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Clearspring

31 employees

AddThis provides social engagement tools, APIs and services personalizing websites for engagement, monetization and traffic boosting.

Basic info

Industry

technology, information and internet

Sectors

Social Media
Social Plugins
Consumer Insights and Data
Data and Analytics
Web Browsing Behavior Data
Big Data
Marketing Technology
Mobile
Marketing
File Sharing
Audience Targeting
Custom and Modeled Audience Segments
Internet
Website Marketing Tools

Date founded

2004

Funding rounds raised

Total raised

$20M

from 14 investors over 14 rounds

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Clearspring raised undisclosed on September 1, 2014

Investors: Employee Stock Option Fund (ESO Fund)

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Clearspring raised $17M on October 31, 2011

Investors: Sand Hill Angels

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Clearspring raised $20M on May 10, 2011

Investors: QED Investors, IVP, SV Angel and Revolution LLC

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Clearspring raised undisclosed on January 1, 2010

Investors: Sand Hill Angels

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Clearspring raised undisclosed on January 1, 2009

Investors: Sand Hill Angels

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Clearspring raised $18M on May 20, 2008

Investors: QED Investors

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Clearspring raised $10M on July 27, 2007

Investors: Signatures Capital, AMIDZAD, LLC and SV Angel

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Clearspring raised $5.5M on February 1, 2007

Investors: Revolution LLC

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Clearspring raised $175K on May 25, 2005

Investors: Idea Foundry

FAQ