Mario Susi & Son Data Breach: Protecting Your Personal Information

Mario Susi & Son, Inc., a Massachusetts-based construction and engineering firm, has confirmed a data security incident. The company reported this breach to the Massachusetts Attorney General on July 7, 2026, and is currently investigating the full scope of what occurred. If you received a letter from Mario Susi & Son regarding this incident, it means your personal information was likely compromised.

Given the nature of Mario Susi & Son's business, which involves extensive administrative, operational, and human resources data, the information involved in this breach is sensitive. The company manages a vast amount of Personally Identifiable Information (PII) for current and former employees, subcontractors, and vendors. When such data is exposed, it creates a significant risk for those affected.

The exposure of your personal information in a breach like this can lead to serious consequences. Victims often face an increased and long-term risk of identity theft, various forms of fraud, and other financial vulnerabilities. It is crucial to understand that even the heightened risk of these issues, along with the loss of privacy, constitutes a recognizable harm under the law.

Companies like Mario Susi & Son, Inc. have a legal obligation under Massachusetts data privacy regulations to implement robust cybersecurity measures to protect the personal information they hold. A data breach strongly suggests a failure in these safeguards, which may give rise to legal liability. Our team is investigating whether Mario Susi & Son, Inc. upheld its duty to protect your data.

If you've been notified about this breach, we recommend you remain vigilant. Carefully review any account statements for suspicious activity, consider placing a fraud alert on your credit, and be cautious of unsolicited communications that might be phishing attempts. These steps can help protect your financial well-being.

Our firm is actively investigating potential class action claims on behalf of individuals affected by the Mario Susi & Son, Inc. data breach. We believe victims deserve to understand their rights and explore their legal options. We operate on a contingency fee basis, meaning you pay no out-of-pocket legal fees unless we successfully recover compensation for you. Contact us for a free case review to discuss how this breach impacts you.