Rocket Fuel is a display ad optimization company that has raised $6.6 million in Series C funding. They will be given a $160 million valuation as a result. Northgate Capital led the funding. Other investors include Mohr Davidow Ventures, Labrador Capital Fund, Nokia Growth Partners, and Wilson Sonsini Goodrich & Rosati. Rocket Fuel processes approximately 1.5 billion display ads every day. The company has an annual run-rate of $50 million which is up from a $30 million run-rate four months ago. [TechCrunch]

OtherInbox is a startup based in Austin, Texas that has just raised $1.5 million in funding from angel investors Dave McClure, Naval Ravikant, and the law firm Wilson Sonsini Goodrich & Rosati.