Latest / California / June 2024

Greylock McKinnon Associates, Inc.

Greylock McKinnon Associates, Inc. notified California AG on Jun 28, 2024 of a data breach, which occurred on May 30, 2023. Data exposed: Social Security number, Postal address, Name.

All 3 filings by Greylock McKinnon Associates, Inc., state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
Greylock McKinnon Associates, Inc.
Source
California AG · source record
Date reported
Jun 28, 2024
Date(s) of breach
Tuesday, May 30, 2023
Residents affected
Not published by this source
Data exposed
Social Security number Postal address Name
Notice letter
Sample notice (PDF)
Discovered
May 30, 2023, as stated in the letter
"On May 30, 2023, we detected unusual activity on our internal network, and we promptly took steps to mitigate the incident."
Days to notice
395 days from discovery (May 30, 2023) to the California record (Jun 28, 2024). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82). Over the statutory period
Offered in the letter
12 months of credit or identity monitoring through Experian
Third party
The letter attributes the incident to a vendor or service provider
First seen by BreachTally
2026-10-30 15:40 UTC

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

First seen by BreachTally at 15:40 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the count, the data exposed and the letter. Start a 14-day free trial. We email you two days before the first charge and you cancel in one click.
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Other filings by Greylock McKinnon Associates, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
Greylock McKinnon Associates, Inc. Oregon DOJ OR Apr 5, 2024 341,650 Not stated
Greylock McKinnon Associates, Inc. California AG CA Apr 5, 2024 Not published In the letter (PDF)

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