12197 verified suppliers listed

Best Production CNC Machining Shops — High-Volume Parts

Production CNC machining shops are built for volume: automated bar-fed lathes, multi-pallet machining centers, in-process gauging, and ISO 9001 or AS9100 quality systems that ensure every part in a 10,000-piece run meets drawing requirements. These shops invest in dedicated fixturing, statistical process control (SPC), and lean production cells to deliver competitive unit prices at scale. Whether you are looking for a domestic OEM supplier for a defense program or a commercial partner for an industrial components program, these shops have the infrastructure for sustained production.

Why these suppliers?

  • Production-oriented shops operate with automated equipment, dedicated fixturing, and documented process controls that ensure part consistency across large batches — unlike general job shops that reset up tooling for each new order.
  • These shops carry quality certifications (ISO 9001, AS9100) with SPC programs, Cpk monitoring, and documented corrective action processes that satisfy OEM supplier qualification requirements.
  • Long-term production contracts benefit from amortized setup costs and volume pricing; the shops in this directory have capacity commitments and supply chain management experience for sustained program support.

759 verified suppliers found

West Chicago, Illinois

At Lakeside Screw Products, we take pride in being a trusted partner for precision CNC machining. With years of hands-on experience and a dedication to excellence, we specialize in producing complex components that meet the tightest tolerances and most demanding specifications.

630-495-1606Website
Chanute, Kansas

LaRue Machine, Inc is a Metal Worker specializing in CNC Production and handling of various materials including stainless steels. Serving industries such as cement, agriculture, and steel fabrication. Located in Chanute, Kansas since 2010.

+1 620-431-3303Website
St Francis, Wisconsin5.0(1)

We are a trusted molding tools and machines manufacturer in the U.S. We provide innovative solutions and exceptional products and services. Contact us now!

+1 414-483-7620Website
Lake Elsinore, California5.0(2)

We Are Your Complete Manufacturing Solution. Lenduro Inc is a CNC machine shop that specializes in the production of precision parts. We have over a decade of experience in the industry, and our team of skilled machinists and CNC programmers is dedicated to providing our customers with the highest quality products and services.

+1 951-245-0204Website
Bloomington, Indiana5.0(14)

CNC machining services for prototyping, production, and custom parts. We provide precision solutions for metal and plastic components.

+1 812-325-6774Website
Bellevue, Washington5.0(5)

Limited Productions, Inc. (LPI) is a full service precision machine shop established in 1994. LPI performs CNC and conventional turning and milling, grinding, honing, fabrication, polishing and assembly. Many of LPI’s customers have strict quality standards, and LPI has a reputation for meeting and exceeding those standards, along with taking on challenging jobs, tooling and short run production. LPI has a broad customer base, including hydro-optics, marine biology, oceanographic instrum

+1 425-635-7489Website
Lynchburg, Virginia5.0(1)

Limitorque actuators have been making flow control more efficiently for over 85 years. Learn more about Limitorque products, services, drawings and more here.

+1 434-528-8595Website
South Houston, Texas5.0(1)

Our goal is to help our customers in their machining needs for either smaller jobs, from a single piece to large parts production.

+1 281-217-7860Website
York, Pennsylvania5.0(1)

From prototypes to moderate-quantity production, Lindstrom Machining provides expert CNC machining services including 3- and 4-axix milling, turning, grinding, honing, welding, and fabrication.

+1 717-848-2983Website
Linear AMSVerified
Livonia, Michigan

Additive and CNC machining combined. Rapid prototyping and production parts for aerospace and medical.

(734) 259-6758Website
White Oak, Texas5.0(3)

Machine Shop - Machining and Wire EDM

+1 903-297-2688Website
Greenville, South Carolina

Precision CNC Manufacturing and Machine Shop - Quality products ranging from Aerospace, Auto, Telecom, Prime and Subprime contracting. Veteran Owned SBA

+1 864-299-1070Website
Rockford, Illinois5.0(2)

American Made Since 1917. High Quality, Reliable, CNC Machine Shop offering quick turnaround on new quotes and orders to keep your supply chain moving smoothly . All quantities from Prototype to Production. LTL has established a reputation for superior CNC Milling, CNC Turning and Grinding. Contact now for a fast quote. ISO 9001 certified.

+1 815-874-0913Website
New Riegel, Ohio

Lucius Machine is a custom CNC shop that machines parts & products for a number of industries including automation, molds, job shop and many others.

+1 419-934-1703Website
Watervliet, New York1.0(1)

LWA Works is a full service CNC machine job shop for the highest precision quality parts from prototype to full production, specializing in CNC Machining and CNC Turning located in the greater NY capital district.

+1 518-238-3947Website
Lynchburg, Virginia5.0(2)

When it comes to precision machining, every little detail matters. At Lynchburg Machining we make high quality products that are meticulously created and inspected with your business in mind. We are located in Central Virginia, and serving customers across the United States.

+1 434-846-7327Website
St. Louis, Missouri4.3(6)

M&H Waterjet Solutions, LLC cutting service will cut single prototypes to large production runs. We have a combined 30 years of cutting experience.

+1 314-845-1840Website

Frequently Asked Questions

At what quantity does it make sense to use a production CNC shop vs. a prototype shop?
Production machining generally becomes more cost-effective than prototype-style machining above 100–500 pieces per order, depending on part complexity and material. Production shops justify dedicated fixturing, tool presetting, and process optimization investments at volumes where the per-piece savings outweigh the setup costs. For ongoing repeat orders (blanket POs, kanban programs), even lower quantities per release can justify a production shop relationship.
What quality systems should a production CNC shop have?
At minimum, a production CNC shop should hold ISO 9001:2015 certification. For aerospace or defense production, AS9100 is required. A robust production shop should also have documented control plans, FMEA for critical features, in-process gauging or CMM inspection, SPC with Cpk tracking for key characteristics, and a corrective action (CAPA) system. Ask to review their PPAP (Production Part Approval Process) capability or AS9102 FAIR process for new part qualification.
How do I evaluate a production CNC shop before placing a long-term contract?
Before awarding a production contract, consider: 1) reviewing their quality certification and scope, 2) requesting a facility tour to assess equipment age, condition, and floor organization, 3) asking for Cpk data on similar parts, 4) checking references from existing OEM customers in your industry, and 5) reviewing their risk management approach for material supply disruptions and capacity constraints. A sample order of 50–200 parts as a qualification run is standard practice before committing to volume production.

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