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Latest / California / October 2026

NCH Corporation

NCH Corporation notified California AG on Oct 30, 2026 of a data breach, which occurred on Feb 25, 2026. Data exposed: Social Security number, Driver's license / state ID, Passport number, Financial / bank account, Medical / health information, Health insurance, Tax ID / EIN / ITIN, Name.

Organization
NCH Corporation
Source
California AG · source record
Date reported
Oct 30, 2026
Date(s) of breach
Wednesday, January 21, 2026Wednesday, February 25, 2026
Residents affected
Not published by this source
Data exposed
Social Security number Driver's license / state ID Passport number Financial / bank account Medical / health information Health insurance Tax ID / EIN / ITIN Name
Notice letter
Sample notice (PDF)
First seen by BreachTally
2026-11-02 17:31 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 NCH Corporation

OrganizationSourceStateReportedResidents affectedData exposed
NCH Corporation Texas AG TX May 5, 2026 2,082 Social Security numberDriver's license / state IDPassport numberFinancial / bank account+4
NCH Corporation Massachusetts OCABR MA May 1, 2026 38 Social Security numberMedical / health informationFinancial / bank accountDriver's license / state ID
NCH Corporation Texas AG TX Dec 9, 2025 1,799 Social Security numberName
First seen by BreachTally at 17:31 UTC on Nov 2, 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.