MasTec, Inc. data breach

Clerk's notes

MasTec, Inc., based in Texas, has officially acknowledged a data security incident that occurred on August 9, 2025. The company submitted a formal breach notification on June 9, 2026, confirming the event. This filing alerts potentially affected individuals and relevant authorities about the compromise of digital systems.

While the specific nature of the breach type has not been detailed, the incident indicates that personal information entrusted to MasTec, Inc. may have been accessed without authorization. At this time, the exact categories of data involved have not been publicly specified in the available records.

The situation is currently listed as "investigating," which means authorities and potentially MasTec itself are actively working to understand the full scope, cause, and impact of the breach. This ongoing inquiry aims to identify all affected parties and the extent of any data exposure.

If you have received a notification letter from MasTec, Inc. regarding this 2025 data breach, it is crucial to review the contents carefully. Monitor your accounts for any suspicious activity and consider placing fraud alerts or freezes with credit bureaus. Be wary of unsolicited communications requesting personal details.

Understanding your rights and potential recourse following a data breach can be complex. Individuals who believe their personal information was exposed in this MasTec, Inc. incident may be eligible for a free case review to assess their options.

If a notification letter about this breach reached you, see every TX data breach on file or browse all cases.