Latest / California / June 2021

Arthur J. Gallagher & Co.

Arthur J. Gallagher & Co. notified California AG on Jun 30, 2021 of a data breach, which occurred on Sep 26, 2020. Data exposed: Postal address.

Organization
Arthur J. Gallagher & Co.
Source
California AG · source record
Date reported
Jun 30, 2021
Date(s) of breach
Thursday, July 2, 2020Saturday, September 26, 2020
Residents affected
Not published by this source
Data exposed
Postal address
Notice letter
Sample notice (PDF)
First seen by BreachTally
2026-10-30 16:06 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

Other filings by Arthur J. Gallagher & Co.

OrganizationSourceStateReportedResidents affectedData exposed
Arthur J. Gallagher & Co. Delaware DOJ DE Jul 9, 2021 935 Postal address
Arthur J. Gallagher & Co. California AG CA Dec 6, 2019 Not published Name
First seen by BreachTally at 16:06 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the data types and the letter. Start a 14-day free trial.

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.