Dedicated to 3D printing since 2007 Shapeways has helped over 1 million businesses manufacture custom product. They have aligned their services toward the consumer-side of the market and have served as partners in many high-profile 3D printed projects. Their manufacturing is in-house, with a center in NYC and the Netherlands, which facilitates end-to-end oversight from design through production to fulfillment. They offer drop-shipping services and can integrate with e-commerce storefronts enabling your direct-to-consumer selling.