The Langdon & Co. CPA LLP Data Breach: Reported Filing Facts
Langdon & Co. CPA LLP is a professional accounting and tax services firm that manages sensitive financial and personal records for its clients. In the course of providing tax preparation, auditing, and financial consulting, the firm typically collects and stores highly sensitive information, including Social Security numbers, tax identification numbers, and detailed financial account records. This data breach was officially reported to the New Hampshire Attorney General in 2025, confirming that unauthorized access to firm systems occurred. If you received a data breach notification letter from Langdon & Co. CPA LLP, it indicates that your personal or financial information was likely contained within the compromised files. We recommend reviewing the letter carefully to understand the specific scope of the incident and the identity monitoring services being offered.
- State
- New Hampshire
- Reported
- August 21, 2025
Related data breach cases
- Janome America, Inc.
- Sullivan Environmental Services
- City of New Britain, Inc.
- New Hampshire Housing Yardi’s RentCafe
- Pocket FM
- Werth Wealth Management, LLC
- Wei Wei & Company
- Ameriprise Financial
- Joyal Financial Management Group
- Quantum Health
- HCA Healthcare, Inc.
- Alabama Symphonic Association Inc.
- Tombigbee Healthcare Authority dba Whitfield Regional Hospital
- Foster & Eldridge LLP