Johnson Investment Counsel Data Breach Lawsuit Investigation

Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the Johnson Investment Counsel data breach.

If you were affected by the data breach, your sensitive personally identifiable information may have been exposed, and you may be eligible for compensation.

About Johnson Investment Counsel

Johnson Investment Counsel is an independent, employee-owned wealth management firm based in Cincinnati, Ohio. Founded in 1965, the firm offers a range of fee-only services, including investment management, retirement planning, tax and estate planning, charitable planning, trust services, and education planning.

Johnson Investment Counsel works with individuals, families, retirement plans, foundations, endowments, corporations, and other institutions.

What Happened?

On Sept. 9, 2026, Johnson Investment Counsel discovered unauthorized access to its network through a remote-management platform operated by a third-party managed service provider.

An investigation revealed that an unauthorized actor accessed certain systems between the evening of Sept. 8, 2026, and the early morning of Sept. 9, 2026, acquiring copies of specific files. The breach was reported to law enforcement, and cybersecurity professionals were engaged to investigate and contain the incident.

The hacking group known as Storm claimed responsibility for the attack, stating they obtained 39.6 GB of data and threatened to publish it on the dark web. The breach was publicly posted on the Tor network on Sept. 18, 2026.

The following information types were confirmed to have been exposed as a result of the incident:

Information Exposed:

• Names
• Social Security numbers
• Health insurance information
• Information saved to work personal drives

Written notices were sent to affected individuals, and the incident was reported to the Massachusetts Attorney General on Oct. 8, 2026.

You May Be Entitled to Compensation

If your personal information was compromised in the Johnson Investment Counsel data breach, you may be eligible for compensation. Lawyers are ready to help affected individuals understand their rights and pursue potential claims related to this incident.

To find out if you qualify and to join a lawsuit, complete the form below.

Sources

• Massachusetts Attorney General
• Dark web