Legacy Professionals, LLP
ent_45bca2201278d32870d11ca3
Disclosures
13
State AG · HHS OCR · Leak Site · 12 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
216,752
nationwide · HHS OCR IL
Leak-site claims
1
unverified actor claims
Identity resolution
- Canonical name
- Legacy Professionals, LLP
- Normalized
- legacy professionals— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- legacycpas.com
Disclosure history (13)newest first
- Washington State AGas victim2025-05-09
Legacy Professionals, LLP reported a cyberattack in Washington affecting 890 residents. Unauthorized access occurred April 25-30, 2024; discovered April 27, 2024. Malware encrypted files and exfiltrated data including SSNs, driver's licenses, financial info, and medical records. Notifications began Feb 28, 2025. Response included forensic investigation, law enforcement notification, and 2 years of credit monitoring.
- ILLINOISHHS OCRas victim2025-02-28
Legacy Professionals, LLP reported to HHS on 2025-02-28 a Hacking/IT Incident affecting 216,752 individuals. Breached information located on Network Server. PHI included clinical, demographic, and financial data. Business Associate present.
- New Hampshire State AGas victim2025-02-28
Legacy Professionals, LLP, an accounting firm, disclosed a data breach affecting 94 New Hampshire residents. The firm detected suspicious activity in late April 2024, leading to the discovery that an unauthorized actor exfiltrated files from its servers. The firm terminated access, notified federal law enforcement, and provided 24 months of credit monitoring to affected individuals. Notices were sent in late February 2025.
- Maine State AGas victim2025-02-28
Legacy Professionals, LLP, an accounting firm, reported an external system breach (hacking) on April 25, 2024, discovered in late April 2024. The incident resulted in the exfiltration of names, Social Security numbers, and other personal identifiers from 60 Maine residents. Notices were sent on February 27, 2025, offering 24 months of credit monitoring. The firm terminated access, engaged forensic specialists, and reported the incident to federal law enforcement.
- California State AGas victim2025-02-28
Legacy Professionals LLP, a full-service accounting firm, experienced an unauthorized access incident between April 25 and April 30, 2024. The firm learned of suspicious activity in late April 2024. An investigation, assisted by a third-party cybersecurity specialist, determined that certain files were taken from Legacy servers by an unauthorized actor. The investigation confirmed in early February 2025 that the affected information may have included names and social security numbers. The firm terminated unauthorized access, reported the incident to federal law enforcement, implemented stricter access controls, and offered 24 months of credit monitoring and identity theft protection to affected individuals.
- Massachusetts State AGas victim2025-02-28
Legacy Professionals, LLP reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-02-28. 501 Massachusetts residents were affected.
- Maryland State AGas victim2025-02-28
Legacy Professionals, LLP notified the Maryland AG of a data event affecting 477 residents. Unauthorized access occurred in April 2024, resulting in the exfiltration of names, SSNs, and financial account data. Legacy engaged forensic investigators, notified law enforcement, and is offering two years of credit monitoring.
- Montana State AGas victim2025-02-28
Legacy Professionals LLP, an accounting firm, notified individuals of a data breach where an unauthorized actor exfiltrated files containing names, SSNs, and other PII from its servers. Suspicious activity was detected in April 2024, with confirmation of data theft in November 2024. Notices were sent in February 2025 offering 24 months of credit monitoring.
- Nebraska State AGas victim2025-02-27
Legacy Professionals, LLP, an accounting firm, notified Nebraska residents that unauthorized actors accessed files from its servers in late April 2024. The breach affected 848 Nebraska residents, exposing names, Social Security numbers, and financial account information. Legacy engaged forensic investigators, notified federal law enforcement, and provided 24 months of credit monitoring. The investigation confirmed data exfiltration in November 2024, with notifications sent starting February 27, 2025.
- Iowa State AGas victim2025-02-27
Legacy Professionals, LLP notified Iowa AG of a data event affecting 1,672 Iowa residents. Suspicious activity was detected in late April 2024; unauthorized access and file exfiltration were confirmed in November 2024. Data included names, SSNs, and financial account info. Notices sent Feb 27, 2025, offering 2 years of credit monitoring.
- Indiana State AGas victim2025-02-27
Legacy Professionals LLP reported a data breach to the Indiana Attorney General. The breach occurred on 2024-04-25 and was reported on 2025-02-27. 29,300 Indiana residents were affected. 190,818 individuals affected in total.
- Illinois State AGas victim2025-02-01
LEGACY PROFESSIONALS, LLP filed a data-breach notice with the Illinois Attorney General in February 2025 (case 25-02-146). The register records the breach as discovered on April 1, 2024. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.
- GLOBALLeak Siteas victim2024-05-03
Balancing Commitment & Experience. Legacy Professionals LLP is a unique niche-focused certified public accounting firm that balances a strong commitment to client success with decades of experience in serving employee benefit plans, labor organizatio...