DataBreachLawGroup.com
InvestigationInvestigation Open

Data Breach Law Group Investigates the SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum Data Breach

By Data Breach Law Group | Posted on June 27, 2025 · Delaware

Miami, FL — Data Breach Law Group is investigating a data breach involving SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum, reported to the Delaware Attorney General on June 27, 2025. The firm is reviewing whether affected individuals have legal claims arising from the incident.

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.

If you were affected

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Did you receive a letter from SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum?

A case review is free and confidential. Tell us about your letter and we will explain your options.

Got a Notification Letter? Find Out If You Qualify

Free review. No cost, no obligation.

Upload your breach letter (optional)

No attorney-client relationship is created by submitting this form. Attorney Advertising.

Related investigations

This page is attorney advertising and is for general informational purposes only. It is not legal advice, and contacting Data Breach Law Group does not create an attorney-client relationship. Case details are drawn from publicly reported breach notifications and may be updated as more information becomes available. Prior results do not guarantee a similar outcome.