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See the full Metropolitan Marine Maintenance Contractors' Association ("MMMCA") breach case facts
MonitoringMaineFiled May 25, 2026

Understanding your Metropolitan Marine Maintenance Contractors' Association ("MMMCA") data breach notification letter

If a Metropolitan Marine Maintenance Contractors' Association ("MMMCA") 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

The Metropolitan Marine Maintenance Contractors' Association (MMMCA) filed a data breach notification in Maine on May 25, 2026, disclosing an unauthorized network compromise. The incident reportedly exposed sensitive personal information, including Full Names, Social Security Numbers, and financial details. Individuals affected by this breach should remain vigilant regarding their personal and financial security.

Information the filing reports as involved

  • Full Name
  • Social Security Number
  • Date of Birth
  • Wage and Compensation Information
  • Tax Return Information
  • Direct Deposit Account Details
  • Home Address
  • Union Membership and Labor Records

What to do after the letter

  1. Confirm the notice is genuine

    A legitimate Metropolitan Marine Maintenance Contractors' Association ("MMMCA") notice references the specific incident reported to the Maine 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 Metropolitan Marine Maintenance Contractors' Association ("MMMCA") incident against the filing reported to the Maine Attorney General. This registry summarizes what was filed; it does not provide legal advice.

This page summarizes a data breach reported to the Maine Attorney General for informational purposes. DataBreachInformation.com is a neutral reference registry and does not provide legal advice.

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