Mercadien, P.C.

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Disclosures

State AG · 1 jurisdiction

Multi-filing incidents

—

no multi-filing incident in sample

Max affected reported

as filed · State AG MA

Leak-site claims

none in sample

Identity resolution

Canonical name: Mercadien, P.C.
Normalized: mercadien— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: No match
SEC EDGAR CIK: None — not an SEC registrant
Domain: None on record

Disclosure history (1)newest first

Massachusetts State AGas victim2026-07-16
Pinnacle Financial Partners, Inc. notified Massachusetts residents of a data breach involving its third-party vendor, Mercadien, P.C. Unauthorized access occurred between September 17, 2025, and October 9, 2025, affecting customer names, addresses, and government identifiers. Pinnacle offered credit monitoring services. The incident was contained, and law enforcement was notified.

Supply-chain cascadesreviewed and confirmed

◈ Other organizations filed breach notifications naming Mercadien, P.C. as a third party. This records what those organizations filed — it is not a finding about Mercadien, P.C.’s conduct.

Mercadien, P.C. supply-chain incident (2026)2026-06-01 – 2026-06-114 organizations linked