Parexel International, LLC (“Parexel”) data breach

Clerk's notes

Parexel International, LLC, a company known for its work in clinical research for the biopharmaceutical and medical device industries, has reported a data security incident.

The company confirmed that unauthorized access to its systems occurred, leading to the potential exposure of personal information. If you were among those who received a notification letter from Parexel, it indicates that your data was likely involved in this event.

This incident was officially reported to the Texas Attorney General on December 17, 2025. The breach itself reportedly took place on August 9, 2025. The matter is currently under investigation, with specific details about the nature and scope of the unauthorized access being reviewed.

For those who received a notification, it is prudent to remain vigilant. Carefully review any communications from Parexel and consider taking steps to monitor for any unusual activity related to your accounts or identity. Be cautious of unsolicited emails or calls that claim to be from the company.

Understanding the potential impact of such an incident can be complex. Individuals who received a data breach notification from Parexel International may be eligible to request a free case review to discuss their options.

If a notification letter about this breach reached you, see every Texas data breach on file or browse all cases.