The online banner advertising company backed by the Interpublic Group garners investment from life science and technology investment holding company Safeguard Scientifics.
Investment holding company Safeguard Scientifics led a $10m series B funding round for US-based advertising technology company Spongecell on Tuesday. Safeguard counts a number of corporate venturing funds among its syndication partners, while Spongecell was backed by advertising company Interpublic Group in 2007.
The round follows an undisclosed amount of series A capital attracted from investors including executive chairman of Google, Eric Schmidt, hedge fund manager Jim Pallotta and private equity firm SilverHaze Partner last year. Other previous backers…