Data Breach Law Group Investigates the MARQUIS SOFTWARE SOLUTIONS Data Breach
By Data Breach Law Group | Posted on October 27, 2025 · Illinois
Miami, FL — Data Breach Law Group is investigating a data breach involving MARQUIS SOFTWARE SOLUTIONS, reported to the Illinois Attorney General on October 27, 2025. The firm is reviewing whether affected individuals have legal claims arising from the incident.
Marquis Software Solutions appears to be a technology company specializing in enterprise software development and digital infrastructure services. In the course of providing these services, such firms typically collect and store sensitive information including client contact details, system access credentials, proprietary business data, and potentially personal information related to end-users or employees. This data breach 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 from the company, it indicates that your personal information may have been included among the files accessed during this incident. We recommend reviewing the letter carefully to understand the specific scope of the exposure and the identity protection services being offered.
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 MARQUIS SOFTWARE SOLUTIONS?
A case review is free and confidential. Tell us about your letter and we will explain your options.