Sigma Labs, Inc. (SGLB) Corporate Media Kit

Investor Overview D Under PrintRite3D® brand, provides revolutionary quality assur- ance software to the commercial 3D printing industry D $1.4 billion estimated addressable market is projected to exceed $3.9 billion by 2023 D Global solutions currently include 23 Sigma Lab installations across 19 different users D Proprietary technology equips operators and engineers with meaningful data to improve quality with real-time, pre-produc- tion modifications D Pending introduction of revolutionary, closed-loop control will automate in-process modifications by reducing machine pro- cess variations D Evaluations for potential production-level software integration underway with Tier-1 OEM clients D Management team and advisory board leverage deep indus- try-leading experience D Robust intellectual property protection strategy includes seven granted and 18 pending patents, as well as four pre-publication patent applications