What we know about this broker
Confirmed 2026-06-16. Madhive is a CTV/programmatic ad tech platform registered as a data broker in California (CA AG and CA CPPA). Opt-out flow is accessed via the 'Do Not Sell or Share My Personal Information' link in the footer at madhive.com, directing to the US State Privacy Notice page. A privacy center is also referenced at madhive.com/user-rights. Required fields per the US State Privacy Notice are full name, email address, IP address, and request type — mapped to name and email (IP address is transient and engine-supplied; not a subject identifier to collect). Authorized agents accepted conditionally: agent must confirm identity and authority per applicable law. The opt-out sets an IP/cookie-based suppression signal; if the user changes device or IP the process must be repeated. No email confirmation link is required for opt-out-of-sale; requests processed within an average of 45 days. Privacy contact: [email protected], MadHive Inc., 225 Broadway 11th Floor, New York NY 10007, Attention: Privacy Officer. Category is ad_tech (CTV/programmatic advertising). Verify is broker_confirmed — no public profile to re-scan.
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