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The John Buck Company 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 The John Buck Company (“TJBC”) 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 The John Buck Company
The John Buck Company is a privately held real estate investment, development and management firm based in Chicago. Founded in 1981 by John A. Buck II, the company has spent decades developing, acquiring and managing commercial office, residential and urban mixed-use properties.
Since its inception, TJBC has been involved in projects totaling more than $8 billion in value, covering over 48 million square feet of real estate.
What Happened?
In December 2025, The John Buck Company experienced a significant data breach that put sensitive information at risk. The incident was first disclosed to the Massachusetts Office of Consumer Affairs and Business Regulation on Jan. 8, 2026.
According to official reports, at least 23 individuals in Massachusetts were affected, and the breach may have impacted others in different states as well.
Information exposed:
- Names
- Social Security numbers
- Driver’s license numbers
- Financial account numbers
- Health insurance information
Your Rights and Next Steps
If you received a notice from The John Buck Company about this data breach, it means your sensitive personal information may have been compromised. This can put you at risk for identity theft, financial fraud and other potential harms. Even if you have not noticed any suspicious activity, it is important to take the situation seriously.
Laws protect individuals whose personal information has been exposed in a data breach. You may be entitled to compensation for damages, time spent monitoring your accounts, and other losses resulting from the breach. Lawyers are ready to help affected individuals understand their rights and pursue claims for compensation.
You May Be Entitled to Compensation
If you were notified by The John Buck Company that your information was involved in the data breach, you may be eligible to join a class action lawsuit and seek compensation. Lawyers are ready to help guide you through the process, answer your questions and advocate for your rights.
To find out if you qualify and to take the next step, complete the below form to join the lawsuit investigation.
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