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See the full ASP Unifrax Holdings, Inc. (“Alkegen”) breach case facts
Investigation OpenNew HampshireFiled July 17, 2026

Understanding your ASP Unifrax Holdings, Inc. (“Alkegen”) data breach notification letter

If a ASP Unifrax Holdings, Inc. (“Alkegen”) 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

ASP Unifrax Holdings, Inc., operating as Alkegen, filed a report with the New Hampshire Attorney General on July 17, 2026, concerning an unspecified data incident. This report indicates that personal information managed by the company was compromised through an unauthorized network breach. Affected individuals should monitor their accounts and take general protective measures.

What to do after the letter

  1. Confirm the notice is genuine

    A legitimate ASP Unifrax Holdings, Inc. (“Alkegen”) 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.

  2. 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.

  3. 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.

  4. Check the record against the public filing

    You can verify the ASP Unifrax Holdings, Inc. (“Alkegen”) 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. DataBreachCaseFile.com is a neutral reference registry and does not provide legal advice.