Rubicon Project has named former Mediaplex Founder & CEO Greg Raifman as President and former founding Overture CFO Todd Tappin as COO/CFO. Raifman joins Addante to assist the Rubicon Project Team on its mission to automate the buying and selling of all digital advertising. Raifman, who will report directly to Addante as President, a newly created position, recently served as the Executive Chairman of video ad exchange and real time bidding company LiveRail, Inc. Tappin will be responsible for Rubicon's operating and financial plan.

Prior to Rubicon Project, Tappin was the CEO of SocialVibe, a video real-time buying company.