Green Mountain Power data breach

Clerk's notes

On September 4, 2026, Green Mountain Power filed notice with Vermont authorities regarding a data security incident impacting its customers. The filing indicates that the utility provider, a cornerstone for electrical and energy services across Vermont, reported unauthorized access to customer information. This official notification marks a critical step in addressing the security event.

While the exact cause remains under investigation, breaches in the utility sector often involve sophisticated intrusions targeting customer databases or supply chain vulnerabilities. The data reported as exposed includes Full Name, Social Security Number, Date of Birth, Mailing Address, Financial Account Number, Routing Number, Energy Consumption and Usage History, and Email Address. This combination of personal and financial information carries significant risks, including potential identity theft and financial fraud.

As a regulated energy provider in Vermont, Green Mountain Power is bound by stringent legal obligations to protect sensitive consumer data. These duties include implementing robust cybersecurity measures, securing customer profiles, and preventing unauthorized access. A data breach suggests a potential failure to uphold these foundational security standards, leaving customer information vulnerable to malicious actors.

Receiving a data breach notification letter from Green Mountain Power formally recognizes that your confidential information was compromised. This establishes your standing to seek legal recourse for potential damages. Even if you have not yet experienced direct financial loss, the exposure of such sensitive data creates long-term risks that warrant careful consideration.

Our firm is currently investigating potential legal claims on behalf of individuals affected by the Green Mountain Power data breach. If you received a notification letter, you may be entitled to compensation. We offer a free, no-obligation review of your case and handle all data breach claims on a contingency fee basis, meaning you pay nothing unless we successfully recover compensation for you.

If a notification letter about this breach reached you, see every Vermont data breach on file or browse all cases.