Johnson Controls Data Breach Investigation

Turke & Strauss LLP, a leading data breach law firm, is investigating Johnson Controls International PLC (“Johnson Controls”) regarding its recent data breach. The Johnson Controls data breach may have involved sensitive personal information belonging to an undetermined number of individuals.


Johnson Controls is an industrial machinery manufacturing company based in Ireland. Founded in 1885, Johnson Controls a world leader in building technologies, focused on reimagining the performance of buildings for industries such as healthcare, schools, data centers, airports, stadiums, hotels, manufacturing, and beyond.2 Today, Johnson Controls provides the world’s largest portfolio of building technology, software and service solutions through its comprehensive digital offering, OpenBlue.2 Headquartered in Cork, Ireland, Johnson Controls employs more than 100,000 individuals across 150 countries.


On November 13, 2023, Johnson Controls reported a cybersecurity incident on its Form 8-K filing with the United States Securities and Exchange Commission. Through its investigation, Johnson Controls determined that the incident consisted of unauthorized access, data exfiltration and deployment of ransomware by a third party to its internal IT infrastructure during the weekend of September 23, 2023.

If you believe that you have been impacted by the Johnson Controls International PLC data breach:

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 Johnson Controls 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. Regularly review account statements for signs of fraud or unauthorized activity;
  3. Monitor credit reports for signs of identity theft; and
  4. Contact a credit bureau(s) to request a temporary fraud alert.

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