Opportune 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 Opportune LLP 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 Opportune

Opportune LLP is a Houston-based global business advisory firm that primarily serves the energy industry. Founded in 2005, the company provides consulting, investment banking and outsourcing services to both public and private companies across the energy value chain.

What Happened?

Opportune experienced a data breach that was disclosed to the Vermont Attorney General on Sept. 18, 2026.

The ransomware group known as CHAOS claimed responsibility for the incident, stating they obtained 750 GB of the organization’s data. The breach was first posted on the dark web on July 8, 2026.

The information exposed in this incident included Social Security Numbers.

The breach affected at least 56 individuals in Vermont.

You May Be Entitled to Compensation

If your information was compromised in the Opportune LLP data breach, you may have the right to join a lawsuit seeking compensation. Lawyers are actively investigating this incident and are prepared to help individuals pursue their legal rights.

To find out if you are eligible and to take the next step, complete the below form to join the lawsuit.

Sources

• Vermont Attorney General
• Dark web