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Sonnenfeld Financial Inc dba The SFI Group data breach investigation

Filed
January 30, 2025
Regulator
Indiana AG
People affected
Not stated
File status
Investigation Open

What the filing confirms

  • Sonnenfeld Financial Inc dba The SFI Group reported the incident to the Indiana Attorney General.

Still unknown

  • Which categories of personal information were taken. The filing does not list them.
  • How many people were affected. The filing does not give a number.
  • What caused the incident beyond the description in the filing.
  • How the attackers got in, and whether basic safeguards such as multi-factor sign-in were in place.

Investigation notes

Sonnenfeld Financial Inc, doing business as The SFI Group, appears to be a financial services firm specializing in investment management, wealth planning, or insurance brokerage services. As a financial institution, the company typically collects and maintains sensitive personal information, including government identification numbers, financial account details, and comprehensive tax or investment records necessary for managing client assets. This data breach was officially reported to the Indiana Attorney General in 2025, and the company has since issued formal notification letters to all impacted individuals. If you received this notice, it indicates that your personal information was stored within their systems at the time of the incident and may have been subject to unauthorized access.

What our attorneys examine

A cyberattack does not excuse a company from protecting the information it holds. We look at whether Sonnenfeld Financial Inc dba The SFI Group used reasonable security, how long it kept the data, and how quickly it told the people affected. Those questions decide whether a class action or individual claim is possible. Read more on how ransomware lawsuits work, or browse other incident files in Indiana.

Sonnenfeld Financial Inc dba The SFI Group data breach questions

Is the Sonnenfeld Financial Inc dba The SFI Group data breach letter legit or a scam?
A notice from Sonnenfeld Financial Inc dba The SFI Group in the mail matches the breach Sonnenfeld Financial Inc dba The SFI Group reported to the Indiana Attorney General on January 30, 2025. 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 Sonnenfeld Financial Inc dba The SFI Group through a phone number or website you find yourself.
Did Sonnenfeld Financial Inc dba The SFI Group offer free credit monitoring?
Look for an enrollment code in your Sonnenfeld Financial Inc dba The SFI Group notice. Companies that offer free credit monitoring after a breach usually include it there, with a deadline to activate. Signing up doesn't waive any legal rights you may have.
Is there a Sonnenfeld Financial Inc dba The SFI Group 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 Sonnenfeld Financial Inc dba The SFI Group. 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.
What should I do after getting the Sonnenfeld Financial Inc dba The SFI Group 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.
Do I need a Sonnenfeld Financial Inc dba The SFI Group 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.
Can I sue Sonnenfeld Financial Inc dba The SFI Group over the data breach?
It depends on what was exposed, the law in Indiana 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 Sonnenfeld Financial Inc dba The SFI Group data breach settlement or claim be worth?
There is no set amount, and no Sonnenfeld Financial Inc dba The SFI Group 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.

Other open files in Indiana

Attorney advertising. An incident file reflects a public regulator filing and our review of it; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.