Thomas Network - ThomasNet.
CGTrader - CGTrader is an online marketplace at which artists can sell and buy Revit and 3D models.
Zycus Procure-to-Pay Solution - Zycus' Next Generation Procure-to-Pay Solution acts as a GPS for your P2P process. The P2P solution provides: Easy-to-use: Amazon-like shopping interface & Google-type search engine + Guided buying.
3DOcean - 3D Models & Accessories From $1 for 3D Models, Textures, Materials & Shaders, 2D Concepts...
Dsco - Capture, edit & share animated GIFs. Made by VSCO.
TurboSquid - TurboSquid offers 3D models for professionals.