Thalamus

Thalamus is a discovery engine and review platform for online advertising.

Thalamus is the largest crowdsourced database of ad vendor data in the world.
With over 50,000 ad partners and counting, Thalamus houses the most comprehensive dataset of ad partner capabilities, contacts, marketing collateral, ad specs, network data, and marketer reviews for vendors across the globe.
Media buying teams representing 90% of the AdAge top digital agencies list, as well as global brands, use Thalamus to source, evaluate, and connect with participating ad partners to meet their digital advertising goals.