Mill Brothers Landscape Group experienced an external system breach, described as a hacking incident, on December 9, 2025. The company discovered this breach on March 2, 2026, and began notifying affected individuals on March 31, 2026. The Maine Attorney General was also notified on March 31, 2026, and the Indiana Attorney General was notified.
The breach involved names and other personal identifiers. At least one Maine resident and two Indiana residents were affected. Kroll is providing 12 months of credit monitoring, fraud consultation, and identity theft restoration services. The specific types of data exposed beyond names and identifiers, and whether financial or medical data were involved, have not been publicly detailed.
Details about data breaches can emerge over time as investigations continue. Notices to affected individuals may also be delayed.