Data Breach Law Group Investigates the CARLSON BUILDING MAINTENANCE INC. Data Breach
By Data Breach Law Group | Posted on March 9, 2026 · Illinois
Miami, FL — Data Breach Law Group is investigating a data breach involving CARLSON BUILDING MAINTENANCE INC., reported to the Illinois Attorney General on March 9, 2026. The firm is reviewing whether affected individuals have legal claims arising from the incident.
Carlson Building Maintenance Inc. appears to be a facilities management and commercial janitorial services provider, which typically manages extensive human resources and payroll records for a large, distributed workforce. In the course of their business operations, the company collects and stores sensitive employee data, including payroll information, tax documentation, and personal identification records required for employment verification and benefits administration. This data breach was officially reported to the Illinois Attorney General in 2026, confirming that unauthorized access to their internal systems occurred. If you received a data breach notification letter from the company, it indicates that your personal information may have been compromised. This notice is intended to inform you of the incident and provide guidance on the steps you should take to protect your identity.
If you were affected
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.
Did you receive a letter from CARLSON BUILDING MAINTENANCE INC.?
A case review is free and confidential. Tell us about your letter and we will explain your options.