1
3D Usinage
Fontaine (90)
Small business founded in 2010 and based at the Aéroparc de Fontaine in the Territoire de Belfort, focused on industrial mechanics. Its location on an aeronautics park reflects proximity to clients in the sector.
Machining & precision engineering · Belfort (90)
Machining Subcontractors in Belfort: 8 Listed Workshops
The Belfort area concentrates a dense network of precision mechanical subcontractors. Each machining company in Belfort listed here operates across varied processes — milling, turning, grinding or EDM — serving demanding clients in the nuclear energy, defense and automotive sectors. These 8 workshops, based in Belfort, Essert, Fontaine and Offemont, form a coherent and complementary industrial fabric across the Territoire de Belfort (the Belfort department).
Ranking updated on August 8, 2026 · per the cnc-machine methodology
8
workshops listed in the area
6
processes (turning, milling, EDM…)
~30 km
radius around the city
90
department
Machining companies in Belfort
Ranking of machining and precision-engineering workshops in the area. Each listing shows the processes and materials worked. Contact is made through the central form.
2
AMD
Belfort (90)
Workshop in the Territoire de Belfort offering design and manufacture of press tooling and plastic injection molds. Masters 2D/3D milling, turning, grinding and EDM processes (wire, sinker, fast hole drilling).
3
Courtot Mécanique Générale
Belfort (90)
Company based in Belfort active for over thirty years in machining metals and technical plastics. Manufactures industrial parts from drawings in small and medium batches.
4
Mécadep
Belfort (90)
Company in the Belfort area dedicated to designing and manufacturing custom parts and subassemblies, including large-sized ones. Works with various materials (stainless steel, aluminum, steel) for runs ranging from single parts to small batches.
5
MGO Lepaul
Belfort (90)
Company based in Belfort manufacturing precision mechanical parts, equipped with a machine fleet including stainless steel and aluminum machining. Supports customers from design through to final inspection.
6
MGR
Offemont (90)
General mechanics company certified ISO 9001, based in Offemont in an industrial zone close to Belfort. Offers subcontracted machining services for local and regional industrial customers.
7
Milgred
Belfort (90)
Machine shop based in Belfort specializing in precision and general mechanics, integrating wire and sinker EDM in its machine fleet. Handles demanding projects in small and medium batches.
8
SRMG - Société Régionale Mécanique Générale
Essert (90)
Facility located in Essert, a town bordering Belfort, specializing in precision machining, milling and metal profiling. Works as a subcontractor for local and regional manufacturers.
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Overview of the processes offered by the listed workshops.
| Workshop | Turning | Milling | EDM | Grinding | Batches |
|---|---|---|---|---|---|
| 3D Usinage | ✓ | ✓ | — | — | One-off → Medium batch |
| AMD | ✓ | ✓ | ✓ | ✓ | One-off → Medium batch |
| Courtot Mécanique Générale | ✓ | ✓ | — | ✓ | Small batch → Medium batch |
| Mécadep | ✓ | ✓ | — | — | One-off → Small batch |
| MGO Lepaul | ✓ | ✓ | — | — | One-off → Small batch |
| MGR | ✓ | ✓ | — | — | Small batch → Medium batch |
| Milgred | ✓ | ✓ | ✓ | — | One-off → Medium batch |
| SRMG - Société Régionale Mécanique Générale | ✓ | ✓ | — | ✓ | One-off → Medium batch |
How to choose your machining workshop
Choosing a machining subcontractor depends first on the nature of your part. A part of revolution (shaft, ring, axle) calls for turning; a prismatic part with complex shapes calls for milling, ideally 3 or 5 axes. For shapes impossible to obtain by conventional cutting, EDM becomes necessary.
Check the materials mastered
Not all workshops work the same materials. Aluminium and steel are almost universal; stainless steel, titanium and superalloys require more expertise and suitable tooling, common in aerospace- and medical-oriented workshops.
Match the batch volume
For a prototype or a one-off part, favour a responsive workshop with a design office. For medium or large batches, machine capacity and automation become decisive for the unit price.
Processes & materials available
Workshops in the area cover most material-removal machining processes.
The industrial fabric of Belfort
Belfort owes much of its industrial identity to the historic presence of Alstom (now GE Steam Power, then Arabelle Solutions) and the subcontracting ecosystem built around turbine and alternator manufacturing. This heavy mechanical engineering tradition has fostered the emergence of highly skilled workshops, capable of meeting the demands of the nuclear energy and defense sectors, both strongly represented among the workshops listed in this area.
The industrial zones of Essert, Offemont and Fontaine complement the city center's offering by hosting structures specialized in automotive and aerospace machining. The proximity of the Fessenheim nuclear plant (Alsace) and major defense contractors in the Grand Est region reinforces local demand for tight-tolerance machined parts, explaining the density of advanced processes such as 5-axis milling and wire/sinker EDM found across several Belfort-based workshops.
Related articles
To dig deeper before launching your machining project.
Frequently asked questions
What machining processes are available in Belfort and its region?
The 8 listed workshops collectively offer turning, milling (including 5-axis milling), grinding, wire EDM and sinker EDM. This diversity covers needs ranging from simple parts to complex high-precision geometries.
Which industrial sectors do these Belfort-based workshops mainly serve?
Nuclear energy, defense and automotive are the three dominant sectors. Aerospace is also represented, notably at Mécadep and 3D Usinage. This sector focus is directly linked to the industrial history of the Territoire de Belfort.
Are all the workshops located within the city of Belfort itself?
No. While most workshops are established in Belfort itself, three are located in neighboring towns: SRMG in Essert, 3D Usinage in Fontaine, and MGR in Offemont, all part of the greater Belfort urban area.
Which workshop offers EDM services in the Belfort area?
Two listed workshops master EDM: Milgred, which notably serves the nuclear energy and defense sectors, and AMD, focused on automotive and defense. Both offer wire EDM and sinker EDM.