Langdon & Co. CPA LLP data breach

Clerk's notes

Langdon & Co. CPA LLP, a professional accounting and tax firm operating in New Hampshire, officially reported a data security incident on August 21, 2025. This report confirms that unauthorized activity impacted the firm's systems, which process and store sensitive client records. The incident is currently under investigation.

As a firm specializing in tax preparation, auditing, and financial consulting, Langdon & Co. CPA LLP typically handles a broad range of sensitive personal information for its clients. The reported breach means that some of this information may have been compromised as a result of the unauthorized access.

If you have received a data breach notification letter from Langdon & Co. CPA LLP, it indicates that your personal information was likely among the data involved in this security incident. Such notifications are sent to alert affected individuals and provide details about the breach.

It is advisable to carefully review any communication you receive from Langdon & Co. CPA LLP regarding this incident. You should also consider monitoring your financial accounts and credit reports for any suspicious activity. The notification letter may also offer identity protection services that you should consider utilizing.

For those affected by the Langdon & Co. CPA LLP data breach, understanding your rights and potential next steps is important. If you wish to learn more about the implications of this incident for your personal information, you may request a complimentary review of your case.

If a notification letter about this breach reached you, see every New Hampshire data breach on file or browse all cases.