DataBreachCaseFile.com
Investigation OpenMassachusetts AG filing · July 14, 2026

MJMS Family Office Services, Madden, Jiganti Report Data Breach

MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP have formally reported a data security incident to authorities in Massachusetts. This event indicates that personal information handled by these firms may have been compromised, raising concerns for individuals whose data they manage.

State
Massachusetts
Reported
July 14, 2026

MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP have disclosed a data security incident. This incident was reported to regulatory bodies on July 14, 2026, as part of their obligations. The organizations are based in Massachusetts and provide specialized legal and financial services.

The specific details regarding how the breach occurred remain under investigation. The companies have not yet publicly specified the nature of the security event that led to the compromise of their network infrastructure. Their reporting indicates that an ongoing investigation is underway to determine the full scope of the incident.

While the exact categories of affected information have not been detailed in public filings, the incident concerns personal information maintained by these firms. Due to the nature of services provided by family offices and legal practices, such data often includes highly confidential details. Individuals who receive a direct notification from MJMS Family Office Services LLC or Madden, Jiganti, Moore & Sheridan LLP should carefully review that communication for specific information pertinent to their situation.

Individuals who may be affected should monitor their personal accounts and financial statements for any unusual activity. It is advisable to remain vigilant against phishing attempts or unsolicited communications that request personal details. Consider placing a fraud alert or security freeze on credit reports as a proactive measure.

This record is based on official filings made by MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP with regulatory authorities. Further updates, if made public, will be reflected in subsequent official disclosures.

What to do if you were affected

These general steps can help limit the risk of identity theft and fraud after any data breach.

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP breach filing: questions and answers

Is there a MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Is the MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP data breach letter legit or a scam?
A notice from MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP in the mail matches the breach MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP reported to the Massachusetts Attorney General on July 14, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP through a phone number or website you find yourself.
Can I sue MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP over the data breach?
It depends on what was exposed, the law in Massachusetts and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
How much could a MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP data breach settlement or claim be worth?
There is no set amount, and no MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. Keep receipts and records; they're what damages claims are built on.
Did MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP offer free credit monitoring?
Look for an enrollment code in your MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP notice. Companies that offer free credit monitoring after a breach usually include it there, with a deadline to activate. Enrolling does not give up your right to bring a claim.
Do I need a MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP data breach lawyer or attorney?
An attorney can read your notice and tell you whether a claim makes sense. A case review here is free, and data breach cases are usually handled on contingency, so there is no upfront cost.
What should I do after getting the MJMS Family Office Services LLC and Madden, Jiganti, Moore & Sheridan LLP data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.

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