Site Design Group, a Chicago-based firm specializing in landscape architecture and urban design, experienced a data breach that was reported on May 2, 2026, by the ransomware tracking site ransomware.live. The ransomware group AiLock claimed responsibility for the attack.
The specific types of data compromised and the number of individuals affected have not been publicly confirmed. Details regarding the company's discovery of the breach, notification to regulators, and consumer notifications remain unclear.
Details about the incident may emerge later, and official notifications may be delayed.