99designs. Over 130,000 completed design contests. Over $25m paid out to designers. Spawned 30+ copycat businesses. Raised $35m from Accel Venture Partners, Michael Dearing, Stewart Butterfield and Dave Goldberg. Ranked in Inc 30 under 30 and BusinessInsiders 30 under 30.
I've also been honoured on the Forbes 30 under 30 list and Inc Magazine's 30 under 30.
Two-sided marketplaces, disruptive innovations, solutions that are 10X or 100X better than the next best alternative. Products & services that open up new markets by driving down prices, offering self-service & automation against old-school competitors. B2B Services that deliver clear ROI.