McLean, Va. - Just months after raising $18 million in its third round of funding, Clearspring Technologies, the developer of a widget network designed to connect publishers and advertisers to audiences on social networking sites, has laid off an unspecified number of employees -- possibly up to 20%, according to a report in TechCrunch.

McLean, Va. - Clearspring Technologies, the developer of a widget network designed to connect publishers and advertisers to audiences on social networking sites, said on Thursday that MTV Networks will use its syndication platform to deploy selected widgets and related content. The deal will allow MTV to distribute its content across social networking sites, blogs and start pages.

McLean, Va. - Four months after raising $18 million in its third round of funding, Clearspring Technologies, the developer of a widget network designed to connect publishers and advertisers to audiences on social networking sites, said on Tuesday that it has acquired New Jersey-based AddThis, the developer of a popular bookmarking and content sharing service.

McLean, Va. - Clearspring Technologies, a provider of services that help media companies and advertisers syndicate and track widgets, said that it has launched its Widget Ad Network.

Arlington, Va. - Clearspring Technologies, a provider of syndication services for widgets -- or small applications that can be embedded on Web pages to personalize or customize them -- announced on Tuesday that it has raised $5.5 million in its second round of financing.