Lyon Real Estate Data Breach Investigation

Turke & Strauss LLP, a leading data breach law firm, is investigating Lyon Real Estate regarding its recent data breach. The Lyon Real Estate data breach involved sensitive personal identifiable information and protected health information belonging to over 7,200 individuals.


Lyon Real Estate is an independent brokerage firm offering a variety of real estate services. Accordingly, Lyon Real Estate specializes in residential real estate, property management, global relocation, the sale of luxury properties, and more. Founded in 1946, Lyon Real Estate serves customers throughout California’s El Dorado, Nevada, Placer, Sacramento, and Yolo counties. Headquartered in Sacramento, California, Lyon Real Estate operates 17 office locations across the greater Sacramento area.


On or around May 4, 2023, Lyon Real Estate discovered that it had experienced a data breach in which the sensitive personal identifiable information and protected health information in its systems may have been accessed and acquired. Through its investigation, Lyon Real Estate determined that an unauthorized actor may have accessed and obtained this sensitive information between April 18 and May 4, 2023. On September 6, 2023, Lyon Real Estate began contacting individuals whose information may have been impacted. The type of information exposed includes:

  • Name
  • Social Security number
  • Medical information
  • Health insurance information
  • Financial information

If you received a breach notification letter from Lyon Real Estate:

We would like to speak with you about your rights and potential legal remedies in response to this data breach. Please fill out the form, below, or contact us at (608) 237-1775 or

If you were impacted by the Lyon Real Estate data breach, you may consider taking the following steps to protect your personal information.

  1. Carefully review the breach notice and retain a copy;
  2. Enroll in free credit monitoring service provided by Lyon Real Estate;
  3. Change passwords and security questions for online accounts;
  4. Regularly review account statements for signs of fraud or unauthorized activity;
  5. Monitor credit reports for signs of identity theft; and
  6. Contact a credit bureau(s) to request a temporary fraud alert.

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