Leonard Mulherin and Greene, PC data breach (2025)

⛰️New Hampshire State AGlinked via multistate filing link · 100%

Filed Aug 12, 2025bd_7e6a6b10a693b958

Leonard Mulherin and Greene, PC (LMG), an auditing and accounting firm, notified the New Hampshire Attorney General of a data incident discovered on December 2, 2024. An unauthorized actor accessed one of LMG's email accounts via a phishing link, potentially acquiring Social Security Numbers of 43 New Hampshire residents. LMG deactivated the account, engaged forensic investigators, and mailed notification letters on August 13, 2025, offering 12 months of credit monitoring through TransUnion.

🦞Maine State AG

Filed Aug 13, 2025bd_03ac1ac952812a9b

Leonard Mulherin and Greene, PC, a financial services firm, reported an external system breach that occurred between November 21, 2024, and December 2, 2024. The breach was discovered on December 2, 2024, and affected 22 Maine residents out of a total of 3,385 individuals. The company is offering twelve months of complimentary credit monitoring and identity theft restoration services through TransUnion to those affected.

Affected (this filing): 22

ME AG >90d · 254dME resident >180d · 254d

🏎️Indiana State AGlinked via multistate filing link · 100%

Filed Aug 13, 2025bd_c49a46f152cce928

Leonard Mulherin and Greene, PC reported a data breach to the Indiana Attorney General. The breach occurred on 2024-11-21 and was reported on 2025-08-13. 5 Indiana residents were affected. 3,385 individuals affected in total.

Affected (this filing): 3,385

Leonard Mulherin and Greene, PC

Litigation Timing

Affected residents by state

Timeline