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Muller Insurance Data Breach Investigation
Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the R. John Muller LLC 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 Muller Insurance
R. John Muller LLC, also known as Muller Insurance, is an independent insurance agency based in New Jersey. Founded in 1906 by John Muller, the agency serves both individuals and businesses, offering a broad range of insurance products such as home, auto, renters, commercial, and specialty coverage.
Muller Insurance is licensed in 25 states and works with more than 25 insurance carriers. While its primary focus is on Northern New Jersey, the agency also serves clients in New York, Connecticut, Pennsylvania, and other regions across the United States
What happened?
In Oct. 2025, Muller Insurance disclosed a data breach. The cybersecurity incident compromised personally identifiable information (PII) of an unknown number of customers and/or employees.
The insurance agency reported the data breach to the Massachusetts Attorney General's office on Oct. 1, 2025. The company began notifying impacted individuals by mail on the same day.
Information Exposed
- Name
- Social Security number
- Drivers license information
Muller Insurance will notify impacted individuals by mail and continue to notify certain state authorities
Your Rights and Next Steps
If you received a notification that your information was impacted by the Muller Insurance data breach, you have important rights. Data breaches involving Social Security numbers and driver’s license information can put individuals at risk of identity theft, fraud, and other financial harm.
Here are steps you can take:
- Communication and credit monitoring services: Review and save any notice letters you receive. Enroll in the 24 months of free IDX credit monitoring and identity theft protection services, offered by the agency.
- Monitor your accounts carefully: Check your financial statements regularly for suspicious activity or unauthorized transactions. If you notice anything unusual, contact your financial institution immediately.
- Fraud alert and credit reports: A fraud alert informs creditors to take extra steps to verify your identity before opening new accounts in your name. Consumers are also entitled to one free credit report annually from each credit bureau. You can request a fraud alert or a credit report by contacting any one of the three major credit bureaus.
- Seek legal help: Lawyers are ready to help you understand your rights and pursue compensation.
You May Be Entitled to Compensation
If you were affected by the Muller Insurance data breach, you may have a right to compensation for any harm or inconvenience suffered. Lawyers are investigating claims on behalf of individuals whose Social Security numbers and driver’s license information were exposed.
To find out if you qualify and to join a lawsuit investigation, complete the form below.
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