There are more than 16000 CNC machining centers in the USA alone. All these companies provide precision CNC machining, custom CNC milling, and rapid CNC prototyping. However, in this article, the focus will be on top 10 machining companies for custom milling.
Most important, this data has been collected from machining industry experts. In this list, you will read from recommended online CNC machine shops with ISO 9001 certified machining experts.
Here are top 10 machining companies in the world in 2025
| Serial No. | Company Name | Established | Website | Location |
| 1 | Xometry | 2013 | xometry.com | North Bethesda, Maryland, USA |
| 2 | Protolabs | 1999 | protolabs.com | Maple Plain, Minnesota, USA |
| 3 | Hubs (formerly 3D Hubs) | 2013 | hubs.com | Amsterdam, Netherlands |
| 4 | Fictiv | 2013 | fictiv.com | San Francisco Bay Area, California, USA |
| 5 | FastPreci | 2014 | fastpreci.com | Shenzhen, China |
| 6 | Quickparts | 1999 | quickparts.com | Seattle, Washington, USA |
| 7 | 3ERP | 2010 | 3erp.com | Zhongshan City, Guangdong Province, China |
| 8 | RapidDirect | 2019 | rapiddirect.com | Shenzhen, China |
| 9 | Star Rapid | 2005 | starrapid.com | Zhongshan City, Guangdong Province, China |
| 10 | Xcentric | 1996 | xcentricmold.com | Clinton Township, Michigan, USA |
Xometry
- Established: 2013
- Website: xometry.com
- Location: North Bethesda, Maryland, USA
- Major Services: CNC Machining, 3D Printing, Injection Molding, Sheet Metal Fabrication, Urethane Casting
Xometry is a suitable CNC machining partner. They assist you in custom CNC machining, 3D printing, injection molding, sheet metal fabrication, and urethane casting. The medium of Xometry has a good partnership with a network of vetted manufacturers. Moreover, you can get instant online quotes. This CNC manufacturing company supports 3-axis and 5-axis milling. They handle prototype parts and low-volume production. Their manufactured CNC machining parts meet tight tolerances. The platform incorporates AI for design analysis. They hold ISO 9001 certification. You can receive your custom milling parts globally. Turnaround times are flexible and as fast as three days.
Protolabs
- Established: 1999
- Website: protolabs.com
- Location: Maple Plain, Minnesota, USA
- Major Services: CNC Machining, Injection Molding, 3D Printing, Sheet Metal Fabrication
Protolabs’ CNC machining capabilities include custom CNC machining, injection molding, 3D printing, rapid CNC prototyping, and sheet metal fabrication. You can directly approach their online CNC quoting platform for instant quotes and automated DFM feedback. Besides, they serve you with prototype and production parts for engineers. Their 3-axis and 5-axis milling operations can manage the tight CNC tolerances. You can contact them for having low-volume runs within days globally. Also, they hold ISO 9001 certification to ensure you receive better quality. Their immediate production plus volume discounts are available on orders.
Hubs (formerly 3D Hubs)
- Established: 2013
- Website: hubs.com
- Location: Amsterdam, Netherlands
- Major Services: CNC Machining, 3D Printing, Injection Molding, Sheet Metal Fabrication
Hubs specializes in CNC manufacturing solutions, rapid CNC prototyping, 3D printing, injection molding, sheet metal fabrication, and CNC turning services. They facilitate Instant online quoting and automated DFM feedback to speed up project launch. The channel operates worldwide, allowing you to get prototype parts and low-volume production runs. Hubs employ 3-axis and 5-axis milling with tight CNC tolerances. Their ISO 9001 certification sets them apart from the rest of the CNC precision machining shops. There are volume discount offers for you on larger orders. Furthermore, they globally allow the shipment of parts within days.
Fictiv
- Established: 2013
- Website: fictiv.com
- Location: San Francisco Bay Area, California, USA
- Major Services: CNC Machining, Injection Molding, Urethane Casting, 3D Printing
Fictiv expertly deals with CNC machining, injection molding, urethane casting, and 3D printing services. They provide digitization services for instant quoting and design for manufacturing feedback. The setup lets the engineers get prototype parts or low-volume production runs online. Their CNC milling process supports 3-axis and 5-axis milling, CNC turning, and CNC grinding. Also, the company handles tight CNC tolerance demands. You can get full control of your parts quality as the company holds ISO 9001 certification. Fictiv reveals volume discounts for larger batches. This most trusted CNC machine brand ships parts globally with swift turnaround.
FastPreci
- Established: 2014
- Website: fastpreci.com
- Location: Building D, Juji Industrial Park, Bao’an Shenzhen, China 518104
- Contact No: +86 188 2336 4579
- Email Address: info@fastpreci.com
- Major Services: CNC Milling & Turning, CNC Grinding, CNC mill-turn, EDM & WEDM,Aluminum Extrusion,Precision Casting
FastPreci is highly recommended amongst online CNC machine shops for CNC milling, turning, and grinding services. FP is a Chinese factory specializing in CNC machining, providing you with high-precision CNC milling parts with strict tolerances.The additional services include EDM, wire EDM, Aluminum extrusion, rapid precision casting, heat treatment, and surface finishing. Their capabilities include machining of metals and plastics. This milling company has distinctions like ISO 9001, IATF 16949, and ISO 13485 certifications. Indeed, you can find prototype and low-volume production options as well. They give you an instant quote and DFM feedback on the site. The platform accepts orders from worldwide, offering fast lead times.
Quickparts
- Established: 1999
- Website: quickparts.com
- Location: Seattle, Washington, USA
- Major Services: CNC Machining, 3D Printing, Injection Molding, Sheet Metal, Die Casting
Quickparts is also a leading CNC machining shop offering machining services, injection molding, 3D printing, sheet metal, urethane casting, and die casting services. This company has state of the art CNC milling machines. Their online platform provides instant quotes plus DFM feedback to hasten the production. The other services you could get here include 3-axis and 5-axis milling with tight tolerances. Furthermore, you can get CNC-milled parts for your low-volume and production runs. Quickparts adheres to recognized quality management systems, such as ISO 900. They can talk you through manufacturing the large-volume parts at a discounted price. Their team helps conveniently with machinability and decent turnarounds to ship parts globally.
3ERP
- Established: 2010
- Website: 3erp.com
- Location: Zhongshan City, Guangdong Province, China
- Major Services: CNC Milling & Turning, 5-Axis Machining, EDM & WEDM, Surface Grinding
3ERP supplies you with custom CNC milling, turning, 5-axis machining, and urethane casting services. They adhere to the rigorous standards offering EDM, WEDM, CNC grinding, vacuum casting, and rapid tooling. Their skills of tight CNC tolerances for metals and engineering plastics distinguish them as having a high degree of precision and creativity. They support prototype parts, low-volume CNC production, and the fastest prototyping. You can send them your requirements on their online portal to receive Instant quoting and DFM feedback. This CNC machining supplier holds ISO 9001 certification, ensuring quality control. Volume discounts on CNC parts are available for larger orders. Also, it is recommended for its Global shipping with fast turnaround times.
RapidDirect
- Established: 2019
- Website: rapiddirect.com
- Location: Shenzhen, China
- Major Services: CNC Machining, Injection Molding, Sheet Metal, 3D Printing
RapidDirect deals in metal CNC machining with other services like injection molding, sheet metal, and 3D printing services. They offer ISO 9001-certified machining along with CNC milling, CNC turning, and rapid prototyping. You can also quote them for special projects regarding 3-axis and 5-axis milling with tight CNC tolerances. In fact, the medium allows you to interact with them through online quoting and DFM feedback. ISO 9001, ISO 13485, ISO 14001, and IATF 16949 certifications ensure quality. Low-volume production runs ships globally. The company has volume discount options in case you make larger orders. Fast lead times start in just a few days.
Star Rapid
- Established: 2005
- Website: starrapid.com
- Location: Zhongshan City, Guangdong Province, China
- Major Services: Rapid Prototyping, CNC Machining, Vacuum Casting, Injection Molding
Star Rapid is a proficient company pertaining to prototyping, urethane casting, CNC machining, and low-volume production services. They offer vacuum casting, plastic injection molding, CNC turning, and pressure die casting. Major facilities include 3-axis and 5-axis milling and CNC grinding with tight CNC tolerances. They ship machined parts worldwide within days. You can check their capabilities as they respond instantly and let you have DFM feedback. ISO 9001 certification dispels the misconception about quality control. The platform provides volume discounts on big orders. Services support metals and engineering plastics.
Xcentric
- Established: 1996
- Website: xcentricmold.com
- Location: Clinton Township, Michigan, USA
- Major Services: CNC Machining, Injection Molding, Rapid Prototyping, Mold Making
Xcentric serves for CNC machining, quick-turn injection molding, and rapid CNC prototyping services. Their milling operations include 3-axis milling, 5-axis milling, CNC turning, and mold making. The online platform is available for your assistance to give instant CNC quotes and DFM feedback. They support prototype parts, engineering plastics, and low-volume production as well. The company meets deadlines efficiently and ships parts globally within days. Regarding quality control, there is an ISO 9001 certification. Vouchers and discount offers apply for larger quantities. The Michigan facility ships metal and plastic parts.
Summary
Do you need prototype CNC parts or low-volume production at scale? These are the best CNC machining companies in the world that give precision CNC machining, custom CNC milling, CNC turning services, 5‑axis milling, and rapid CNC prototyping. Each provider guarantees tight CNC tolerances, ISO9001-certified quality, volume discounts, and seamless online CNC quoting.
