The Rubicon Project Signs

Los Angeles-based The Rubicon Project, a venture backed firm developing online advertising optimization software, said today that it has signed on as a customer. According to the Rubicon Project, Braingle has sedn a 43 percent increase in its effective CPMs after switching to Rubicon's technology. Braingle is an online site focused on puzzles and brain teasers. Rubicon is venture backed by Clearstone Ventures, IDG Ventures, and Mayfield, and headed by former L90 founder Frank Addante.