Proto Labs, Inc. (NYSE: PRLB), a leading online and technology-enabled quick-turn manufacturer, today announced that it will issue its financial results for the fourth quarter of 2012 before the opening of the market on Wednesday, February 13, 2013. Proto Labs will host a call to discuss the results at 8:30 AM Eastern time on the same day. A simultaneous webcast of the call will be available at the investor relations section of the Proto Labs website at protolabs.com/investors.

To access the live call, please dial 800-659-2032, or outside the U.S. 617-614-2712, at least five minutes prior to the 8:30 AM start time and use participant code 74470100. An audio replay will be available at the investor relations section of the Proto Labs website beginning approximately two hours following the end of the conference call.

About Proto Labs, Inc.
Proto Labs is a leading online and technology-enabled quick-turn manufacturer of custom parts for prototyping and short-run production. Proto Labs provides "Real Parts, Really Fast" to product developers worldwide. Proto Labs utilizes computer numerical control (CNC) machining and injection molding to manufacture custom parts for our customers. For more information, visit protolabs.com.

Proto Labs, Inc.
Bill Dietrick, 763-479-7664
bill.dietrick@protolabs.com
or
Gage for Proto Labs, Inc.
Krissy Schoenfelder, 763-595-3854
krissy_schoenfelder@gage.com