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Investigation OpenMDFiled March 17, 2025

Mark Thomas data breach: you may be owed a payment

If a Mark Thomas letter arrived in your mailbox, here is what it means, why you received it, and the free steps you can take right now.

This breach is real, not a scam. Mark Thomas officially reported it to the MD Attorney General on March 17, 2025.

Reviewed by David S. Harris, Esq., data breach and class action attorney (Florida Bar No. 0112739). Free consultation: 786-306-7278

Why you received this letter

Mark Thomas reported a data breach in Maryland on March 17, 2025, which may have exposed personal information. If you received a notification, your data could be at risk, and you might be entitled to compensation. An ongoing investigation means it's crucial to understand your rights and potential claim.

Mark Thomas data breach settlement, compensation and claim questions

How much could a Mark Thomas data breach settlement or claim be worth?
There is no set amount, and no Mark Thomas settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. Keep receipts and records; they're what damages claims are built on.
Is there a Mark Thomas data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Mark Thomas. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Can I sue Mark Thomas over the data breach?
It depends on what was exposed, the law in MD and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
Did Mark Thomas offer free credit monitoring?
Check your letter from Mark Thomas. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Signing up doesn't waive any legal rights you may have.
Is the Mark Thomas data breach letter legit or a scam?
A notice from Mark Thomas in the mail matches the breach Mark Thomas reported to the MD Attorney General on March 17, 2025. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Mark Thomas through a phone number or website you find yourself.
Do I need a Mark Thomas data breach lawyer or attorney?
A data breach lawyer can tell you whether your situation supports a claim and what it may be worth. A review here is free, and law firms usually take these cases on contingency, so there is no upfront cost.
Where can I see the official Mark Thomas breach notice?
Mark Thomas's report is published by the MD Attorney General: https://oag.maryland.gov/resources-info/Pages/security-breach-notices.aspx#ITU-376560 Compare it with the letter you received to confirm the dates and details match.
What should I do after getting the Mark Thomas data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.

What to do after the letter

  1. Confirm the notice is genuine

    A legitimate Mark Thomas notice references the specific incident reported to the MD 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. Find out whether you have a claim

    Whether the Mark Thomas breach gives you a legal claim depends on the facts. A free, no-obligation case review will tell you where you stand — there is no cost and no commitment to find out.

This page summarizes a data breach reported to the MD Attorney General for informational purposes and is attorney advertising. It does not create an attorney-client relationship. DataBreachPayment.com does not provide legal advice through this page.