Plant Construction Company, L.P. reported that an unauthorized actor accessed its systems and downloaded files between September 8 and October 15, 2026. The company discovered the incident on October 14, and the California Attorney General posted a sample breach notice on November 13, 2026. A law firm reported that individual notices began that day.
The information involved included names and Social Security numbers. The California notice indicates that more than 500 California residents were affected, but the exact number has not been disclosed. The available sources do not establish affected individuals in other states or report exposure of medical records or financial account information.
As of November 14, 2026, the exact affected count and whether further details will emerge remain unclear. Individual notification began after the incident period and discovery date.