Grant Street Group, LLC Data Breach – Investigated by Federman & Sherwood
October 29, 2026 – Federman & Sherwood is investigating the Grant Street Group, LLC data breach following a notification reported in Massachusetts.
According to the filing, dated October 20, 2026, the incident affected one Massachusetts resident. Information potentially compromised includes Social Security numbers and financial account information.
The exposure of sensitive identifying and financial information may increase the risk of identity theft, unauthorized transactions, fraudulent account creation, and other financial misuse.
Federman & Sherwood is investigating whether Grant Street Group, LLC implemented reasonable cybersecurity safeguards to protect sensitive personal and financial information and whether additional measures could have prevented or reduced the impact of the data breach.
The potentially compromised information may include:
- Names
- Social Security numbers
- Financial information
- Other sensitive information
What is Grant Street Group, LLC?
Grant Street Group, LLC is a software-as-a-service (SaaS) provider that builds and hosts cloud-based solutions for state and local government entities.
Individuals affected by the Grant Street Group, LLC data breach may have legal rights and are encouraged to contact Federman & Sherwood.
Phone: 1-800-237-1277 | Email: info@federmanlaw.com