Directories of Professional Prototyping Experts
The Worldwide RP & RE Service Bureau Directory
This is a complete, up to date listing of more than 640 locations providing RP services, indicating which additive technology is available from each. Pages are in English unless stated otherwise. Contact information is included for service bureaus which don't have a web-site, or for which web-sites could not be found.
On-line Marketplaces for Rapid Prototyping & Manufacturing
Public on-line marketplaces provide a wide range of services and products, including rapid prototyping. They are typically funded by the payment of an annual subscription fee by participating vendors.
Business.com Prototyping
Directory > Industrial Goods & Services > Manufacturing & Process Technologies > Industrial Design > Prototyping
Plastic Prototypes @ Shapemaster
They offer plastic molding at affordable costs to inventors, engineers, designers and companies wanting prototypes or short runs.