In January 2026, the Transport Workers Union Local 100 experienced an external system breach. The union discovered the breach on April 15, 2026, and determined that personal information was compromised. Consumers were notified on April 24, 2026, the same day regulatory bodies, including the Maine Attorney General and the Massachusetts Office of Consumer Affairs and Business Regulation, were informed.
The breach affected approximately 46,400 individuals. The compromised data types include names, Social Security Numbers, dates of birth, addresses, government IDs, health insurance subscriber identification numbers (medical information), and financial information. The full extent of each data type exposure across all affected individuals remains unclear.
While details may emerge later, consumer notices regarding the incident may be delayed.