Data Breach Notifications

Entity Information

  • Type of Organization: Other Commercial
  • Entity Name: Santander Holdings U.S.A., Inc.
  • Street Address: 75 State St
  • City: Boston
  • State, or Country if outside the US: MA
  • Zip Code: 02109

Submitted By

  • Name: Michael La Marca
  • Title: Partner
  • Firm name (if different than entity): Hunton Andrews Kurth LLP
  • Telephone Number: (212) 309-1116
  • Email Address:
  • Relationship to entity whose information was compromised: Outside legal counsel

Breach Information

  • Total number of persons affected (including residents): 12786
  • Total number of Maine residents affected: 12
  • If the number of Maine residents exceeds 1,000, have the consumer reporting agencies been notified:
  • Date(s) Breach Occured: April 17, 2024
  • Date Breach Discovered: May 10, 2024
  • Description of the Breach:
    • External system breach (hacking)
  • Information Acquired - Name or other personal identifier in combination with:

Notification and Protection Services

  • Type of Notification: Written
  • Date(s) of consumer notification: June 18, 2024
  • Copy of notice to affected Maine residents: Santander_-_U.S._Employee_Notification_Letter.pdf
  • Date of any previous (within 12 months) breach notifications: N/A
  • 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: Experian, identity protection and credit monitoring services (24 months)