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Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget (“Informa”) “Supplemental” data breach investigation

Informa entities, including Informa Exhibitions U.S. Construction and Real Estate, Inc. and Informa TechTarget, reported a data security incident to the Maine Attorney General on May 8, 2026. This report confirms that unauthorized parties gained access to sensitive personal information. If you received a notification letter from Informa, your data was likely involved, and understanding the implications is crucial.

Filed
May 8, 2026
Regulator
Maine AG
People affected
Not stated
File status
Investigation Open

What the filing confirms

  • Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget (“Informa”) “Supplemental” reported the incident to the Maine 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

On May 8, 2026, Informa entities, including Informa Exhibitions U.S. Construction and Real Estate, Inc. and Informa TechTarget, filed a data breach notification with the Maine Attorney General's office. This filing officially acknowledges that unauthorized individuals may have accessed personal information held by the company. Informa is known for its global business intelligence, events, and digital media operations, typically collecting extensive data related to professional contacts, employment, and event registrations.

The official report from Informa does not specify the exact nature of the security incident or precisely what types of personal information were exposed. It only confirms that "sensitive information" was potentially compromised through unauthorized access. Key details, such as the initial date of the breach or how long the unauthorized party maintained access to systems, remain undisclosed in the public filing. These aspects are often critical in assessing the full scope of a data security incident.

For individuals who have received a data breach notification letter from Informa, this means your personal information was likely involved in this incident. It is advisable to remain vigilant for any suspicious communications or activity across your online accounts. While the specific types of data are not confirmed, general protective steps include monitoring your credit reports, reviewing account statements for unauthorized transactions, and being wary of unsolicited emails or calls that request personal details.

This incident initiates an investigation into Informa's data security practices. Companies that collect and store personal information have a legal duty to implement reasonable safeguards to protect that data. Understanding whether Informa adequately met these obligations, how the breach occurred, and why it took place are central questions in evaluating potential accountability.

If you have received a data breach notification from Informa, you may have legal rights that warrant further investigation. It is important to understand the potential risks associated with your compromised information and whether the company provided timely and adequate notification. Considering a free legal consultation can help you explore your options without any obligation.

What our attorneys examine

A cyberattack does not excuse a company from protecting the information it holds. We look at whether Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget (“Informa”) “Supplemental” 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 Maine.

Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” data breach questions

Is the Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” data breach letter legit or a scam?
A notice from Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” in the mail matches the breach Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” reported to the Maine Attorney General on May 8, 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” through a phone number or website you find yourself.
Did Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” offer free credit monitoring?
Check your letter from Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental”. 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental”. 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” over the data breach?
It depends on what was exposed, the law in Maine 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 Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” data breach settlement or claim be worth?
There is no set amount, and no Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget “Supplemental” 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 Maine

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.