DataBreachInformation.com
Investigation OpenIllinoisFiled October 17, 2025

Understanding your HUDSON RIVER PARTNERS I L.P. D/B/A THE THAYER HOTEL data breach notification letter

If a HUDSON RIVER PARTNERS I L.P. D/B/A THE THAYER HOTEL letter arrived in your mailbox, here is what it means, why you received it, and the free steps you can take right now.

Why you received this letter

Hudson River Partners I L.P. d/b/a The Thayer Hotel appears to be a hospitality and lodging entity, managing guest accommodations and event services. In the course of business, such establishments typically collect and store sensitive guest information, including full names, mailing addresses, payment card details, and reservation history. This security incident was officially reported to the Illinois Attorney General in 2025, confirming that unauthorized parties may have accessed internal systems. If you received a data breach notification letter from the hotel, it indicates that your personal information was likely contained within the compromised data set. We recommend reviewing the letter carefully to understand the specific scope of the exposure and the identity monitoring services being offered to those impacted by this event.

What to do after the letter

  1. Confirm the notice is genuine

    A legitimate HUDSON RIVER PARTNERS I L.P. D/B/A THE THAYER HOTEL notice references the specific incident reported to the Illinois Attorney General and describes which categories of your information were involved. Compare the letter against the public filing before acting on any links or phone numbers it contains.

  2. Keep the letter — it is your proof of connection

    The notification letter is the document that ties your personal information to this incident. Keep the original and photograph it. If you later request a case review, this letter is the strongest evidence that you were among the affected individuals.

  3. Protect your accounts and credit

    Depending on what was exposed, consider a free credit freeze with all three bureaus, new passwords for reused credentials, and monitoring of financial statements. These steps are free and do not require you to wait for anyone's permission.

  4. Check the record against the public filing

    You can verify the HUDSON RIVER PARTNERS I L.P. D/B/A THE THAYER HOTEL incident against the filing reported to the Illinois Attorney General. This registry summarizes what was filed; it does not provide legal advice.

This page summarizes a data breach reported to the Illinois Attorney General for informational purposes. DataBreachInformation.com is a neutral reference registry and does not provide legal advice.