Proto Labs, Inc. is a digital manufacturer of custom prototypes and on-demand production parts. The Company’s automated quoting and manufacturing systems allows the Company to produce commercial-grade plastic, metal, and liquid silicone rubber parts. It manufactures prototype and low volume production parts for companies worldwide. The Company’s primary manufacturing product lines include injection molding, computer numerical control (CNC) machining, three-dimensional (3D) printing and sheet metal. The Company serves all manufacturing industry verticals, being medical and healthcare, computer electronics, industrial machinery and equipment, aerospace and automotive. Its digital model supports the transition from prototyping to production and enables the Company to serve product developers and engineers through prototyping and product development.