DisclosureLens
UnknownProfessional ServicesMedium

Hamilton Construction Company

bd_37032daff42f3bab · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 19, 2025

Filed

Dec 15, 2025

To disclose

26 weeks

Affected

2,667

Linked

4 filings

Confidence

95%
Full breach record for Hamilton Construction Company →

Hamilton Construction Company reported a data breach to the Oregon Attorney General. The breach was reported on 2025-12-15. The breach occurred during 6/19/2025 - 6/19/2025. The breach was discovered on 6/19/2025. 2,667 individuals were affected. Notice was sent on 11/12/2025.

Oregon clock✗ OR AG >45d26 weeks discovery → filing
⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 26 weeks / 179 days

Jun 19, 2025

Begins

Jun 19, 2025

Discovered

Dec 15, 2025

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Filing propagation · 4 filings · 4 states

View merged incident ↗
Nebraska State AGNov 12 · first
Montana State AGNov 12 · first
Washington State AGNov 12 · first
Oregon State AG+33d · this page

Pattern: first filing Nov 12 (NE), last Dec 15 (OR) — a 33-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.