Turner Construction Discloses Data Breach, Notifies About 6,098 California Residents

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Summary

Turner Construction disclosed unauthorized system access between July 2 and 15, 2026, involving files containing personal and financial information. It notified about 6,098 California residents and is offering five years of identity protection.

Key points

  • Turner determined that unauthorized access to certain systems occurred between July 2 and July 15, 2026; it confirmed access to files containing personal information on July 27.
  • Affected files contained one or more of the following: names, U.S. Social Security numbers, Canadian Social Insurance Numbers, birth dates, salaries, direct-deposit bank details and home addresses. Some may also have contained passport numbers.
  • Approximately 6,098 California residents were sent written notices on or about August 18, 2026; this figure is not identified as the total number affected.
  • Turner secured its systems, engaged external cybersecurity experts and notified federal law enforcement. The investigation remains ongoing.
  • The company is strengthening safeguards and employee training and offering potentially affected individuals five years of credit monitoring and identity protection through IDX and IDShield.

Article Details

Victim Organization
Turner Construction Company
Victim Domain
tcco.com
Incident Type
Unauthorized access to systems and files containing personal information
Incident Date
2026-07-02
Disclosure Date
2026-08-18
Data Types Exposed
  • Names
  • Social Security numbers for individuals in the United States
  • Social Insurance Numbers for individuals in Canada
  • Dates of birth
  • Salaries
  • Bank account information used for direct deposit
  • Home addresses
  • Possible passport numbers for a limited number of individuals
Affected Records
Approximately 6,098 California residents were notified; the total number of affected individuals and records was not disclosed.
Affected Data Size
Not disclosed
Operational Impact
Not disclosed
Ransom Or Extortion
Not disclosed
Claim Status
confirmed

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