Posillico Inc. Data Breach Lawsuit Investigation

Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the Posillico, Inc. data breach.

If you were affected by the data breach, your sensitive personally identifiable information may have been exposed, and you may be eligible for compensation.

About Posillico, Inc.

Founded in 1946, Posillico Inc. is a family-owned heavy civil construction contractor headquartered in Farmingdale, N.Y. The company operates primarily in New York, New Jersey, Texas, Florida and the Mid-Atlantic region.

They employ 232 to over 500 individuals.

What Happened?

On Dec. 8, 2025, Posillico discovered a network disruption and launched an investigation with the help of independent cybersecurity experts. The investigation revealed that certain files were accessed or acquired without authorization, and a comprehensive review was conducted to determine the scope of the breach.

By Jan. 6, 2026, Posillico confirmed that personal information belonging to certain individuals was contained in the compromised files. The company notified affected individuals by written notice on Jan. 13, 2026. The breach affected 9,876 people in the United States, including three residents in Maine, 22 residents in Massachusetts, and 1,021 residents in Texas.

According to reports, the Akira ransomware group claimed responsibility for the attack and posted about the breach on the dark web on Jan. 5, 2026. The group claimed to have obtained 1 TB of data, including employee personal data, project details, contracts, financial records, and insurance documents.

Information Exposed:

• Names
• Social Security numbers

Your Rights and Next Steps

If you received a notice from Posillico, your personal information—including your name and Social Security number—may have been exposed.

Here are steps you can take right now:

• Review the notification letter from Posillico for instructions on enrolling in complimentary identity protection services through IDX.
• Monitor your credit reports and account statements for any suspicious activity.
• Consider placing a fraud alert or security freeze on your credit file for added protection.
• If you notice any signs of identity theft, report them to your financial institution, local law enforcement, and the Federal Trade Commission.

For questions and assistance, use the contact information provided in the written notice to connect to the dedicated toll-free call center set up by IDX.

Lawyers are ready to help individuals affected by the Posillico data breach. If your information was exposed, you may have legal rights and options for seeking compensation.

You May Be Entitled to Compensation

If you were affected by the Posillico data breach, you may be eligible to join a class action lawsuit and receive compensation for the exposure of your personal information. Laws protect individuals whose sensitive data has been compromised, and legal action can help you recover damages and hold companies accountable for failing to safeguard your information.

To find out if you qualify and to take the next step in protecting your rights, complete the below form to join the lawsuit investigation.

Sources

• Maine Attorney General
• Massachusetts Attorney General
• Texas Attorney General