MemberClose Data Breach Lawsuit Investigation

On January 15, 2026, MemberClose began notifying consumers of a cybersecurity incident that exposed sensitive personal information. If you received a breach letter, you may be entitled to free identity-protection services and could have legal rights to pursue compensation.

Contact us today for a confidential, no-cost case evaluation.

What Happened?

According to a notice filed with the Maine Attorney General, Memberclose LLC (MemberClose) detected unauthorized activity in one of its cloud applications on October 30, 2025. A forensic investigation confirmed that an outside party had downloaded a limited amount of data the day before, on October 29, 2025.

On December 1, 2025, the company determined that certain personal information was included in the compromised files. MemberClose then prepared notifications to affected individuals and reported the event to regulators.

What Information Was Exposed?

The data set involved in the breach contained:

• Full Name
• Date of Birth
• Social Security Number

Company Response

MemberClose states it immediately secured the impacted application and engaged external cybersecurity professionals to conduct a thorough investigation. To help protect impacted customers, the company is offering complimentary identity-monitoring services through Kroll, which include credit monitoring, fraud consultation, and identity-theft restoration.

What You Can Do

Even if no fraud has been reported, it is important to remain vigilant:

• Activate your free Kroll services by visiting the enrollment link provided in your letter.
• Review account statements and credit reports for unfamiliar activity.
• Consider placing a fraud alert or security freeze with the major credit bureaus.
• Report any suspected identity theft to law enforcement and the Federal Trade Commission.

Lawsuit Investigation & Your Rights

Data breach laws give victims the right to seek compensation for out-of-pocket losses, time spent addressing fraud, and the diminished value of their personal information. Our investigation focuses on whether MemberClose employed adequate security measures and whether affected individuals are entitled to monetary relief.

If you received a notice about this incident, contact us to learn more about joining a potential MemberClose data breach lawsuit.

Company Overview

Memberclose LLC (MemberClose) is a financial-services technology provider founded in 2004 and headquartered at 845 Donald Lynch Blvd., Marlborough, Massachusetts, United States.

• Website: memberclose.com
• Industry: Financial Services
• Support/Contact: memberclose.com/contact-us
• LinkedIn: @MemberClose
• Facebook: @MemberClose
• Twitter/X: @member_close

Frequently Asked Questions

I received a data breach letter from MemberClose — what should I do?

Follow the activation instructions for the free Kroll identity-monitoring services, monitor your accounts for unusual activity, and consider placing a fraud alert or credit freeze.

How do I submit a claim related to the MemberClose data breach?

Contact our team for a free case evaluation. We can explain eligibility requirements and next steps for joining a potential lawsuit.

Am I eligible to join a lawsuit against MemberClose?

Eligibility typically depends on whether your personal information was involved and if you received an official notice. Reach out with your letter for confirmation.

What information did the MemberClose breach expose?

The breach involved full names, dates of birth, and Social Security numbers.

Did MemberClose offer credit monitoring, and for how long?

Yes. MemberClose is providing complimentary identity-monitoring services through Kroll. The enrollment letter contains full details and duration.

How many people were affected by the MemberClose breach?

The total number of impacted individuals has not been disclosed in the Maine filing.

How can I get the official breach notice (PDF) for MemberClose?

You can download the notice directly from the Maine Attorney General’s website using the button above.