Investor Presentation April 2024 Forward-looking Statements and Non-GAAP Measures 3 Who is Protolabs? Quick Facts (2023) $504M revenue 45$83M adj. EBITDA* 53,000+ customer contacts 450M+ parts manufactured to- date ~1M sq. ft. of in-house digital manufacturing 100s of digitally enabled global manufacturing * See appendix for reconciliation 4 partners 2 • These slides may contain forward-looking statements. These statements relate to future events or to future financial performance a ...