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Data Breach Law Group Investigates the St. Peter O’Brien Law Offices P.C. Data Breach

By Data Breach Law Group | Posted on April 23, 2026 · New Hampshire

Miami, FL — Data Breach Law Group is investigating a data breach involving St. Peter O’Brien Law Offices P.C., reported to the New Hampshire Attorney General on April 23, 2026. The firm is reviewing whether affected individuals have legal claims arising from the incident.

St. Peter O’Brien Law Offices P.C. is a professional legal services firm that manages sensitive client files and litigation documentation. In the course of their legal practice, the firm typically collects and stores highly confidential information, including personal identification, financial records, and detailed case-related documentation necessary for legal representation. This data security incident was officially reported to the New Hampshire Attorney General in 2026. If you have received a formal data breach notification letter from the firm, it indicates that your personal information may have been involved in this incident. This notice is intended to provide you with an understanding of the situation and the steps the firm is taking to address the unauthorized access to their systems.

If you were affected

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

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This page is attorney advertising and is for general informational purposes only. It is not legal advice, and contacting Data Breach Law Group does not create an attorney-client relationship. Case details are drawn from publicly reported breach notifications and may be updated as more information becomes available. Prior results do not guarantee a similar outcome.