The NCH CORPORATION Data Breach: Reported Filing Facts

NCH Corporation is a global manufacturer and supplier of industrial, commercial, and institutional maintenance products, operating primarily within the industrial and chemical manufacturing sector. As a large-scale enterprise, the company typically collects and maintains sensitive personal information, including employee and contractor records, payroll data, and vendor financial details. This security incident was officially reported to the Illinois Attorney General in 2025, confirming that unauthorized access to their systems occurred. If you received a data breach notification letter, it indicates that your personal information was likely stored within the company's systems at the time of the incident. We encourage you to review the letter carefully to understand the specific scope of the exposure and the identity protection services being offered by the company.

State

Illinois

Reported

November 25, 2025