Calmo Engineering provides precision CNC manufacturing and machining services for prototypes, small-batch production, and custom components. We work with manufacturers, fabricators, and industrial businesses that need fast, reliable parts without the delays of large production shops.
CNC Machining, Manufacturing & Reverse Engineering Services
Prototyping, production manufacturing, and reverse-engineering services.
Located in Evansdale Iowa
Ideal for low-volume parts, overflow machining, and projects larger shops don’t prioritize
Small but Growing
A Modern Shop Focused on Efficiency, Precision, and Flexibility
Services We Offer:
- CNC Machining – Precision turning and milling of steel, aluminum, and plastics for prototypes or production runs.
- CAD/CAM Services – 3D modeling, blueprint generation, design optimization, and cnc programming.
- 3D Scanning & Reverse Engineering – Digitize existing parts for modification, reproduction, or quality inspection.
- Prototyping & 3D Printing – Rapid concept validation with FDM and resin prints.
- Manufacturing Consulting – Process design, fixture development, and cost reduction insights.

Typical Parts We Machine
Our work commonly includes brackets, spacers, bushings, fixtures, repair parts, and reverse-engineered components. Most projects are prototypes or short production runs where flexibility and communication matter.
CNC Machining Services in Iowa
Calmo Engineering is a small, owner-operated machine shop providing CNC machining services in Iowa for prototypes, short production runs, and overflow work. We work with aluminum, steel, stainless, and engineering plastics, supporting customers who need flexibility and clear communication.
Our shop is equipped for turning, milling, and reverse engineering using in-house CAD/CAM and 3D scanning. By focusing on low-volume and short-run projects, we’re able to respond quickly and deliver realistic lead times without the delays common at larger production shops.
Whether you’re developing a new product, repairing existing equipment, or looking for overflow machining support, we’re happy to review your project and provide straightforward feedback.
















