CNC machine shops in Massachusetts

Compare listed CNC and precision machining profiles in Massachusetts by process fit, inspection, and whether the shop is quoting a prototype or a production release.

Clusters this page covers

  • Job shops quoting one-off, prototype, and service parts from a drawing or a worn sample
  • Production cells running repeat releases with fixtures, inspection plans, and packaged delivery
  • Swiss, five-axis, and hard-milling specialists for geometry a three-axis mill should not own
  • Aerospace, medical, and automotive shops where documentation is part of the part

Selection rules

  1. Name the process first: CNC milling, turning, Swiss, five-axis, or a combination. “Machining” is not a process.
  2. Ask which operations stay on the same floor. A shop that mills and then farms grinding or EDM is a different quote than a shop that finishes in-house.
  3. Separate prototype cells from production cells. The same building can do both; the same cell usually cannot.
  4. Require the same revision, material condition, quantity, and inspection assumption from every shortlisted shop.
  5. Use a state page when you need a visit, a milk run, or a replacement part recovered this week. Use this national page when the process is rare.
  6. Directory listing is not a capability statement. Open the profile, then confirm machine, material, and inspection evidence with the shop.

When to use a job shop, a production cell, or a specialist

CNC shops are not interchangeable. Choose the operating model before you compare listed profiles.

When this is the jobUseWhy
A prototype, service part, or one-off with an incomplete process planJob shopYou need setup judgment and a readable quote, not a fixture that will never pay back.
A released print with a weekly or monthly release and a packaged-delivery assumptionProduction machining cellThe award is repeatability, inspection, and change control — not first-article heroics.
Small diameters, long parts, hard metals, or five-sided geometry in one setupSwiss, hard-mill, or five-axis specialistThe wrong machine family makes a cheap hourly rate expensive.

How to source this work

Use a CNC or precision machine shop when the part is made by cutting metal or engineered plastic to a drawing, and the award depends on process, tolerance, inspection, and setup—not on a generic “machining” label.

Include in the RFQ

  • controlled 2D drawing and current 3D model, with revision
  • material grade, temper or condition, and any approved substitutes
  • critical dimensions, GD&T, and surface-finish callouts
  • prototype versus production quantity and likely reorder cadence
  • inspection method, first-article expectation, and any certs the lot must carry

Questions that separate suppliers

  • Which operations stay in-house: milling, turning, Swiss, grinding, EDM, or finishing?
  • How will the critical dimensions actually be inspected?
  • What drives setup cost and lead time on this revision?

Questions this page can answer

How should a buyer compare CNC machine shops in the U.S.?

Start with the process on the print, then the inspection method, then whether the shop is quoting a prototype or a production release. Listed plant counts show who is in the directory. They do not prove current capacity, machine fit, or quality-system scope.

What belongs in a CNC machining RFQ?

A current drawing and model, revision, material and condition, critical tolerances, surface finish, quantity, and the inspection or certification the lot must carry. Missing any of those is why shops pad lead time or decline the quote.

Listed CNC & Precision Machining Companies in Massachusetts

Results are ordered alphabetically. Inclusion is based on the matching process or industry recorded on each published profile.

A & A Industries Inc.

📍 Peabody, MA Est. 1978
Specialties: Custom Contract ManufacturingTurbo Machinery ComponentsSemiconductor EquipmentPrecision Machining

AERO Manufacturing Corporation

📍 Beverly, MA Est. 1971
Specialties: Precision Metal FabricationMachined ComponentsPower Generation PartsAerospace Components

Brennan Machine Co, Inc

📍 Hanson, MA Est. 1985
Specialties: Precision MachiningAutomotive ComponentsMetal FabricationPlastic Components

Brodeur Machine Company Inc.

📍 New Bedford, MA Est. 1922
Specialties: Precision CNC MachiningMarine ComponentsInfrastructure PartsMilitary Components

Component Sources International - CSI Group

📍 Westborough, MA Est. 1987
Specialties: Precision ComponentsCustom AssembliesAerospace PartsMedical Components

EPTAM Precision Solutions

📍 Lancaster, MA Est. 1981
Specialties: Precision Plastic MachiningInjection MoldingLiquid Silicone Rubber MoldingMachined Plastic Products

Hayden Corporation

📍 West Springfield, MA Est. 1919
Specialties: Thermal Spray CoatingsCeramic CoatingsThermal Barrier CoatingsLaser Cladding

Hi-Tech Mold & Tool, Inc.

📍 Pittsfield, MA Est. 1983
Specialties: Engineering ThermoplasticsSilicone MoldingHigh-temperature MaterialsHeavily Filled Materials

J&E Precision Tool, LLC

📍 Southampton, MA Est. 1979
Specialties: Precision CNC MachiningAerospace ComponentsDefense PartsAviation Components

CNC & Precision Machining supplier landscape in Massachusetts

UNITEMFG currently matches 14 published supplier profiles to CNC & Precision Machining in Massachusetts, spanning 14 listed cities. The largest concentrations in the directory are Beverly (1 supplier), Franklin (1 supplier), and Gardner (1 supplier). This is a directory-derived view of available suppliers, not an estimate of the entire state market.

The capabilities most often named on matching profiles are Aerospace Components (3 profiles), Precision CNC Machining (3 profiles), and Defense Parts (2 profiles). The supplier set spans Machinery (6 profiles), Other (2 profiles), and Plastics (2 profiles) among its most represented industries. Frequently listed material experience includes Aluminum (1 profile), Stainless Steel (1 profile), and Steel (1 profile). Published certification fields most often mention ISO 9001 (3 profiles), AS9100D (2 profiles), and ISO 9001:2015 (2 profiles).

Because the matching profiles span 14 cities, buyers can compare several local supplier markets rather than treating one metro as representative of the state. Use the listed capabilities as a first-pass filter, then require each shortlisted supplier to confirm that the relevant process is performed in-house, on suitable equipment, at the required scale.

Supplier locations

  • Beverly1
  • Franklin1
  • Gardner1
  • Hanson1
  • Hudson1
  • Lancaster1
  • New Bedford1
  • Peabody1

Commonly listed capabilities

  • Aerospace Components3
  • Precision CNC Machining3
  • Defense Parts2
  • Precision Machining2
  • Aerospace Parts1
  • Assembly1
  • Automotive Components1
  • Aviation Components1

Industries represented

  • Machinery6
  • Other2
  • Plastics2
  • Aerospace1
  • Automotive1
  • Metals1
  • Pharmaceuticals1

Materials and credentials listed

  • Aluminum1
  • Stainless Steel1
  • Steel1
  • ISO 90013
  • AS9100D2
  • ISO 9001:20152
  • ITAR Registered2
  • AS91001

This Massachusetts market view is calculated from published UNITEMFG profiles whose process labels map to the CNC & Precision Machining cluster. Counts describe directory coverage, not independently audited capacity, quality, or availability.

How to source CNC & Precision Machining in Massachusetts

Use machining suppliers for subtractive production where dimensions, repeatability, material behavior, and inspection requirements drive the sourcing decision.

Include in the RFQ

  • part drawings and revision level
  • material grade and condition
  • critical tolerances and surface finish
  • annual and release quantities
  • inspection and documentation requirements

Questions that separate suppliers

  • Which operations will be completed in-house?
  • How will critical dimensions be inspected?
  • What drives setup cost and lead time for this part?

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