Sigma Labs Profile

Market Overview • 3D technology sales incl. all raw materials reached $1 billion in 2007, jumped to nearly $5.2 billion in 2015 and are expected to hit $26.5 billion by 2021 4 • 3D Metal manufacturing enjoyed a 45% increase in 2017 powdered metal sales, the retail value from powdered metal parts manufactured in 2018 extrapolates to ~$1 Billion 4 • General Electric has: ‒ Commenced 3D manufacturing of fuel nozzles with 30,000 shipped ‒ Spent >$1.4 Billion in 2016-2017 acquiring Arcam and Concept Laser, and investing in Desktop 3D • Airbus grew manufacturing to ~30 tons of 3D metal parts per month by last December • HP, Canon, Michelin, Ricoh, Toshiba, Lenovo all planning to offer AM machines; each one has more global marketing span than the existing AM machine-only manufacturers combined Sigma Labs, Inc. 3900 Paseo del Sol Santa Fe, NM 87507 www.sigmalabsinc.com Company Contact John Rice Chairman & CEO Investor Relations Contact Chris Tyson Managing Director MZ North America Main: 949-491-8235 chris.tyson@mzgroup.us www.mzgroup.us Investment Highlights • Sigma Labs’ product, PrintRite3D® , is a leading In-Process Quality Assurance software to the commercial 3D metal printing industry, enabling operators to detect & correct precursors to quality errors • An essential high technology enabling 3D Metal Printing to overcome a major hurdle to adoption for serial production • Tier-1 clients evaluating software : Siemens, Honeywell, Airbus, Pratt & Whitney and more • Attractive & highly scalable business model • Aggressive patent strategy led by Kilpatrick Townsend • 19 enterprise beta customers engaged across multiple industries • Experienced management team with deep industry experience, supplemented by an industry leading scientific advisory board Sigma Labs NASDAQ: SGLB Share Price 1 $0.78 Market Cap 1 $10.8M Revenues (TTM) 2 $0.35M Net Debt $0.0M Patent Portfolio 3 24 Fully Diluted Shares O/S 13.8M Float 10.4M Major Company Beta Customers 19 Headquarters Santa Fe, NM Employees 21 1) As of September 3, 2019. 2) TTM = Trailing twelve months ended March 31, 2019. 3) Patent portfolio includes granted patents as of the Company’s most recent 10-K filing 4) Source: Wohlers Report 2017 Sigma Labs, Inc. (NASDAQ: SGLB) is a leading provider of quality assurance software to the commercial 3D printing industry under the PrintRite3D® brand. Founded in 2010, Sigma is a software company that specializes in the development and commercialization of real-time computer aided quality assurance solutions known as PrintRite3D® for 3D advanced metal manufacturing technologies. Sigma Labs’ advanced software product revolutionizes commercial additive metal manufacturing, enabling non- destructive quality assurance in-process, uniquely allowing errors to be corrected in real-time. U.S. 3D Printing Metal Market Size USD Million CAGR of 31.8% Total Aluminum AM Powder Revenues USD Million Technology Background: 3D Additive Manufacturing (AM) Traditional Subtractive Manufacturing 3D Additive Metal Manufacturing 3D Additive Metal Manufacturing Uniquely Combines Multiple Processes And Parts Into One. AM combines the functions of a metal foundry, the manufacturing capabilities of a machine shop and enables subassemblies composed of multiple parts from a machine shop to utilize a single 3D printed part. This enables increasingly complex designs and creates a new frontier for advanced manufacturing. Fuel Nozzle Case Study • Began AM mass-production • >30,000 units shipped Benefit: Optimized Design ✓ 25% Reduced Weight ✓ Part Consolidation: 20 into 1 ✓ 5x More Durable Reduced Buy to Fly Time ✓ Reduced development time by 1 year ✓ Dramatically reduced cost Raw Material Form

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