The SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum Data Breach: Incident Facts and Free Case Review
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.
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
Received a SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum notification letter? Find out in minutes if you qualify for compensation.
Free case review- State
- Delaware
- Breach date
- November 20, 2024
- Reported
- June 27, 2025
What to do if you were affected
These general steps can help limit the risk of identity theft and fraud after any data breach.
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.
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