The Barnes Dennig Data Breach: Reported Filing Facts

Barnes Dennig is a professional services firm specializing in accounting, tax, and business advisory services. Given the nature of their work, they typically collect and store highly sensitive personal and financial data, including tax returns, Social Security numbers, and detailed financial account information for their clients. In 2025, the company officially reported a data security incident to the Indiana Attorney General. If you have received a formal data breach notification letter from Barnes Dennig, it indicates that your personal information may have been involved in this unauthorized access. This notification is intended to inform you of the incident and provide guidance on the steps you should take to protect your identity and financial security moving forward.

State: Indiana
Breach date: March 27, 2025
Reported: August 4, 2025

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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