Proto Labs 

Proto Labs, Inc., together with its subsidiaries, operates as a digital manufacturer of custom parts in the United States and Europe. The company offers injection molding; computer numerical control machining; three-dimensional printing; and sheet metal fabrication products. It serves developers and engineers, who use 3D computer-aided design software to design products across a range of end-markets. Proto Labs, Inc. was incorporated in 1999 and is headquartered in Maple Plain, Minnesota.