Quuu Promote - Promote your content to influencers w/ curated content
Buzzstream - Build Relationships. Build Buzz. Web-based software that helps the world’s best marketers promote their products, services and content.
ContentMarketer - ContentMarketer.io is a tool that marketers use to promote content, increase traffic, and build relationships.
RocketLink - Rocketlink helps to grow your audience with URL shortener that allows firing retargeting scripts when the link is clicked.
Twtrland - Build your twitter presence and connect w/ influencers
Retargetlinks - Turn every link you share into targeted ads