CallMatrix is a pay-per-call routing and monetization platform built for performance marketers, lead gen agencies, and call networks in the United States. The platform qualifies callers through IVR, routes them to the highest-paying buyer via real-time ping-post auctions, and uploads conversions back to Google Ads so every dollar of ad spend is traceable to revenue. Headquartered in the US, CallMatrix serves verticals including insurance, legal services, home services, healthcare, financial services, and education.