NAICS Code 332710 Description

This industry comprises establishments known as machine shops primarily engaged in machining metal and plastic parts and parts of other composite materials on a job or order basis. Generally machine shop jobs are low volume using machine tools, such as lathes (including computer numerically controlled); automatic screw machines; and machines for boring, grinding, and milling.

More Details

NAICS Code 332710 - Machine Shops is a final level code of the “Manufacturing” Sector. There are 19,863 companies verified as active in this industry in the USA with an estimated employment of 226,270 people.

Industry Sector


Total Companies


Verified Companies


Est. Employment


Annual Payroll


Total Revenue


SBA Size Standard

Maximum 500 Employees

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Hierarchy Navigation for NAICS Code 332710

Parent Category (less specific)

Extended NAICS Codes (8-digit) for Machine Shops

Industry Examples of NAICS 332710

Common types of examples within NAICS Code 332710 - Machine Shops are:

  • Automotive machine shops
  • Chemical milling job shops
  • Machine shops

Industry Image

Example photo for industry NAICS 332710 - Machine Shops. This image represents an activity or product found in this industry.


For some business types, there may be a similar industry to NAICS Code 332710 - Machine Shops that is a better classification match. Establishments primarily engaged in:

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  • Business Development
  • Chairman
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  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
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  • Purchasing
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Questions & Answers

  • What is the NAICS Code for Machine Shops?

    Companies that machine metal and plastic parts on a job basis are classified under NAICS Code 332710 – Machine Shops.

  • What states have the most machines shops?

    The Midwest region is a hotbed for machine shops and related businesses. California and Texas have the most businesses due to their size, but Ohio, Pennsylvania, Michigan, Illinois, Wisconsin, Indiana, and Minnesota are strongly represented with over 550 companies each.

  • Are most machine shops small or large companies?

    The majority of machines shops do less than $2.5 million in sales a year and have less than 20 employees.

  • What is the SBA size standard for NAICS 332710?

    Businesses up to 500 Employees in size are considered small businesses by SBA.

  • How many active businesses operate in NAICS Code 332710?

    There are 19,863 verified business locations operating primarily in this industry.

  • What was the total revenue for NAICS Code 332710?

    In 2017 the total revenue for Machine Shops was $36,756,196,000

  • What was the annual payroll for NAICS Code 332710?

    In 2017 the annual payroll for Machine Shops was $11,955,653,000

  • How many people work in NAICS Code 332710?

    The number of reported paid employees is 226,270.