Marketplace Academy

**This is a one-off cross-promotional episode of our new podcast: Sharetribe Founder Stories.**This new podcast features interviews with founders building successful online marketplaces with Sharetribe. Discover how founders identified opportunities, overcame challenges, and scaled their platforms—from their first transaction to millions in GMV. Each episode dives into both the strategies that worked and the mistakes that taught valuable lessons. In this first episode, you can hear the story of Marcel Fairbairn and Gearsource. GearSource is a marketplace that helps rental companies sell professional audio and event production equipment they no longer need. Marcel Fairbairn built the company in 2002, which makes GearSource one of the oldest online marketplaces still in operation, alongside giants like eBay and Amazon. What you'll learn: How a self-funded founder built one of the oldest surviving marketplaces on the internetHow Marcel identified an “invisible inventory problem” that became an idea for a marketplace businessThe critical "aha moment" when Marcel realized his 16-year-old business was actually a marketplace, and how that changed everything in Marcel's approachWhy lowering commission rates accelerated growth and scalabilityThe painful lessons from three platform migrations before finding stability with SharetribeHow to transition from a high-touch service model to an automated marketplaceMarcel's unconventional strategy: "Be aggressive on growing revenue, conservative on growing expenses