How do you leave a secure job at Goldman Sachs, bootstrap a manufacturing company from scratch, and scale it to $250 million in annual revenue? In this episode, Shane Parrish sits down with David Heacock, the founder and CEO of Filterbuy. David pulls back the curtain on the brutal reality of scaling a vertically integrated, direct-to-consumer business. He shares the marketing frameworks he used to capture massive market share on Amazon and Google, why true D2C requires owning your manufacturing, and how his obsession with building the world's leading indoor-air-quality company drives his every move. David doesn't hold back on his failures, either. He breaks down the multi-million-dollar mistakes he made expanding into freight and HVAC acquisitions, the dangers of private equity roll-ups, and the exact operating systems (like EOS and Traction) he uses to manage a rapidly growing team. In this episode, we cover: • The Fake D2C Myth: Why throwing your label on an overseas product isn't true direct-to-consumer (and why vertical integration is the ultimate moat). • Amazon Strategy: Why ignoring Amazon means ignoring 60% of your buyers, and how to dominate search intent. • Scaling Operations: How David broke through the "ceiling of brute force" to scale from zero to $250M. • Hiring Executives: The exact framework David uses to hire C-suite leaders who have already solved the problems he's facing. • Business Operating Systems: How to implement EOS, Traction, and Rockefeller Habits—and how to actually weaponize your company values. • The Anti-PE Stance: Why David is betting against the traditional Private Equity roll-up model in the service industry. • Overcoming Failure: The hard lessons learned from losing over $8 Million in bad freight and HVAC acquisition deals. CHAPTERS / TIMESTAMPS: *ABOUT DAVID HEACOCK* David Heacock is the Founder and CEO of Filterbuy, the leading direct-to-consumer manufacturer of indoor air quality products in the United States. Starting his career at Goldman Sachs, David pivoted to entrepreneurship, bootstrapping Filterbuy to over $250 million in revenue by mastering vertically integrated logistics, intent-based marketing, and e-commerce distribution. *CONNECT WITH THE KNOWLEDGE PROJECT & SHANE PARRISH* Website: https://fs.blog/ Instagram: https://www.instagram.com/farnamstreet/ X: https://x.com/ShaneParrish LinkedIn: https://www.linkedin.com/in/shane-parrish-050a2183/ Newsletter: http://fs.blog/newsletter Read the book "Clear Thinking": https://fs.blog/books/ *ABOUT THE KNOWLEDGE PROJECT PODCAST* The Knowledge Project goes beyond the usual noise and uncovers the timeless principles that lead to success. #Entrepreneurship #DavidHeacock #Filterbuy #Bootstrapping #BusinessGrowth #MarketingStrategy #Ecommerce #AmazonFBA #ShaneParrish #ScalingBusiness #Leadership