HyprMX - HyprMX offers mediation and mobile monetization solutions.
Smaato - Smaato is a mobile-first platform and free ad server for publishers & app developers.
Mobvista - Mobvista offers mediation and mobile advertising solutions.
Vungle - Vungle helps mobile application developers promote and monetize their apps through in-app video trailers.
AdTapsy - App Monetization. Maximized.
Widespace Summit - Summit is a full-stack programmatic ad platform and marketplace designed specifically to deliver branding campaigns on mobile.