Premold Corp offers comprehensive services from design consultation thru assembly of reaction injection molded parts.  Here is the article link. PD&D    

Premold Corp is a leading supplier of custom Reaction Injection Molded  (RIM) plastic parts. We provide a full range of reaction injection molding (RIM) services to ensure the success of your project.  Premold is vertically integrated to offer mold designing and building, molding, painting, finishing, EMI coating, decorating, prototyping, subassembly, project management and sourcing services. Premold provides free design feedback, consultation...

RIM