Publicfast - The first influencer marketing platform for Periscope
inzpire.me - An end-to-end solution for influencer marketing
Reelio - The best video influencers for your brand
Insense & Paid Media - Find creators for short-term and long-term partnerships
ContentMarketer - ContentMarketer.io is a tool that marketers use to promote content, increase traffic, and build relationships.
FameBit - Easiest Way to Find, Hire, and Work with YouTube Influencers