Cal. Gov. Code § 84302

No person shall make a contribution on behalf of another, or while acting as the intermediary or agent of another, without disclosing to the recipient of the contribution both his own full name and street address, occupation, and the name of his employer, if any, or his principal place of business if he is self-employed, and the full name and street address, occupation, and the name of employer, if any, or principal place of business if self-employed, of the other person. The recipient of the contribution shall include in his campaign statement the full name and street address, occupation, and the name of the employer, if any, or the principal place of business if self-employed, of both the intermediary and the contributor.