Ampersand Data Breach Investigation

Turke & Strauss LLP, a leading data breach law firm, is investigating National Cable Communications LLC, which does business as Ampersand, regarding its recent data breach. The Ampersand data breach may have involved sensitive personal information belonging to an undetermined number of individuals.


Ampersand is a TV advertising sales and technology company based in New York. Founded in 2019, Ampersand’s The AND Platform™ makes it easy to plan, execute, and measure audience-based multi-screen TV campaigns by leveraging proprietary viewing insights and leading technology.2 Today, Ampersand reaches 117 million multiscreen households, providing viewership insights and planning on 64 million households, in 200+ DMAs, across more than 165+ networks and in all dayparts.2 Headquartered in New York, New York, Ampersand has 15 additional locations and employs over 500 individuals.


Recently, Ampersand discovered that it had experienced a data breach in which sensitive personal information in its systems may have been accessed and acquired. Through its investigation, Ampersand determined that an unauthorized party may have accessed this sensitive information on or around September 28, 2023. On March 15, 2024, Ampersand began notifying individuals whose information may have been impacted. The exact type of personal information potentially exposed has not been made publicly available by Ampersand. However, according to state reporting guidelines, “personal information” can include the following types of information:

  • Name
  • Social Security number
  • Driver’s license or state-issued ID card number
  • Financial account number, or credit or debit card number, with or without any required security codes

If you received a breach notification letter from National Cable Communications LLC d/b/a Ampersand:

We would like to speak with you about your rights and potential legal remedies in response to this data breach. Please fill out the form, below, or contact us at (608) 237-1775 or

If you were impacted by the Ampersand data breach, you may consider taking the following steps to protect your personal information.

  1. Carefully review the breach notice and retain a copy;
  2. Enroll in any free credit monitoring services provided by National Cable Communications LLC d/b/a Ampersand:
  3. Change passwords and security questions for online accounts;
  4. Regularly review account statements for signs of fraud or unauthorized activity;
  5. Monitor credit reports for signs of identity theft; and
  6. Contact a credit bureau(s) to request a temporary fraud alert.

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