All States Materials Group, Inc. (ASMG), a liquid asphalt manufacturing company, has recently reported a data breach impacting over 3,200 individuals. The breach involved sensitive personal and health information, and the company has begun notifying affected individuals.
All States Materials Group’s Data Breach Investigation
All States Materials Group, headquartered in West Springfield, Massachusetts, provides asphalt and construction products across six Northeastern U.S. states. In late August 2025, ASMG identified suspicious activity in its network. Upon investigation, the company determined that an unauthorized third party had accessed sensitive data between August 22 and August 25, 2025.
The breach potentially exposed personal identifiable information (PII) and protected health information (PHI), including Social Security numbers, bank account details, medical information, and home addresses. As of September 23, 2025, ASMG began mailing breach notification letters to affected individuals, offering complimentary credit monitoring services.
When Did This Breach Occur?
The data breach occurred between August 22 and August 25, 2025, with the company identifying suspicious network activity on August 25, 2025. This prompted an immediate internal investigation to determine the scope of the breach.
What Information Was Breached?
The breached data includes:
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Name
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Social Security number
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Bank account numbers
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Home address and contact information
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Safety and medical information
What You Can Do
If you were impacted by this breach, take the following steps to protect your information:
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Review the breach notification carefully and retain a copy.
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Enroll in the free credit monitoring services offered by ASMG.
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Change your online account passwords and security questions.
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Regularly monitor your financial statements and credit reports for unusual activity.
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Contact credit bureaus to request a temporary fraud alert.
Additionally, consider filling out our easy, secure form to speak with a lawyer about your legal options.
File a Data Breach Lawsuit Against All States Materials Group
If you received a data breach notification from All States Materials Group, you may be eligible for compensation. At Class Action U, we connect you with experienced attorneys who can help you navigate the process of filing a lawsuit. Contact us today for a free consultation to explore your options and ensure you receive the compensation you deserve.
