TheirStack

About TheirStack

TheirStack is a sales intelligence platform that helps identify purchase intent signals through technographics and hiring signals. It tracks technology usage and job postings across a broad international footprint, enabling precise ICP targeting and account-based outreach. The platform provides APIs, datasets, and real-time alerts to surface companies using specific tech stacks or hiring patterns, empowering SaaS and recruiting teams to focus their outreach efficiently. Based on data from millions of job postings across many countries, TheirStack supports lead enrichment, targeted marketing, and faster research for sales and marketing teams.