north bridge

The company said the new funding would be used for international expansion and marketing.

Acquia Inc., a Woburn company that provides a set of Drupal development tools for building and managing social media sites, has raised $15 million of a planned $20 million equity round, bringing the four-year-old company’s total funding to more than $30 million.

Woburn, MA-based Acquia, a social publishing software firm, has raised a $15 million Series D round from Tenaya Capital, North Bridge Venture Partners, and Sigma Partners, according to a report in All Things D. Acquia started in 2007 and, among other things, helps organizations build community sites using Drupal, an open-source content management system. Its customers include Twitter, Al Jazeera, Mercedes-Benz, Stanford University, and the U.S. Department of Defense. The company, which is led by CEO Tom Erickson, has raised about $38.5 million to date, according to the report.

Acquia, which helps companies build community sites using the open-source content management system Drupal, has raised $15 million in Series D funding from Tenaya Capital, Northbridge Venture partners and Sigma Partners.