Kiewit controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2026
Edelson Lechtzin LLP investigates Kiewit Corporation data breach claims
Investigation
Edelson Lechtzin LLP, a national class action law firm, announced it is investigating data privacy claims and a potential class action arising from a Kiewit Corporation cybersecurity incident in which an unauthorized third party accessed sensitive personal information of current and former employees and independent contractors. Kiewit detected unauthorized access to an employee's Microsoft 365 account, launched an investigation, retained a third-party forensic firm, notified law enforcement, forced a password reset and disabled the affected email account, completed its review on or about July 24, 2026, and reported the incident to the Massachusetts Office of Consumer Affairs and Business Regulation on August 21, 2026.
Company response
Investigation — Kiewit Corporation
After detecting the issue, Kiewit launched an investigation, retained a third-party forensic firm, and notified law enforcement.
Remediation — Kiewit Corporation
The company implemented containment measures, including forcing a password reset and disabling the affected email account.
Ongoing disclosure — Kiewit Corporation
Kiewit reported the incident to the Massachusetts Office of Consumer Affairs and Business Regulation on August 21, 2026, and has been notifying potentially affected individuals.
Source excerpt
According to notices sent to affected individuals, Kiewit detected unauthorized access to an employee's Microsoft 365 account.
The company implemented containment measures, including forcing a password reset and disabling the affected email account.
After detecting the issue, Kiewit launched an investigation, retained a third-party forensic firm, and notified law enforcement.