Strategic Investment Solutions Inc. Announces Data Breach

Law firm Wolf Haldenstein investigating claims on behalf of affected individuals

Published on Feb. 23, 2026

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Strategic Investment Solutions Inc. (SIS), a financial services firm based in Orland Park, Illinois, has announced a data breach that may have compromised the personal information of its clients, including names, Social Security numbers, and financial account details. The law firm Wolf Haldenstein Adler Freeman & Herz LLP is investigating the incident and urging affected individuals to come forward.

Why it matters

Data breaches can lead to identity theft, financial fraud, and other serious consequences for victims. This incident highlights the ongoing cybersecurity challenges faced by financial services companies and the importance of robust data protection measures to safeguard sensitive customer information.

The details

According to the announcement, the data breach occurred in November 2025 and may have resulted in the theft of personal information belonging to SIS clients. The company is notifying affected individuals and advising them to monitor their accounts for any suspicious activity.

  • The data breach incident occurred in November 2025.
  • SIS announced the breach and began notifying affected individuals in February 2026.

The players

Strategic Investment Solutions Inc. (SIS)

A financial services firm based in Orland Park, Illinois that provides investment management and advisory services.

Wolf Haldenstein Adler Freeman & Herz LLP

A national consumer rights law firm that is investigating the SIS data breach and urging affected individuals to come forward.

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What they’re saying

“If you have received a recent notice of the data breach and have experienced recent concerning activity, it is possible that your personal information was compromised and is being offered for sale on the dark web.”

— Wolf Haldenstein, Law Firm (prnewswire.com)

What’s next

Individuals who have been affected by the SIS data breach are encouraged to contact Wolf Haldenstein to discuss their rights and interests in the matter.

The takeaway

This incident underscores the ongoing need for financial services companies to prioritize cybersecurity and data protection measures to safeguard their clients' sensitive information. Affected individuals should remain vigilant and take steps to monitor their accounts and credit reports for any suspicious activity.