norm: kiewitUSLEI 549300VUN7SFD1WZ8W09 · no CIKMax severity: Medium

Canonical registry

KIEWIT CORPORATION

ent_01a03ea39dee8530c8924a83e2a88767

Compliance scorecard →View in feed →

Disclosures

1

State AG · 1 jurisdiction

Multi-filing incidents

—

no multi-filing incident in sample

Max affected reported

—

no filed count in sample

Leak-site claims

0

none in sample

Identity resolution

Canonical name: KIEWIT CORPORATION
Normalized: kiewit— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: 549300VUN7SFD1WZ8W09
SEC EDGAR CIK: None — not an SEC registrant
Domain: None on record

Disclosure history (1)newest first

Massachusetts State AGas victim2026-08-01
Kiewit Corporation notified current and former employees/contractors of unauthorized access to an employee's Microsoft 365 account. The incident involved potential exposure of names, addresses, dates of birth, SSNs, driver's license numbers, and health information. Kiewit contained the incident by resetting passwords and disabling the account, engaged forensic investigators, and offered credit monitoring.