Hamilton Construction
Disclosed Nov 12, 202510 months agoConfirmed
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Nov 12, 2025 |
| Discovered | Jun 19, 2025 |
| Happened | Jun 19, 2025 |
| Attack | Ransomware |
| Data exposed | Not stated |
| Sector | Manufacturing · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Washington Attorney General breach notice: Hamilton Constructionatg.wa.gov · Official notice | Official notice |
| Oregon DOJ breach notice: Hamilton Constructionjustice.oregon.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Washington AGresidents of WA | Nov 12, 2025 | 610 |
| Oregon DOJresidents of OR | Dec 15, 2025 | 2,667 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.