for the Ninth Circuit | 30 July 1987 |
| Weinberger v. Thornton | Counsel for the plaintiff | 114 F.R.D. 599 | U.S. District Court, Southern District of California | 12 November 1986 |
| Phelps v. Continental Illinois National Bank & Trust Co. | Counsel for the respondent | 772 F.2d 1486 | U.S. Court of Appeals for the Ninth Circuit | 3 October 1985 |
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 The Law Offices of Leonard B. Simon PC.
A firm or employer website answers at rgrdlaw.com, the domain of the email address on the State Bar record.
The law school on the record is Duke University.
Admitted to the California Bar in 1973 · 53 years on the roll.
Practice areas on the record: Litigation.
21 appearances as counsel in published opinions are on this record.
The address of record is in San Diego, in San Diego County, where matters are ordinarily heard at the Superior Court of California, County of San Diego, seated at San Diego.
Confirm Leonard Bruce Simon’s license status, bar number #58310, 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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