DisclosureLens
UnknownOtherCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Pinnacle Development Group

bd_9d8a04c98e5cc9cc · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Feb 27, 2026

To disclose

—

Affected

1state residents only

Confidence

68%
Full breach record for Pinnacle Development Group →

Pinnacle Development Group, Inc. notified Massachusetts residents of a cybersecurity incident. The company stated that after an extensive forensic investigation and manual document review, it discovered on January 28, 2026, that some personal information may have been impacted. The notice references 'SSN' in its internal code (PDG_1-ADT-SSN-MA-CM), indicating Social Security numbers were likely involved. The company engaged external cybersecurity professionals and is offering complimentary credit monitoring via Experian IdentityWorks. No specific attack vector or number of affected individuals was disclosed in the letter.

Incident timeline — partial

? — ?

Breach window unknown

Feb 27, 2026

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.