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GMSA – Fertigung

Swiss milling group: milling of bread grain and processing of plant-based raw materials into flour and protein-rich foods

GMSA Logo

Groupe Minoteries SA (GMSA)

Granges-près-Marnand · Goldach · Zollbrück · Stein am Rhein · Riddes · Schwarzenbach · Mülheim-WigoltingenNew on Amplifa

1885Founded (as Minoteries de Plainpalais SA, Geneva)
approx. 250 (FTE)Employees
CHF 145 millionNet sales 2024
7Production facilities in Switzerland
SIX Swiss ExchangeOnly listed Swiss milling group

About Groupe Minoteries SA

Groupe Minoteries SA (GMSA) is a Swiss milling group headquartered in Granges-près-Marnand (Canton of Vaud). Founded in 1885 in Geneva, the company processes and markets cereals and plant-based raw materials that originate predominantly from Swiss agriculture. Its core activity is the milling of bread grain and thus flour production; in addition, the group develops recipes and branded products for customers through its laboratories and test bakeries. Via its subsidiary Protaneo SA, it produces plant-based, protein-rich products such as plant-based minced and plant-based sliced alternatives made from regionally grown field beans and yellow peas. The nationally active group comprises seven production facilities, employs around 250 staff (FTE) and generated net sales of CHF 145 million in 2024. As the only Swiss milling group, it is listed on the SIX Swiss Exchange and is a member of the Dachverband Schweizerischer Müller (DSM), the Swiss millers' umbrella association. Its customers come from the bakery trade, gastronomy, the food industry as well as retail and wholesale.

Site
Granges-près-Marnand, Switzerland
Processes
Milling of bread grain / flour production, Processing and marketing of cereals and plant-based raw materials, Production of plant-based, protein-rich products (plant-based minced, plant-based sliced, Product development and recipe development (Boulangerie d'essai / test bakery), Product development and recipe development (Boulangerie d'essais/laboratories), Sales promotion/marketing support, Development of private-label branded products for retail, Tailored solutions for the trades, industry and retail
Materials
Bread grain, Flour, Field beans, Yellow peas, Valais rye, Spelt, Emmer
Founded
1885
Employees
approx. 250 (FTE)
Industries
Bakery trade and gastronomy, Food industry, Retail/wholesale, Craft trades (bakeries/gastronomy)
  1. 01

    Cereals intake and silo storage (Schwarzenbach silo)

  2. 02

    Milling of bread grain and flour production

  3. 03

    Quality inspection through regular baking tests in laboratories and the test

  4. 04

    Product and recipe development (Boulangerie d'essais)

  5. 05

    Marketing and distribution to the trades, industry and retail

Raw materials and processes

BG

Bread grain

Main raw material of the group; the milling of bread grain for flour production is the core activity.

MEHL

Flour

Core product for the bakery trade, gastronomy, industry and retail.

ROGG

Valais rye

Milled regionally at Moulin du Valais SA in Riddes for Valais rye bread AOP.

DINK

Spelt

Ancient grain processed at the new stone mill in Riddes.

EMME

Emmer

Ancient grain processed at the new stone mill in Riddes.

ACK

Field beans

Raw material of Protaneo SA for protein-rich products such as plant-based minced, grown in Switzerland.

ERBS

Yellow peas

Raw material of Protaneo SA for protein-rich products such as plant-based sliced alternatives, grown in Switzerland.

Locations

Granges-près-Marnand

CH

Headquarters

Goldach

CH

Production site (ex Eberle Bruggmühle AG)

Zollbrück

CH

Production site (Steiner Mühle AG)

Stein am Rhein

CH

Production site (Bonvita AG)

Riddes

CH

Production site (Moulin du Valais SA)

Materials
Valais rye, spelt, emmer
  • Stone mill (inaugurated 2025)

Schwarzenbach

CH

Silo

Mülheim-Wigoltingen

CH

Production site (Schweizerische Schälmühle E. Zwicky AG)

Inside the production

GMSA – homepage banner
GMSA – homepage banner
Passion and innovation
Passion and innovation
Artisans boulangers – bakery trade and gastronomy
Artisans boulangers – bakery trade and gastronomy
Industry
Industry
Retail and wholesale
Retail and wholesale

Industries

Bakery trade and gastronomyFood industryRetail/wholesaleCraft trades (bakeries/gastronomy)

Processes & technical limits

ProcessesToleranceMax. partWeightLot sizeMaterials
Milling of bread grain / flour productionFood processing––––Cereals (bread grain)
Processing and marketing of cereals and plant-based raw materialsFood processing––––Cereals, plant-based raw materials, field beans, yellow peas, Valais rye, spelt, emmer
Production of plant-based, protein-rich products (plant-based minced, plant-based slicedFood processing––––Field beans, yellow peas
Product development and recipe development (Boulangerie d'essai / test bakery)Engineering––––Flour

1 Anlagen & Maschinen

MachineManufacturer / modelQuantityWorking areaYear builtSite
Stone mill–––2025Riddes (Moulin du Valais SA)

Additional services

Product development and recipe development (Boulangerie d'essais/laboratories)Sales promotion/marketing supportDevelopment of private-label branded products for retailTailored solutions for the trades, industry and retail

Reference customers

fenaco (sale of Grands Moulins de Cossonay to fenaco; not confirmed as a reference customer)

History

  1. 1885

    Founded as Minoteries de Plainpalais SA in Geneva

  2. 2002

    Acquisition of Eberle Bruggmühle AG in Goldach; renamed Groupe Minoteries SA

  3. 2006

    Relocation of company headquarters from Geneva to Granges-près-Marnand

  4. 2009

    Integration of Intermill AG in Schöftland

  5. 2011

    Integration of Steiner Mühle AG in Zollbrück

  6. 2012

    Integration of Bonvita AG in Stein am Rhein

  7. 2013

    Acquisition of Grands Moulins de Cossonay Sàrl (Penthalaz)

  8. 2017

    Sale of Grands Moulins de Cossonay to fenaco

  9. 2019

    Acquisition of Gebrüder Augsburger AG, Rhonemühle Naters

  10. 2022

    Founding of the subsidiary Protaneo SA (protein-rich products from field beans and yellow peas)

  11. 2025

    Acquisition of Schweizerische Schälmühle E. Zwicky AG (01.06.2025); inauguration of the new Moulin du Valais SA in Riddes (01.07.2025)

  12. 2027

    Planned sale of Steiner Mühle AG in Zollbrück to a buyer as of 01.05.2027

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