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McCarthy & Holthus

Disclosed Dec 8, 20232 years agoConfirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedDec 8, 2023
DiscoveredOct 7, 2023
HappenedOct 1, 2023
AttackRansomware
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Source
California Attorney General breach notice: McCarthy & Holthusoag.ca.gov · Official notice
Washington Attorney General breach notice: McCarthy & Holthusatg.wa.gov · Official notice
Oregon DOJ breach notice: McCarthy & Holthusjustice.oregon.gov · Official notice

Notices filed

WhereFiledPeople
Oregon DOJresidents of ORDec 8, 20232,365
California AGresidents of CAJan 16, 2024
Washington AGresidents of WAJan 16, 2024700
History of this record
  • 2026-09-25 · disclosed: 2024-01-16 to 2023-12-08 · backfill source
  • 2026-09-25 · attack: unknown to ransomware · backfill source
  • 2026-09-25 · discovered: empty to 2023-10-07 · backfill source
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

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