One part of CCPA is that data brokers have to register themselves with the Attorney General if they trade in the data of California residents. The registry is p

One part of CCPA is that data brokers have to register themselves with the Attorney General if they trade in the data of California residents. The registry is public. You could start there. https://www.oag.ca.gov/data-brokers https://www.oag.ca.gov/data-brokers