HyprMX - HyprMX offers mediation and mobile monetization solutions.
AdHitz - Lets you sell ad space on your site. You choose the details and then paste the code to your site.
Flymob - Flymob is a mobile ad mediation technology helping advertisers and publishers to maximize profits and performance.
AdVirte - An advertising network for both advertisers, and free for web-masters who want to monetize websites...
Mobvista - Mobvista offers mediation and mobile advertising solutions.
Google Ads - Easily boost website traffic and sales with Google AdWords. Appeal to customers who are already interested in what you are advertising by appearing on Google searches.