norm: wisconsin public serviceUSLEI 549300BJRHJVYNUMQZ30 · no CIKMax severity: Low↳ subsidiary of WEC ENERGY GROUP, INC.

Canonical registry

WISCONSIN PUBLIC SERVICE CORPORATION

ent_019e5ccaa47527995e41e154b530490c

Compliance scorecard →🔔 Follow entity

Disclosures

1

SEC 10-K Item 1C · 1 jurisdiction

Incidents

—

no linked incident in sample

Max affected reported

—

no filed count in sample

Leak-site claims

0

none in sample

Identity resolution

Canonical name: WISCONSIN PUBLIC SERVICE CORPORATION
Normalized: wisconsin public service— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: 549300BJRHJVYNUMQZ30
SEC EDGAR CIK: None — not an SEC registrant
Domain: None on record
Corporate parent: WEC ENERGY GROUP, INC.— per SEC Exhibit 21 filing

Disclosure history (1)newest first

FEDERALSEC 10-K Item 1Cas victim2026-02-20
Wisconsin Public Service Corporation (a subsidiary of WEC Energy Group) filed Item 1C of its 2025 Form 10-K disclosing its cybersecurity risk management program. The filing states the company has been subject to attempted cybersecurity attacks from time to time, but these prior attacks have not had a material impact on its system or business operations. No specific incident, materiality determination, or data breach details are provided.