HARNISH GROUP INC.
ent_019e1f22f89b7e2c45afe348bdd4c8fd
Disclosures
4
State AG · 4 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
2,888
nationwide · State AG ME
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- HARNISH GROUP INC.
- Normalized
- harnish group— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 549300IMYLYIONI3KF78
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (4)newest first
- Montana State AGas victim2025-12-31
Harnish Group Inc. notified Montana employees of a November 11, 2025 incident involving unauthorized access via compromised credentials. The attacker exfiltrated and publicly posted files containing names and Social Security Numbers. Harnish engaged forensic experts, secured its network, and offered 2 years of Norton LifeLock monitoring to affected individuals.
- Maine State AGas victim2025-12-31
Harnish Group Inc. reported an external system breach (hacking) on November 7, 2025, discovered November 11, 2025. The incident resulted in the unauthorized disclosure of employee names and Social Security Numbers. The responsible party publicly posted files on December 9, 2025. 2,888 individuals were affected, including 1 Maine resident. Notification was sent on December 22, 2025, offering 2 years of Norton LifeLock monitoring.
- Washington State AGas victim2025-12-29
Harnish Group Inc. notified Washington employees of a cyberattack occurring Nov 6-11, 2025. Attackers used compromised credentials to access employee PII (names, SSNs) and published files on Dec 9, 2025. 1,435 Washington residents affected. Forensic investigation completed; network changes implemented. Norton LifeLock monitoring offered.
- Indiana State AGas victim2025-12-22
Harnish Group Inc reported a data breach to the Indiana Attorney General. The breach occurred on 2025-11-11 and was reported on 2025-12-22. 1 Indiana residents were affected.