Company Key figures Certifications Team Customers Products Contact

Machining · Forming · Welding · Heat treatment

You design it,
we produce it.
Recognized
industrial expertise.
Aerospace engine
components.
Energy sector
components.
State of the art
quality.

Specialists in machining, forming, welding, plasma coating and heat treatment of superalloy components for extreme operating conditions — aerospace, helicopter and energy.

30+processes under one roof
200+customer qualifications
GenevaPlan-les-Ouates, Switzerland
Aircraft turbine in flight above the clouds Airliner in flight, front view Military fighter aircraft in flight Power generation plant Helicopter in flight

Company

Our core activities

Over 30 manufacturing and inspection processes under one roof.

Forming
EDM
GOM
Brazing
Fibre and YAG laser
Inspection
Welding
Plasma coating
Flow testing
CNC machining
Dye penetrant / X-ray
Heat treatment

Complete industrial expertise

Build to print / Co-engineering
Laboratory
Audit
Tooling design

Company

Key figures

0Employees
0Million CHF (revenue)
0%
Export share
0m² of factory space

Quality

Our certifications

Over 200 customer qualifications.

ISO 9001 certificationISO 9001
EN 9100 certificationEN 9100
ISO 14001 certificationISO 14001
EN ISO 3834-2 certification, Institut de SoudureEN ISO 3834-2
Nadcap accreditationNadcap
Environmental commitmentEnvironment

Know-how

Our team

Production, inspection and engineering teams based in Plan-les-Ouates.

Jean Gallay SA production workshop

Trust

Our customers

Safran
GKN Aerospace
Siemens Energy
GE Vernova
Aerotech Peissenberg
Ansaldo Energia
Everllence
Framatome
ITP Aero
RUAG

Components

Our products and components

Precision parts for civil and military engines, helicopters and gas turbines.

Exploded technical diagram of an engine: impingement rings, seals, combustion casing

Civil aircraft engines

CFM56-5/-7 · Leap-1A/B/C · PW1100 · Silvercrest · GE90 · GEn-X · CF6-80 · GE-9X · GP7200 · CF34-10 · Passport20 · Trent 500/700/900 · BR700 10/715

Military aircraft engines

Adour · F404 · RM12 · TP400 · M53 · M88

Helicopter engines

Arrius · Arriel · Makila · RTM322 · Ardiden 1&3 · MTR390 E

Gas turbines

LMS100 · GE9HA.01 · GT8 · GT11 · GT13 · GT24 · GT26 · THM1204 · THM1304 · MGT 6100 · MGT 6200 · SGT5/6-8000H · OP16

Contact

Let's talk about your project

📍
Chemin du Pont-du-Centenaire 108
1228 Plan-les-Ouates, Switzerland
Made in Switzerland