Understanding your American Testing Services Inc data breach notification letter
If a American Testing Services 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
American Testing Services Inc appears to be a professional services firm specializing in diagnostic, educational, or industrial testing and certification. In the course of these operations, the company typically collects and maintains sensitive personal information, including full names, government-issued identification numbers, and detailed testing or certification records. This data breach was officially reported to the Indiana Attorney General in 2025, confirming that unauthorized parties may have accessed the firm's internal systems. If you have received a formal data breach notification letter from the company, it indicates that your personal information was likely stored within the compromised environment. We recommend reviewing the letter carefully to understand the specific scope of the exposure and the identity monitoring services being offered to those affected.
What to do after the letter
Confirm the notice is genuine
A legitimate American Testing Services Inc notice references the specific incident reported to the Indiana 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 American Testing Services Inc incident against the filing reported to the Indiana Attorney General. This registry summarizes what was filed; it does not provide legal advice.
This page summarizes a data breach reported to the Indiana Attorney General for informational purposes. DataBreachInformation.com is a neutral reference registry and does not provide legal advice.