Judge Ernst A. Halperin: Professional Background and Legal Expertise

San Mateo County Superior Court, Department 34, Courtroom H

Biography

The Hon. Ernst A. Halperin is a commissioner for the San Mateo County Superior Court in California. He was appointed to the bench on February 10, 2020.


Prior to his appointment, Halperin was an assistant district attorney for the White Collar Crime Division of the San Francisco County District Attorney’s Office (2014 to 2020). During his tenure there, he prosecuted criminal cases and litigated Unfair Competition Law and False Advertising Law civil enforcement actions.


Halperin earned a bachelor’s degree in civil engineering and a master’s degree in civil engineering and construction management from Stanford University. He then completed a J.D. at the University of Texas School of Law. He was admitted to the State Bar of California in 1994.


After graduating from law school, Halperin entered into private practice, specializing in complex commercial, trade secret, patent, insolvency, landlord-tenant, construction defect, and class-action litigation. He started as an associate at Folger Levin & Khan, rising through the ranks to become a partner in 2003. Then, in 2008, he opened his own private practice as a sole practitioner.

Recent Cases by Hon. Ernst A. Halperin

On May 9, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

May 09, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 28, 2023

On April 21, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Apr 21, 2023

Status

Active

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Nov 15, 2023

On April 20, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Apr 20, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Nov 15, 2023

On April 10, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Apr 10, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 28, 2023

On April 7, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Ernst A. Halperin presiding.

Filed

Apr 07, 2023

Status

Judgment (Other)

Judge

Hon. Ernst A. Halperin Trellis Spinner 👉 Discover key insights by exploring more analytics for Ernst A. Halperin

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Nov 15, 2023

On March 23, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Mar 23, 2023

Status

Active

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Nov 15, 2023

On March 23, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Ernst A. Halperin presiding.

Filed

Mar 23, 2023

Status

Active

Judge

Hon. Ernst A. Halperin Trellis Spinner 👉 Discover key insights by exploring more analytics for Ernst A. Halperin

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Domestic Violence

Case Last Refreshed

Jun 26, 2023

On March 20, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Ernst A. Halperin presiding.

Filed

Mar 20, 2023

Status

Dismissal

Judge

Hon. Ernst A. Halperin Trellis Spinner 👉 Discover key insights by exploring more analytics for Ernst A. Halperin

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Domestic Violence

Case Last Refreshed

Jun 26, 2023

On March 6, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Mar 06, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 24, 2023

On February 22, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Feb 22, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 23, 2023

On February 21, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Feb 21, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Nov 15, 2023

On February 15, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst presiding.

22 Files
Filed

Feb 15, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst

Court

Superior

County

San Mateo County, CA

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Jan 27, 2024

On February 14, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Feb 14, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 24, 2023

On February 14, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst presiding.

30 Files
Filed

Feb 14, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst

Court

Superior

County

San Mateo County, CA

Practice Area

Torts

Matter Type

General Torts

Case Last Refreshed

Apr 03, 2024

On February 2, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Feb 02, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 23, 2023

On February 2, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Feb 02, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 23, 2023

On February 1, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Ernst A. Halperin presiding.

Filed

Feb 01, 2023

Status

Other

Judge

Hon. Ernst A. Halperin Trellis Spinner 👉 Discover key insights by exploring more analytics for Ernst A. Halperin

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Nov 15, 2023

On January 31, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Ernst A. Halperin presiding.

Filed

Jan 31, 2023

Status

Active

Judge

Hon. Ernst A. Halperin Trellis Spinner 👉 Discover key insights by exploring more analytics for Ernst A. Halperin

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Domestic Violence

Case Last Refreshed

Jun 26, 2023

On January 30, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst A. presiding.

Filed

Jan 30, 2023

Status

Judgment (Other)

Judge

Hon. Halperin, Ernst A. Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst A.

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Child Support

Case Last Refreshed

Jun 24, 2023

On January 9, 2023 a case was filed in the jurisdiction of San Mateo County. Judge Ernst A. Halperin presiding.

Filed

Jan 09, 2023

Status

Active

Judge

Hon. Ernst A. Halperin Trellis Spinner 👉 Discover key insights by exploring more analytics for Ernst A. Halperin

Court

Superior

County

San Mateo County, CA

Practice Area

Family

Matter Type

Domestic Violence

Case Last Refreshed

Jun 21, 2023

On December 28, 2022 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst presiding.

18 Files
Filed

Dec 28, 2022

Status

Stayed

Judge

Hon. Halperin, Ernst Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst

Court

Superior

County

San Mateo County, CA

Practice Area

Torts

Matter Type

General Torts

Case Last Refreshed

Aug 11, 2023

On December 28, 2022 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst presiding.

24 Files
Filed

Dec 28, 2022

Status

Active

Judge

Hon. Halperin, Ernst Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst

Court

Superior

County

San Mateo County, CA

Practice Area

Torts

Matter Type

General Torts

Case Last Refreshed

Mar 21, 2024

On December 22, 2022 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst presiding.

7 Files
Filed

Dec 22, 2022

Status

Active

Judge

Hon. Halperin, Ernst Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst

Court

San Mateo County

County

San Mateo County, CA

Practice Area

Torts

Matter Type

Automobile

Case Last Refreshed

Dec 31, 2022

On December 20, 2022 a case was filed in the jurisdiction of San Mateo County. Judge Halperin, Ernst presiding.

4 Files
Filed

Dec 20, 2022

Status

Active

Judge

Hon. Halperin, Ernst Trellis Spinner 👉 Discover key insights by exploring more analytics for Halperin, Ernst

Court

San Mateo County

County

San Mateo County, CA

Practice Area

Property

Matter Type

General Property

Case Last Refreshed

Dec 21, 2022

Please wait a moment while we load this page.

New Envelope