McElroy, Deutsch, Mulvaney & Carpenter LLP
ent_a44201730ba82ee7
Disclosures
5
State AG · 3 jurisdictions
Incidents
1
filings grouped by incident
Max affected reported
6,690
nationwide · State AG IN
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- McElroy, Deutsch, Mulvaney & Carpenter LLP
- Normalized
- mcelroy deutsch mulvaney carpenter— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- mdmc-law.com
Disclosure history (5)newest first
- ⛰️New Hampshire State AGas victim2026-03-12
Supplemental notice to NH AG by Mullen Coughlin LLC on behalf of McElroy, Deutsch, Mulvaney & Carpenter LLP. Cyberattack occurred March 28-April 1, 2025; discovered April 3, 2025. Affected 2 NH residents with name and SSN. Initial notice Dec 19, 2025. Credit monitoring provided.
- 🦞Maine State AGas victim2026-03-12
MDMC (law firm, NJ) suffered a cyberattack Mar 28–Apr 1, 2025; discovered Apr 3, 2025. Investigation completed Dec 4, 2025 confirmed unauthorized actors accessed/acquired personal data (name, SSN). Five Maine residents affected. Prior notice sent Dec 19, 2025; supplemental notice Mar 12, 2026. Twelve months of credit monitoring offered via Epiq.
- 🏎️Indiana State AGas victim2025-12-19
McElroy Deutsch Mulvaney & Carpenter LLP reported a data breach to the Indiana Attorney General. The breach occurred on 2025-03-28 and was reported on 2025-12-19. 28 Indiana residents were affected. 6,690 individuals affected in total.
- ⛰️New Hampshire State AGas victim2025-12-19
McElroy, Deutsch, Mulvaney & Carpenter LLP (MDMC) notified the New Hampshire Attorney General of a cyberattack affecting one NH resident. Unauthorized access to MDMC systems occurred March 28–April 1, 2025. MDMC detected suspicious activity on April 3, 2025, and confirmed on December 4, 2025, that names and Social Security numbers were accessed. MDMC notified federal law enforcement, provided 12 months of credit monitoring via Epiq, and is reviewing security policies.
- 🦞Maine State AGas victim2025-12-19
McElroy, Deutsch, Mulvaney & Carpenter LLP (MDMC), a New Jersey-based law firm, experienced an external cyberattack between March 28–April 1, 2025, discovered on April 3, 2025. Unauthorized actors accessed or acquired files containing names and Social Security numbers. The comprehensive file review was completed December 4, 2025, identifying 3 Maine residents affected. MDMC secured its network, notified federal law enforcement, and offered 12 months of credit monitoring via Epiq.