He Built a 175M-Contact SaaS Database Bootstrapped — Beating Clearbit on Price

He built a Clearbit alternative at a fraction of the price — and bootstrapped it to 175M+ contacts. Featuring George, Founder of Happierleads — a bootstrapped B2B SaaS tool that identifies anonymous website visitors for SMBs. George shares how he went from farming in Greece to building a visitor identification platform that competes with Clearbit and RB2B across 170 countries. Jean-Michel and George break down the real economics of running a data-heavy SaaS at SMB pricing, why cookie-based identification hits 95% accuracy vs. reverse IP lookup, and the exact acquisition channels fueling growth — including 5 million+ cold emails sent from his own database. 🕸️ Cookie-based vs. reverse IP: know the accuracy tradeoff 💸 Why data costs flatten as your database scales 📧 Cold email still works at scale with the right infrastructure 🎯 Competitor keyword ads drive highest-intent SaaS signups 🚀 Founder-led content + paid amplification = fastest ROI ⏱️ Timestamps: 00:00 From farming in Greece to CTO in London 02:00 Why George built a Clearbit alternative for SMBs 03:45 SaaS margins when you price 10x below enterprise competitors 05:45 Reverse IP lookup vs. cookie-based visitor identification 08:00 How cookie traps work to identify anonymous traffic 09:00 Customer acquisition: Google Ads, cold email, and founder-led content 11:00 Sending 5M+ cold emails using his own database and inboxes 13:00 Competing with RB2B across 170 countries 15:00 Why George pulled a feature, then brought it back stronger 15:45 AI, MCP servers, and the future of automated lead gen 🔥 Want to build qualified pipeline through conversations, not cold spam? 👉 https://www.rapidproductgrowth.com 🔗 Website: https://www.rapidproductgrowth.com 🔗 Jean-Michel on LinkedIn: https://www.linkedin.com/in/jeanmichelthink/ 🔗 Happier Leads: https://happierleads.com/ #SaaS #B2BSales #LeadGeneration #BootstrappedSaaS #RapidProductGrowth