MAPLE PLAIN, Minn.–(BUSINESS WIRE)–Protolabs (NYSE: PRLB), the world’s largest ecommerce manufacturer and supplier of on-demand prototype and production parts, today announced that it will present at the William Blair 41st Annual Growth Stock Conference on Tuesday, June 1 at 11 a.m. Eastern Time. Protolabs’ Robert Bodor, President and CEO, and John Way, CFO, will review the company’s current business developments and recent financial results. This is a virtual event. A live webcast of the pre