Shapeways - Shapeways - 3D Printing Service and Marketplace
Mirraw - Get all traditional Indian Clothing like Sarees, salwar suits, lehenga, jewellery, Kurta, sherwani and more on one place at best prices with free shipping for India and low cost shipping for USA, UK
3D Hubs - Airbnb for 3D printing
i.materialise - i.materialise is an online 3D printing service, community and marketplace.
trinckle - An online 3D printing service provider in Germany. With a software platform paramate.
Voodoo Manufacturing - Fast, affordable, high-volume 3D printing