FameBit - Easiest Way to Find, Hire, and Work with YouTube Influencers
The Influencer Marketing Stack - Free resources to launch a killer campaign
inzpire.me - An end-to-end solution for influencer marketing
Insense & Paid Media - Find creators for short-term and long-term partnerships
First 100 Influencers - List yourself as a top 100 Influencer in your Industry
TapInfluence - TapInfluence is a cloud-based software platform that automates the creation, management and measurement of influencer marketing programs.