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Investigation OpenDelawareFiled June 27, 2025

Understanding your SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum data breach notification letter

If a SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum 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. SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum officially reported it to the Delaware Attorney General on June 27, 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

SouthEast Series of Lockton Companies, LLC. (Lockton) is a prominent global insurance brokerage and risk management firm that handles sensitive client information. As an insurance-related entity, Lockton typically collects and stores extensive personal and financial data, including Social Security numbers, policy details, and sensitive account information required for underwriting and claims processing. This data breach was officially reported to the Delaware Attorney General in 2025, confirming that unauthorized parties may have accessed sensitive records. If you received a data breach notification letter from Lockton, it indicates that your personal information was likely contained within the impacted systems. This page provides an overview of the incident to help you understand the nature of the exposure and the steps you should take to protect your identity and financial security.

After the SouthEast Series of Lockton Companies, LLC. Addendum incident: what to do and your options

What should I do after getting the SouthEast Series of Lockton Companies, LLC. Addendum 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.
Did SouthEast Series of Lockton Companies, LLC. Addendum offer free credit monitoring?
Any free monitoring SouthEast Series of Lockton Companies, LLC. Addendum is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Enrolling does not give up your right to bring a claim.
Can I sue SouthEast Series of Lockton Companies, LLC. Addendum over the data breach?
It depends on what was exposed, the law in Delaware 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.
Do I need a SouthEast Series of Lockton Companies, LLC. Addendum data breach lawyer or attorney?
Whether the company's systems were encrypted by ransomware or data was simply taken, the legal question is the same: did it protect your information the way the law requires? An attorney can review your notice for free, and these cases are usually handled on contingency.
Is there a SouthEast Series of Lockton Companies, LLC. Addendum 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 SouthEast Series of Lockton Companies, LLC. Addendum. 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.
Is the SouthEast Series of Lockton Companies, LLC. Addendum data breach letter legit or a scam?
A notice from SouthEast Series of Lockton Companies, LLC. Addendum in the mail matches the breach SouthEast Series of Lockton Companies, LLC. Addendum reported to the Delaware Attorney General on June 27, 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 SouthEast Series of Lockton Companies, LLC. Addendum through a phone number or website you find yourself.
How much could a SouthEast Series of Lockton Companies, LLC. Addendum data breach settlement or claim be worth?
There is no set amount, and no SouthEast Series of Lockton Companies, LLC. Addendum 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.

What to do after the letter

  1. Confirm the notice is genuine

    A legitimate SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum notice references the specific incident reported to the Delaware 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 SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum 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 Delaware Attorney General for informational purposes and is attorney advertising. It does not create an attorney-client relationship. RansomwareLawFirm.com does not provide legal advice through this page.