Understanding your Harnish Group Inc. data breach notification letter
If a Harnish Group Inc. letter arrived in your mailbox, here is what it means, why you received it, and the free steps you can take right now.
Why you received this letter
Harnish Group Inc., a heavy equipment and industrial machinery dealer, reported a data security incident to the Montana Attorney General's office on December 31, 2025. The breach, which occurred on November 11, 2025, involved the exposure of sensitive personal data including Full Names, Social Security Numbers, and Driver's License Numbers. This exposure creates potential risks of identity theft and financial fraud for those affected.
Information the filing reports as involved
- Full Name
- Social Security Number
- Date of Birth
- Mailing Address
- Driver's License Number
- Wage and Compensation Information
- Tax Return Information
- Direct Deposit Account Details
What to do after the letter
Confirm the notice is genuine
A legitimate Harnish Group Inc. notice references the specific incident reported to the Montana Attorney General and describes which categories of your information were involved. Compare the letter against the public filing before acting on any links or phone numbers it contains.
Keep the letter — it is your proof of connection
The notification letter is the document that ties your personal information to this incident. Keep the original and photograph it. If you later request a case review, this letter is the strongest evidence that you were among the affected individuals.
Protect your accounts and credit
Depending on what was exposed, consider a free credit freeze with all three bureaus, new passwords for reused credentials, and monitoring of financial statements. These steps are free and do not require you to wait for anyone's permission.
Check the record against the public filing
You can verify the Harnish Group Inc. incident against the filing reported to the Montana Attorney General. This registry summarizes what was filed; it does not provide legal advice.
This page summarizes a data breach reported to the Montana Attorney General for informational purposes. DataBreachCaseFile.com is a neutral reference registry and does not provide legal advice.