Humtown Additive
Provides 3D sand printing (binder jetting) services for complex sand cores and molds used in metal casting, eliminating traditional tooling requirements.
- CEO / Founder
- Mark Lamoncha
- Team Size
- 11-50
- Stage
- Active
- Total Funding
- $15.41M
- Key Investors
- Private investors
Technology & Products
Key Products
3D printed sand cores; 3D printed sand molds; Conventional cold-box sand cores; Conventional air-set sand molds; Hybrid conventional/additive manufacturing solutions
Technological Advantage
Proprietary expertise in sand binder jetting process optimization for high-volume production; Verified advantage: Largest manufacturer of 3D-printed sand cores/molds in North America with fleet of industrial 3D sand printers.
Differentiation
Value Proposition
Reduces lead times from months to days by printing toolingless sand cores/molds, enabling rapid prototyping and production while bypassing traditional tooling bottlenecks.
How They Differentiate
3x faster lead time elimination vs traditional tooling (days vs months); Hybrid conventional/additive capability allows dual-path manufacturing while competitors typically focus on one approach.
Market & Competition
Target Customers
Foundries and original equipment manufacturers (OEMs) in automotive, aerospace, industrial equipment, and racing industries
Industry Verticals
Metal Casting; Automotive; Aerospace; Industrial Equipment; Racing
Competitors
Hoosier Pattern Industries; TEI (aerospace-focused); Sculpteo; CINI; JuggerBot 3D
Growth & Milestones
Growth Metrics
Revenue grew 24% YoY in 2023; Approximately $13M revenue; 28 employees
Major Milestones
1959: Founded as pattern shop; 2014: Received first 3D sand printer via Youngstown State University partnership; 2018: Moved to 100,000 sq ft Leetonia facility; 2020: Won NAM Manufacturer of the Year award; 2024: Relocated to larger Boardman facility with atmospheric controls
Notable Customers
Harmony Castings (cited for superior, faster solutions); High-volume foundries for automotive and aerospace OEMs (unnamed per sources)