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Investigation OpenNew Hampshire AG filing · December 19, 2025

McElroy, Deutsch, Mulvaney & Carpenter LLP Reports Data Breach in NH

McElroy, Deutsch, Mulvaney & Carpenter LLP, a prominent law firm, reported a data breach to the New Hampshire Attorney General on December 19, 2025. The incident involved unauthorized access to firm systems, potentially exposing personal information maintained by the firm. Individuals who received a direct notification letter should review it for specific details about the exposure.

State
New Hampshire
Reported
December 19, 2025

McElroy, Deutsch, Mulvaney & Carpenter LLP, a law firm providing comprehensive legal services, officially reported a data breach incident to the New Hampshire Attorney General on December 19, 2025. The firm, which handles sensitive personal, financial, and case-related documentation for its clients, confirmed that unauthorized access to certain firm systems had occurred.

While the public record indicates an investigation is ongoing, the specific nature of the unauthorized access and the types of personal information involved have not been detailed in the publicly available filing. The firm maintains sensitive client data as part of its operations.

If you have received a formal data breach notification letter from McElroy, Deutsch, Mulvaney & Carpenter LLP, it indicates that your personal information may have been among the data accessed. It is important to carefully review the content of that notice, as it should provide the most specific information available regarding the incident and any protective measures or resources offered.

For those concerned about potential exposure of their personal information, it is generally recommended to remain vigilant. This includes monitoring financial account statements and credit reports for any suspicious activity. You may also consider placing a fraud alert or security freeze on your credit files, as these are widely recognized steps to help protect against identity theft.

What to do if you were affected

These general steps can help limit the risk of identity theft and fraud after any data breach.

  • 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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