Clearspring is now AddThis, the largest social sharing and targeting platform on the open web. We power the only social and interest graph mapping 1.3 billion users by social ties, brand affiliation, and intent.
Clearspring has always been a pioneer in the social data space. AddThis has become the standard for social sharing and analytics online. Used by 14 million sites worldwide, AddThis represents where we've been and where we're going – using big data to unlock the power of the social web.
The Clearspring Team
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