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Kiewit Corporation data breach

Kiewit Corporation confirmed a data breach reported on August 21, 2026, which exposed sensitive personal information for an unspecified number of individuals. This incident, impacting data like Social Security Numbers and direct deposit details, carries a significant risk of identity theft and financial fraud for those affected.

Incident readout

Company
Kiewit Corporation
Reported to
Indiana Attorney General
Filed
August 21, 2026
People affected
Not stated in the filing
Incident type in filing
Not stated
Our review
Monitoring
Read the official filing

Was this a ransomware attack?

The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.

Information listed in the filing

  • Full Name
  • Social Security Number
  • Date of Birth
  • Wage and Compensation Information
  • Tax Return Information
  • Direct Deposit Account Details
  • Home Address
  • Government ID Number

What we know

Kiewit Corporation, a major engineering and construction firm, reported a data security incident to the Indiana Attorney General on August 21, 2026. This breach, which occurred on February 11, 2026, compromised the personal and financial information of individuals connected to the company. The exact number of people affected has not been specified.

The exposed data categories include Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Home Address, and Government ID Number. Such highly sensitive information can be used for various forms of identity theft, including opening fraudulent accounts, filing false tax returns, or attempting unauthorized financial transactions.

Companies like Kiewit Corporation are legally obligated to protect the personal data they collect and store. A data breach indicates that their security measures may have been insufficient to prevent unauthorized access to confidential records. This failure can leave individuals vulnerable to prolonged financial and personal distress.

If you received a data breach notification letter from Kiewit Corporation, it confirms your information was involved. We advise reviewing your credit reports from all three major bureaus for any unfamiliar activity and considering placing a fraud alert or credit freeze to prevent new accounts from being opened in your name.

Experiencing a data breach can be unsettling. Our firm is investigating the Kiewit Corporation data breach on behalf of affected individuals. Understanding your legal options without any upfront cost can provide clarity in these situations. We offer a free, no-obligation case review to discuss what this incident means for you.

See every breach reported in Indiana or read what to do after a ransomware attack.

After the Kiewit Corporation incident: what to do and your options

What should I do after getting the Kiewit Corporation data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
How many people were affected by the Kiewit Corporation data breach, and what was exposed?
The filing does not give a count of affected people and lists the following information as involved: Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Home Address, Government ID Number. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Did Kiewit Corporation offer free credit monitoring?
Check your letter from Kiewit Corporation. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Enrolling does not give up your right to bring a claim.
Where can I see the official Kiewit Corporation breach notice?
Kiewit Corporation's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#kiewit-corporation-2026 Compare it with the letter you received to confirm the dates and details match.
Can I sue Kiewit Corporation over the data breach?
It depends on what was exposed, the law in Indiana and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
Do I need a Kiewit Corporation data breach lawyer or attorney?
Whether the company's systems were encrypted by ransomware or data was simply taken, the legal question is the same: did it protect your information the way the law requires? An attorney can review your notice for free, and these cases are usually handled on contingency.
Is there a Kiewit Corporation data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Kiewit Corporation. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Is the Kiewit Corporation data breach letter legit or a scam?
A notice from Kiewit Corporation in the mail matches the breach Kiewit Corporation reported to the Indiana Attorney General on August 21, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Kiewit Corporation through a phone number or website you find yourself.
How much could a Kiewit Corporation data breach settlement or claim be worth?
There is no set amount, and no Kiewit Corporation settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Social Security Number, Date of Birth as involved. Keep receipts and records; they're what damages claims are built on.

Other breaches reported in Indiana

Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.