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Lewis Baach Kaufmann Middlemiss PLLC data breach investigation

Lewis Baach Kaufmann Middlemiss PLLC has reported a data security incident to the Indiana Attorney General, confirming unauthorized access to its systems. This event, discovered to have occurred in August 2025, means that personal information entrusted to the law firm may have been compromised. Individuals who received notification letters may have grounds to investigate how their data was protected.

Filed
April 29, 2026
Regulator
Indiana AG
People affected
Not stated
File status
Investigation Open

What the filing confirms

  • Lewis Baach Kaufmann Middlemiss PLLC 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

Lewis Baach Kaufmann Middlemiss PLLC, a professional law firm, officially reported a data security incident to the Indiana Attorney General on April 29, 2026. This report confirms that unauthorized access to the firm's computer systems occurred. The incident date is identified as August 2, 2025, indicating a period where an unauthorized party may have had access to information held by the firm.

As a law firm specializing in complex matters, Lewis Baach Kaufmann Middlemiss PLLC routinely handles highly sensitive personal and confidential client information. While the specific categories of data involved in this breach have not been detailed, the firm's notification suggests that personal information entrusted to them was potentially affected. If you received a letter from Lewis Baach Kaufmann Middlemiss PLLC, it means your data may be part of this incident.

Our investigation into this incident centers on several key questions: How long did the unauthorized party maintain access to the firm's systems? What security measures were in place to protect sensitive client data? And was notice provided to affected individuals in a timely manner, given the gap between the August 2025 breach date and the April 2026 report? These factors are crucial in understanding the firm's responsibility.

If you received a data breach notification from Lewis Baach Kaufmann Middlemiss PLLC, it is important to carefully review the letter for any specific guidance provided. You should remain vigilant for unusual activity involving your personal accounts or credit reports. Consider placing a fraud alert or freezing your credit to help protect against potential misuse of your information.

Data breaches involving sensitive personal information can lead to significant risks for those affected. Understanding your rights and potential legal options in situations like this is important. If your personal information was exposed in the Lewis Baach Kaufmann Middlemiss PLLC incident, you may want to discuss your situation with an attorney to assess whether a claim is appropriate. We offer a free, no-obligation case review to help you understand what this breach could mean for you.

What our attorneys examine

A cyberattack does not excuse a company from protecting the information it holds. We look at whether Lewis Baach Kaufmann Middlemiss PLLC 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.

Lewis Baach Kaufmann Middlemiss PLLC data breach questions

Is the Lewis Baach Kaufmann Middlemiss PLLC data breach letter legit or a scam?
A notice from Lewis Baach Kaufmann Middlemiss PLLC in the mail matches the breach Lewis Baach Kaufmann Middlemiss PLLC reported to the Indiana Attorney General on April 29, 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 Lewis Baach Kaufmann Middlemiss PLLC through a phone number or website you find yourself.
Did Lewis Baach Kaufmann Middlemiss PLLC offer free credit monitoring?
Check your letter from Lewis Baach Kaufmann Middlemiss PLLC. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Signing up doesn't waive any legal rights you may have.
Is there a Lewis Baach Kaufmann Middlemiss PLLC 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 Lewis Baach Kaufmann Middlemiss PLLC. 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 Lewis Baach Kaufmann Middlemiss PLLC 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 Lewis Baach Kaufmann Middlemiss PLLC 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 Lewis Baach Kaufmann Middlemiss PLLC 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 Lewis Baach Kaufmann Middlemiss PLLC data breach settlement or claim be worth?
There is no set amount, and no Lewis Baach Kaufmann Middlemiss PLLC 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.