California Reveals Brokers Selling Data to AI Firms and Overseas

California officials disclosed the names of more than 500 data brokers registered in the state and the personal information they sold to foreign adversaries, the Trump administration, and generative artificial intelligence firms, among other buyers.

The list includes big-name brands like General Motors LLC, T-Mobile USA Inc., and LexisNexis, as well as less-known data brokers that collect biometric data, reproductive health information, and other personal data about Californians.

“This registry includes more information giving Californians more transparency over what data is being collected, but also who is buying the data from data brokers,” Tom Kemp, head of the state’s ...