InssTek
InssTek develops and manufactures metal 3D printers using its proprietary Direct Metal Tooling (DMT®) technology, a form of Directed Energy Deposition (DED). The company also offers 3D printing, remodeling, and repair services for various industries.
- CEO / Founder
- Kyunghoon Sun
- Team Size
- 11-50
- Stage
- Active
- Total Funding
- Undisclosed
- Latest Round
- Series B
- Key Investors
- Korea Investment Partners, Ascent Equity Partners, Hanwha Investment
Technology & Products
Key Products
InssTek offers metal 3D printers utilizing laser beams to melt metal powders or wires, depositing them layer by layer. They provide total solutions for Metal AM based on multi-material 3D printing, alloy research, and artificial joint porous coating.
Technological Advantage
The ability to print with multiple materials and repair existing parts gives InssTek a significant advantage in the aerospace and defense industries, where high-value components can be salvaged and enhanced. Their technology also enables rapid alloy development and research.
Differentiation
Value Proposition
InssTek provides a comprehensive metal 3D printing solution with its DMT® technology, enabling the manufacturing of complex, multi-material, and functionally graded material parts. Their systems are designed for high-performance applications and offer capabilities for repair and coating.
How They Differentiate
InssTek differentiates itself through its focus on multi-material DED technology and its ability to provide complete solutions, including hardware, software, and services. Their machines are known for their robustness and suitability for industrial applications.
Market & Competition
Target Customers
Companies in the industrial, aerospace, defense, automotive, and medical sectors requiring metal additive manufacturing solutions for production, repair, and research.
Industry Verticals
["Industrial","Aerospace/Defense","Automotive","Medical","Education"]
Competitors
Optomec; Trumpf; AddUp (BeAM Machines)
Growth & Milestones
Growth Metrics
Annual revenue of ~$2.1M (28.3B KRW in 2025); 38 employees as of 2026; operating loss of 2.8B KRW in 2025.
Major Milestones
["Developed proprietary DMT® technology."," technology.","Successfully developed a 3-ton, multi-material rocket nozzle in partnership with KARI.","Shipped the world's largest metal DED AM system to Russia in 2016.","Established partnership with Phillips Corporation for distribution in the Americas.","Selected Daishin Securities as IPO underwriter for KOSDAQ listing (2023).","Raised Series B funding from Ascent Equity Partners (2024).","Supplied MX-Lab to US Army Futures Command and 25+ global research institutions."]
Notable Customers
Korea Aerospace Research Institute (KARI), US Army Futures Command, Hanwha Aerospace, KAIST, POSTECH, Michigan Technological University, Brown University