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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryIndustryMechanical Engineering IndustryPlan-Les-OuatesJean Gallay SA
Jean Gallay SA Logo
Verified· 4 sources

Jean Gallay SA

Summary

About the company

The core activity of Jean Gallay SA is the manufacture and repair of high-tech components, particularly for the aerospace and energy sectors. The company offers a wide range of manufacturing and control processes, including shaping, welding, coating, testing and machining of metal parts. Specifically, the company focuses on the production of components for aircraft engines, including civil and military engines, as well as gas turbines. The product range includes components for engines from well-known manufacturers such as CFM, General Electric, Pratt & Whitney and Rolls-Royce. The company also offers services such as co-engineering, prototype construction and series production, and has its own laboratory for testing and quality control.

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Products & services

Industry:Mechanical Engineering Industry
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Metal Industry
✓ Offered8
Manufacturing of aeronautical and energy components
Manufacturing and repair of high-tech components for engines of civil and military aircraft, helicopter engines and gas turbines.
Build to print / Co-ingénierie
Production according to the customer’s plans, with co-engineering to develop and industrialize technical components and assemblies.
CNC machining and forming
CNC machining, forming and mechanical processing of complex parts in an integrated industrial environment.
Brazing, welding and plasma coating
Brazing, welding and plasma coating for metal components and technical parts subject to high industrial requirements.
Testing, trials and non-destructive inspection
Inspection, flow tests, dye penetrant testing, X-rays and GOM metrology to verify the conformity and quality of parts.
Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle4.215
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

August 21, 2021Media
«Notre priorité est de moins dépendre de l’industrie aéronautique»
swissinfo.ch
September 30, 2020Media
Dizaines d’emploi biffés chez un fabricant de moteurs d’avions
20min.ch
September 1, 2020Media
Jean Gallay prépare un licenciement collectif
tdg.ch

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Location

Chemin du Pont-du-Centenaire 108
1228 Plan-Les-Ouates
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:00
Tue
08:00 - 12:00, 13:30 - 16:00
Wed
08:00 - 12:00, 13:30 - 16:00
Thu
08:00 - 12:00, 13:30 - 16:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.981.968
Founded
1914 · 112 years
Last commercial register change
March 11, 2026
Employees
11 to 20

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