Sizes: Pop-Under + Banner [468x60] + Half Page [300x600]
Conversant

Conversant

Conversant (formerly ValueClick Media) currently represent the pick of the independent online ad networks due to their great support and service, as well as decent payouts.

realtechnetwork

RealTech Network

RealTechNetwork is a relatively new advertising network, but is establishing a reputation as reliable and providing decent rates, especially from US/Canada/UK.

BannerConnect

BannerConnect

BannerConnect are a well established Netherlands-based ad network that offer good fill rates across all countries