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Investigation OpenME AG filing · June 5, 2026

MasTec Notifies Maine Officials of Recent Data Security Incident

MasTec, Inc. recently filed a data breach notification with the Maine Attorney General's office. This filing, submitted on June 5, 2026, indicates an ongoing investigation into a security incident. Individuals who receive notices from MasTec should review the information for details on how their personal data may be affected.

State
ME
Reported
June 5, 2026

MasTec, Inc. officially reported a data security incident to the Maine Attorney General on June 5, 2026. This notification confirms an investigation is underway regarding a breach involving personal information. Such filings are made public to inform residents of potential risks to their data.

Details regarding the nature of this incident, including the specific type of breach, the exact categories of data involved, and the number of individuals affected, have not been specified in the public record. The filing indicates the breach date is currently unknown, and the overall investigation remains ongoing as of the report date.

For those who may be impacted, receiving a direct notification letter from MasTec, Inc. is crucial. These letters typically provide personalized information regarding the incident and may outline specific steps recommended for affected individuals. It is important to carefully review any such communication.

In the absence of specific details, general data security practices are advised. These include carefully monitoring financial statements and credit reports for any suspicious activity. Be wary of unsolicited communications, especially those asking for personal details, as phishing scams often follow data breaches.

This information is derived from official public records filed with the state of Maine. Its purpose is to provide factual reference for individuals seeking to verify breach notifications and understand the publicly available details of such incidents.

Source: ME Attorney General filing

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