HTH Companies Data Breach Exposes Sensitive Personal and Health Information

HTH Companies Inc., a construction services firm headquartered in Union, Missouri, disclosed a data breach that may have exposed a wide range of sensitive personal and medical information.

The breach was disclosed to the attorneys general of Massachusetts and Texas starting on Nov. 4, 2026. So far, 694 residents of Texas were affected. Affected individuals are being notified by written notice.

On March 4, 2026, the ransomware group known as Akira posted a claim on the Tor network stating it had obtained approximately 60 gigabytes of data from the company. The compromised data allegedly included employee personal files, non-disclosure agreements, contracts and agreements, project information, financial records and other confidential files.

The types of personally identifiable information exposed in the breach included names, Social Security numbers, dates of birth, addresses, email addresses, phone numbers, driver's license numbers, government-issued identification numbers (such as passports and state ID cards), financial information (including bank account numbers and credit or debit card numbers), mother's maiden names, crypto wallet information, gamertags and usernames.

The breach also exposed protected health information, including medical information, health insurance information, medical record numbers and national provider identifier numbers.

HTH Companies' response to the breach

HTH Companies is offering affected individuals 24 months of complimentary credit monitoring services through Epiq.

Affected individuals can enroll by visiting Epiq Monitoring Solutions and entering the activation code included in their notification letter. For questions about enrollment, consumers can call Epiq directly at 866-675-2006, Monday through Friday, 9 a.m. to 5:30 p.m. Eastern time.

For general questions about the breach, HTH Companies set up a dedicated assistance line at 888-619-1596, available Monday through Friday from 9 a.m. to 9 p.m. Eastern time. Individuals may also write to the company at 239 Rock Industrial Blvd., Union, Missouri 63084