From 2015’s Hottest Startups to 2025’s Biggest Innovators The hottest startups of 2015 once promised to change the world—but where are they now? From Uber’s continued dominance to Wish’s transformation and Headspace’s rise in wellness, and Captain Up’s evolution in gamification, we explore how these companies adapted, scaled, or faded over the past decade. See which startups thrived, pivoted, or disappeared in 2025. https://firebearstudio.com/blog/40-hottest-startups-2015.html #Startups #TechTrends #BusinessEvolution #Innovation #Entrepreneurship #10YearsOfGrowth #CaptainUp