Companies in
Diepoldsau

620 companies based in Diepoldsau — name and year of registration from the commercial register, indexed across 128 industries.

Companies

50 of 620 companies

EgoKiefer AG

Plastics Industry · Since 1932

WindowsFront doorsSliding doors

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Alois Traeubler AG

Wholesale - Food & Luxury Items · Since 1939

Green coffee tradeDecaffeinated coffee blendsArabica green coffee

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Raiffeisenbank Diepoldsau-Schmitter Genossenschaft

Banks · Since 1946

Private accounts and paymentsMortgages and residential property financingInvesting

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Fritz Kuster

Wholesale - Food & Luxury Items · Since 1966

WindowsDoorsShutters

View profile5(41)

Huag AG

Building Construction · Since 1972

Building constructionCivil engineeringRenovation / customer projects

View profile4.7(12)

Zünd Präzisionsoptik AG

Medical Technology Industry · Since 1975

Plan opticsBonding of optical components

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NOVENTA AG

Metal Construction · Since 1975

Product developmentProduction

View profile4(18)

Stephan Hutter AG

Repair of Machinery & Electronic Devices · Since 1975

Precision MechanicsCNC Machining

View profile3.7(3)

Hermann Alt

Building Construction · Since 1975

Listed Building & Church RenovationChildcare Centre New-Build & RenovationPublic Sector Buildings (Municipal & Civic Buildings)

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Fein-Elast Immo AG

Property Management · Since 1977

Special yarns and twist yarnsDevelopment of customer-specific yarn solutionsTechnical consulting and support

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foxcom agentur ag

Advertising Agencies · Since 1977

AdvertisingDesignDigital

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Elektro Hutter & Weder AG

Electrical Planning & Installation · Since 1978

Electrical installationsTelephony, TV and satellite (SAT)IT / Networks

View profile4.4(16)

Cotton-tex AG

Wholesale - Textiles & Clothing · Since 1980

Wholesale textiles and clothing

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LÄSSER AG, Stickmaschinen - Embroidery Machines

Mechanical Engineering Industry · Since 1980

Shuttle embroidery machinesEmbroidery machine add-on systemsShuttle automation

View profile4.7(24)

M. Hartmann Holding AG

Holding Companies · Since 1980

Fiduciary servicesTaxesAudit

View profile4.8(4)

Hoch Holzbau AG

Interior Construction · Since 1981

JoineryCarpentry and facade constructionTransport crates

View profile4.6(9)

AL Immo Diepoldsau AG

Property Management · Since 1982

Rental apartmentsProperty managementApartment viewing and request

View profile4.4(5)

Bilfit AG

Mechanical Engineering Industry · Since 1983

CNC machiningEngineering and designMeasurement technology

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Paluselli Elementbau AG

Glass, Ceramics, Stone & Construction Materials Industry · Since 1983

Concrete precast elementsSpecial concrete elementsSurface treatment of concrete

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Anton Spirig Pferde-Pensions- und Handels-Stall

Other Service Industries · Since 1987

Horse boardingHorse trainingRiding lessons

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PML Ingenieurbüro AG

Technical Consulting & Engineering · Since 1987

Noise protectionBuilding acoustics / sound insulation in building constructionRoom acoustics

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Hutter Architektur u. Bauleitung AG

Architecture Firms · Since 1987

ArchitectureConstruction management

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hartmannpartner audit ag

Fiduciary Offices · Since 1987

AuditTrust services

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Sobral AG Nordic Crafts

Wholesale - Textiles & Clothing · Since 1988

WorkwearWork shoesTechnical products

View profile4.6(69)

Spiromat AG

Rental of Machinery & Equipment · Since 1989

Automats for the hospitality industry

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Gebr. Sieber AG

Auto Repair Shops · Since 1989

ConcreteMortarSand and gravel

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Landgasthaus Rössli Anton Frei

Hotels · Since 1990

HotelRestaurant

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IBW Engineering Weder

Technical Consulting & Engineering · Since 1990

Engineering Office for Electrical EngineeringGrid and Energy Business

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Mesag-System AG

Furniture Industry · Since 1990

High precision actuator N2-LOK

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A bis Z Planung AG

Technical Consulting & Engineering · Since 1991

Planning

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relax sensation schweiz Carmen Kobler

Wholesale - Health & Cosmetic Products · Since 1991

Massage bedsSound bedsPhysiotherapy beds

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P. Hutter + Sohn, Inh. Peter Hutter

Painting & Plastering · Since 1992

Plastering and renderingInsulationDrywall construction

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S. Keller AG

Specialized Construction Activities · Since 1992

Mailbox systemsShelter room facilitiesShelter room closures

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Hutter Natursteine AG

Glass, Ceramics, Stone & Construction Materials Industry · Since 1992

Natural stone work for interiorsKitchen worktopsBathroom renovations

View profile5(2)

HUTTER GROUP AG

Furniture Industry · Since 1993

Privacy screens & fence constructionSolar & photovoltaicsFurniture

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GTrans Transport und Handel AG

Logistics & Transport Companies · Since 1993

Freight transportCollection point

View profile4.8(49)

Eisbär Trockentechnik GmbH

Building Maintenance · Since 1994

Dehumidification and building remediationPlant construction for the plastics industry

View profile4.4(30)

bischof präzisionsschleifen AG

Metal Industry · Since 1994

GrindingMillingComplete manufacturing

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Big Power Musikhandel und Management D. Erjavc

Retail - Electronic Devices · Since 1994

Musical instruments and music accessoriesPA equipment rentalMusic agency and artist booking

View profile4.8(5)

Schmitterhof GmbH

Farm Shops & Farms · Since 1994

White asparagusGreen asparagusPurple asparagus

View profile4.2(15)

CV AG

Specialized Construction Installations · Since 1996

Industrial Services and Installations

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J. Meyer Strassenbau GmbH

Civil Engineering · Since 1996

Roads & squaresSewerage & stormwater drainageSite works & landscaping

View profile5(4)

Spirig Albert Architektur GmbH

Architecture Firms · Since 1996

Architectural planning and construction managementNew constructionConversions and renovations

View profile3.7(3)

Bruno Frei-Kuster AG

Joinery · Since 1996

WindowsDoorsShutters

View profile5(41)

Augustin Hutter GmbH

Property Management · Since 1997

Real estate salesReal estate brokerageRental property management

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DOWAR GmbH

IT Consulting & Services · Since 1998

Information Management Consulting and ImplementationWorkflow ApplicationsInterface Development

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DOMA-TECH MAINARDI AG

Mechanical Engineering Industry · Since 1998

Locking cartridgesLocking units

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Sieber-Viertl Holzbau GmbH

Architecture Firms · Since 1998

Timber construction

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hartmannpartner experts ag

Fiduciary Offices · Since 1999

Accounting and fiduciary servicesReal estate valuationBusiness consulting

View profile4.8(4)

All-Signet AG

Sheet Metal Work · Since 1999

NameplatesFront panels / composite panelsLettering

View profile5(1)

Show 38 more companies

Diepoldsau in figures

620CompaniesCommercial register (Zefix) · as of August 26, 2026

128IndustriesNOGA 2025, FSO classification

2014Median year of registrationCommercial register (Zefix) · as of August 26, 2026

1.5 %of the Canton of St. GallenCommercial register (Zefix) · as of August 26, 2026

Industry index

All 33 industries in Diepoldsau

Industries with fewer than 5 companies in Diepoldsau are not listed.

All industries in Switzerland

Retail & Commerce81

Online Shops9 Auto Repair Shops8 Automotive & Vehicle Trade7 Wholesale - Textiles & Clothing7 Wholesale - General Specialty Trade6

Industry60

Mechanical Engineering Industry12 Textile & Clothing Industry9 Glass, Ceramics, Stone & Construction Materials Industry6 Plastics Industry6 Medical Technology Industry5

Business & Technical Services56

Management Consulting15 Technical Consulting & Engineering15

Crafts & Trades47

Painting & Plastering11 Electrical Planning & Installation6 Flooring & Tiling6 Specialized Construction Installations6 Plumbing & Building Services5

Construction & Architecture44

Architecture Firms9 Interior Construction9 Building Construction5 Civil Engineering Firms5

Finance & Insurance34

Holding Companies20 Fiduciary Offices10

Real Estate34

Property Management12 Facility Management & Cleaning11 Real Estate Project Development7 Real Estate Brokerage6

IT & Communication29

IT Consulting & Services12 Advertising Agencies10 Software Development6

Transport & Logistics18

Logistics & Transport Companies16

Tourism & Hospitality15

Restaurants10

Arts, Culture & Recreation14

Beauty Salons5

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Locations

Diepoldsau and surroundings

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 26, 2026

Largest places

St. Gallen7,676 Wil SG1,763 Jona1,269 Buchs SG1,231 Gossau SG1,185 Rapperswil SG1,020 Widnau986 Altstätten SG863 Rorschach859 Flawil670

Companies in
Diepoldsau

50 of 620 companies

All 33 industries in Diepoldsau

Diepoldsau and surroundings

More places in the Canton of St. Gallen

Companies in all 26 cantons

Companies inDiepoldsau

50 of 620 companies

All 33 industries in Diepoldsau

Diepoldsau and surroundings

More places in the Canton of St. Gallen

Companies in all 26 cantons

Companies in
Diepoldsau