Data Breach Law Group Investigates the Fullsteam Software Holdings LLC d/b/a Event Rental Systems Data Breach
By Data Breach Law Group | Posted on December 15, 2025 · CA
Miami, FL — Data Breach Law Group is investigating a data breach involving Fullsteam Software Holdings LLC d/b/a Event Rental Systems, reported to the CA Attorney General on December 15, 2025. The firm is reviewing whether affected individuals have legal claims arising from the incident.
Fullsteam Software Holdings LLC d/b/a Event Rental Systems reported a data breach to the CA Attorney General's office on December 15, 2025. If Fullsteam Software Holdings LLC d/b/a Event Rental Systems sent you a written notice, that letter connects you to this incident. Whether you have a legal claim depends on the specific facts of the breach and your situation — a free case review can help you understand your options.
Source: CA Attorney General breach notification record
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 Fullsteam Software Holdings LLC d/b/a Event Rental Systems?
A case review is free and confidential. Tell us about your letter and we will explain your options.