Understanding your Chalmers Insurance Group data breach notification letter
If a Chalmers Insurance Group 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
Chalmers Insurance Group is a professional insurance agency that manages various personal and commercial coverage policies for its clients. As an insurance provider, the company typically collects and stores sensitive personal information, including government identification numbers, financial account details, and comprehensive policy data necessary for underwriting and claims processing. This security incident was officially reported to the New Hampshire Attorney General in 2025 following the discovery of unauthorized activity within their systems. If you received a data breach notification letter from the company, it indicates that your personal information may have been involved in this event. We recommend reviewing the letter carefully to understand the specific steps the company is taking to assist those impacted and to monitor your accounts for any suspicious activity.
What to do after the letter
Confirm the notice is genuine
A legitimate Chalmers Insurance Group notice references the specific incident reported to the New Hampshire 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 Chalmers Insurance Group incident against the filing reported to the New Hampshire Attorney General. This registry summarizes what was filed; it does not provide legal advice.
This page summarizes a data breach reported to the New Hampshire Attorney General for informational purposes. DataBreachInformation.com is a neutral reference registry and does not provide legal advice.