Cardinal Services Reports Data Security Incident to Washington AG

Cardinal Services, Inc. and Cardinal Employer Organization officially reported a data security incident to the Washington Attorney General on May 20, 2026. The filing indicates that unauthorized access occurred within their systems, leading to a breach of personal information.

The public record for this incident does not specify the exact types of personal information that were exposed during the unauthorized access. While the company provides human resources outsourcing and payroll services, the official report refers to the affected data only in general terms. Individuals who received a formal notification letter from Cardinal Services are advised to review it carefully for details on what information was involved.

As a Professional Employer Organization (PEO), Cardinal Services typically handles a wide range of sensitive employee data on behalf of its client companies. This can include information necessary for payroll processing, benefits administration, and tax compliance. The reported security incident affects individuals whose data was stored or processed within Cardinal Services' compromised environment.

If you have received a notification regarding this incident, it is important to take proactive steps. Review the official letter for any specific advice or services offered, such as identity monitoring. Additionally, consider monitoring your financial accounts and credit reports for any suspicious activity. You may also want to place a fraud alert or security freeze on your credit files as a general precaution.

While this filing with the Washington Attorney General confirms the breach, the most comprehensive details pertinent to your situation will be found in the direct notification letter from Cardinal Services. Always refer to official communications for the most accurate information regarding your data.