GPI Prototype

Rapid Prototyping shop, 3-D printing shop Illinois, USA, Job Shop / Contract Manufacturer

GPI Prototype & Manufacturing Services, Inc. is a privately owned service bureau specializing in rapid prototyping and short-run manufacturing using additive manufacturing technologies. GPI Prototype specializes in several rapid prototype/additive manufacturing technologies that accelerate product development life cycles, notably Direct Metal Laser Sintering, Objet 3D Printing, and RTV Tooling. These technologies have virtually limitless applications, and maintain vast potential to radically impact multiple markets.


GPI Prototype is a division of Galloway Plastics, Inc. and sister company of GPI Anatomicals. Galloway Plastics was founded in 1980 by Scott Galloway as a custom manufacturer of promotional products. Our product design/engineering experience has ranged from promotional toys and products for companies like McDonald's and Kellogg's, to Pharmaceutical/Device implant markets. GPI utilizes both domestic and China production facilities to meet the needs of our customers; needs that require GPI products to meet zero defect levels in safety for children or in medical accuracy.


Over the past 29 years our prototype expertise and services have been utilized in support of in-house needs and customer requirements. Today, GPI Prototype is taking all of its rapid prototype capabilities and offering them to every major industry.

GPI Prototype, The following suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) provide manufacturing services and are members of the community. For more information visit performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your quoting experience

Overall Rating Averages    (Total Ratings Received: 1 , Unique Customers: 1)

GPI Prototype GPI Prototype
Reviews Project Rating Quality Responsiveness Delivery
  • #554731
  • 2010-04-14
GPI delivered my SLA's very fast and at a great price. Will be using them again for my proto typing.
Michael K.
  • Lake Bluff, Illinois
  • USA 60044