
Mechanical workshop for machining, gears, welded constructions and turnkey small hydroelectric power plants

Jacquier & Luisier SA
Evionnaz (CH) · Route du Simplon 43, 1902 EvionnazNew on Amplifa
About Jacquier & Luisier SA
Jacquier & Luisier SA is a mechanical general contractor founded in 1989 in Evionnaz in the canton of Valais. The company manufactures spare parts, gears and machine components from stainless steel and aluminium in general machining, carries out welding work and produces complete machines and assemblies. For around ten years, the company has also specialised in the construction and overhaul of small hydroelectric power plants, which it delivers turnkey together with Telsa SA in Sion (electrical panels and control technology). Its customers come from large and small hydropower, the chemical industry, the railway sector, mechanical engineering and the gravel and quarrying industry; the company also collaborates with HES–EPFL in the space sector. The 1700 m² workshop facility at Route du Simplon 43 counts over 60 conventional and CNC machines, has a 10-tonne overhead crane and employs 18 staff, including four apprentices.
- Site
- Evionnaz
- Processes
- Machining (general mechanics), Gear manufacturing, Welding, Machine manufacturing, Breakdown service / repair (overhaul of hydroelectric power plants), Design office, Breakdown service / repair, Machining
- Materials
- Inox, Aluminium, Stainless steel (Inox)
- Founded
- 1989-04-01
- Employees
- 18
- Industries
- Hydropower (large and small hydropower), Chemical industry, Railway industry, Mechanical engineering, Processing industry, Gravel plants / quarries
- 01
Engineering / design office
- 02
Machining (CNC and conventional)
- 03
Gear manufacturing
- 04
Welding
- 05
Mechanical engineering and assembly
- 06
Repair and overhaul (hydropower plants)
Materials and Processes
Stainless steel (Inox)
Used, among other things, for piping and systems in the chemical industry and hydropower.
Aluminium
Machining of aluminium components for mechanical engineering and special applications.
Sites
Evionnaz
CHMechanical workshop and company headquarters
- Materials
- Stainless steel, Aluminium
- Over 60 conventional and CNC machines
- 10-tonne overhead crane (Palan 10 tonnes)
Components and Services


Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Machining (general mechanics)Machining | – | – | – | – | Inox, Aluminium |
| Gear manufacturingMachining | – | – | – | – | – |
| WeldingJoining | – | – | – | – | Inox, Aluminium |
| Machine manufacturingAssembly | – | – | – | – | – |
| Breakdown service / repair (overhaul of hydroelectric power plants)Assembly | – | – | – | – | – |
| Design officeEngineering | – | – | – | – | – |
2 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Conventional and CNC machines (60+) | – | 60+ | – | – | Evionnaz |
| 10-tonne overhead crane | – | – | – | – | Evionnaz |
Additional services
Reference customers
History
- 1977
From 1977, Claude Jacquier works in Evionnaz for Christian Egli; after Egli's withdrawal, preparations for the company's founding begin.
- 1989
Founding of the general mechanics company Jacquier-Luisier SA on 1 April 1989 in Evionnaz by Claude Jacquier and Claude Luisier.
Focus on small hydropower for around ten years: turnkey construction and overhaul of hydropower plants together with Telsa SA, Sion.