TaskRabbit - TaskRabbit connects you to safe and reliable help in your neighborhood.
Labelbox - Build computer vision products for the real world
Thumbtack - When you need to hire someone — a landscaper, a DJ, anyone — Thumbtack finds them for you for free. Get estimates right now from pros ready to do the job.
CloudFactory - Human-powered Data Processing for AI and Automation
99designs - The #1 marketplace for graphic design, including logo design, web design and other design contests. Start a contest now with 100% Money-Back Guarantee!
CrowdFlower - Enterprise crowdsourcing for micro-tasks