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AddThis | Company Profile, Marketing Contacts, Media Spend, Brands

AddThis, formerly known as Clearspring Technologies, based in McLean, VA, is one of the leading widget networks in America. The company creates widgets for media and advertising companies, which are used to personalize desktop, Web and mobile applications. AddThis provides widget customization, monetization and management services.

Main Telephone
(703) 677-3999
Main Fax
(703) 677-3648
Primary Address
1900 Oracle Way
Reston, VA 20190

Media Spend

Media Spend Summary
Media Spend Channel

Associated Brands

Brand Media Spend
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Clearspring Technologies picks up $18M

The StoryClearspring Technologies Inc., the world’s largest provider of Web widgets, has secured $18 million in funding to spur marketing activities, according to the Washington D.C. Business Journ...