Data Breach Notifications

Entity Information

  • Type of Organization: Other Commercial
  • Entity Name: Hamilton Investment Group LLC
  • Street Address: 790 Barron Boulevard
  • City: Grayslake
  • State, or Country if outside the US: IL
  • Zip Code: 60030

Submitted By

  • Name: Richard Halm
  • Title: Senior Attorney
  • Firm name (if different than entity): Clark Hill PLC
  • Telephone Number: 312.985.5564
  • Email Address:
  • Relationship to entity whose information was compromised: Outside Counsel

Breach Information

  • Total number of persons affected (including residents): 1543
  • Total number of Maine residents affected: 3
  • If the number of Maine residents exceeds 1,000, have the consumer reporting agencies been notified:
  • Date(s) Breach Occured: 09/20/2023
  • Date Breach Discovered: 09/20/2023
  • Description of the Breach:
    • Internal system breach
  • Information Acquired - Name or other personal identifier in combination with: Driver's License Number or Non-Driver Identification Card Number

Notification and Protection Services

  • Type of Notification: Written
  • Date(s) of consumer notification: 01/18/2024
  • Copy of notice to affected Maine residents: EXPERIAN_K6696_Hamilton Tax & Accounting (Hamilton Investment LLC)_L01_SAS_1.pdf
  • Date of any previous (within 12 months) breach notifications:
  • Were identity theft protection services offered: Yes
  • If yes, please provide the duration, the provider of the service and a brief description of the service: 12 months of Experian’s IdentityWorks.