Alchemy Models - provides architectural rapid prototypes, prototypes based on 3D printing, Phoenix, Arizona

Design Dynamics International - provides rapid prototyping, solid freeform fabrication services, ARCAM EBM technology, SLA modeling, Golden, Colorado

Excalibur Engineering - provides service for industrial design, rapid prototyping, operates Vanguard Sinterstation 2500 plus for SLS prototyping, North Logan, Utah

Ionic Models - rapid prototyping service bureau with model rendering, rapid prototyping by Z310 3D printer from Z Corp, EDEN 333 PolyJet from Stratasys, Denver, Colorado

Javelin 3D - services for rapid prototyping and medical modeling, prototyping methods like SLA, RTV, urethane and cast molding Park City, Utah

Loveridge Machine - CNC machining service for rapid prototyping, other services include destructive/non destructive testing, casting, forging, Murray, Utah

LGM - 3D printing, modeling for architecture, Minturn, Colorado

Metropolis Design - rapid prototyping service bureau, operates SLA, 3D modeling machines, also offers RTV molding, CNC machining, North Salt Lake, Utah

NECO - 3D printing services for prototypes, modelmaking services, Arvada, Colorado

Paradigm Engineering - provides product development, design engineering services, also onsite rapid prototyping services, operates Stratasys FDM machine, Tempe, Arizona

PADT - rapid prototyping, rapid manufacturing services, prototyping techniques like SLA, SLS, 3DP, injection molding, urethane casting, Tempe, Arizona

Precise Cast Prototypes and Engineering - prototype supplier, plaster and sand casting, low volume production, online quoting system available, Commerce City, Colorado

Preferred Machining - offers contract machine work, rapid prototyping services, Golden, Colorado

Protogenic - service bureau offering prototypes, conceptual models, SLA, SLS prototyping techniques, Westminster, Colorado

Protomed - uses imaging software, laser technology for anatomical models, SLA, 3D printing for model manufacturing, Arvada, Colorado

Prototype Casting - provides services for rapid prototyping, precision casting, operates Cincinnati VMC 1000, Fadal VMC 4020, Denver, Colorado

Q Dimension - rapid prototyping, manufacturing services, offers SLA, SLS, FDM, 3DP, River Heights, Utah

Rapid Prototyping Corporation - parts, stereolithography, product development consultation, engineering product design, urethane reproductions, injection mold tooling, molding and vapor deposition of metals, Longmont, Colorado

Rapid Tool - offers laser sintering based prototyping, prototypes in nylon, glass filled nylon, elastomers, polystyrene, Boulder, Colorado

Raytech - product development, design engineering consultancy, offers rapid prototyping services like SLA, SLS, CNC machining, Phoenix, Arizona

Scaled Concepts - services for rapid prototyping, 3D printing, provides anatomical models, architectural models, operates Spectrum Z510 system, Broomfield, Colorado

Tangible Express - rapid prototyping services, offers SLA by Viper Pro, HR, SLS from Sinterstation HiQ, FDM services, Springville, Utah

Tuscany 3D - rapid prototyping service bureau, offers ABS plastic FDM, CAD 3D design, drafting, Harriman, Utah

Wolverton Mechanical Designs - offers ABS prototypes, Fort Collins, Colorado