Strategic Investment Solutions Inc. Reports Data Breach Exposing Client SSNs
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Strategic Investment Solutions Inc. (SIS), a wealth management and investment advisory firm based in Orland Park, Illinois, reports a data breach that occurred November 3 2025.
The attacker gained access to internal network servers used to manage fiduciary wealth and tax advisory data. The attackers successfully accessed and potentially stole sensitive files. The company's internal investigation confirmed that the breach affected servers storing personal and financial records of its client base.
The compromised data includes:
- Full names
- Social Security numbers
- Financial account information
The number of affected individuals and the nature of the attack is not disclosed.
SIS began sending notification letters to impacted individuals. It's not clear whether credit monitoring and identity protection services are offered. Legal representatives are currently evaluating claims for a potential class-action lawsuit, focusing on whether the firm maintained reasonable security protocols to prevent the unauthorized access.
