The SouthEast Series of Lockton Companies, LLC. (“Lockton”) Addendum Data Breach: Reported Filing Facts
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.
- State
- Delaware
- Breach date
- November 20, 2024
- Reported
- June 27, 2025
Related data breach cases
- Anne Arundel Dermatology
- Kelly & Associates Addendum
- Johnson Controls
- Lemonade Inc. Addendum
- McLean Mortgage Corporation
- Kelly and Associates Ins. Group Supplemental Notice
- LexisNexis Risk Solutions
- Water Pro, Inc. d/b/a Culligan Water
- EB Archbald and Associates, Inc.
- Change Healthcare (DE Update from 2024 Notice)
- The Hertz Corporation, including the Hertz Dollar and Thrifty Brands
- Kelly and Associates Ins. Group
- Monro, Inc.
- Pennsylvania State Education Association