Companies in
Altnau

197 companies based in Altnau — name and year of registration from the commercial register, indexed across 100 industries.

Companies

50 of 197 companies

Raiffeisenbank Regio Altnau Genossenschaft

Banks · Since 1925

Accounts and PaymentsInvestingRetirement Planning and Protection

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Karl Hecht, Glasinstrumente und Geräte "Assistent" GmbH

Medical Technology Industry · Since 1963

Precision glassware and laboratory productsCustom glass productsOEM and private-label manufacturing

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Nägeli's Erben AG

Campgrounds · Since 1969

Camping pitchesGroup accommodationAccommodation

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Nasbo-Werft AG

Shipbuilding · Since 1983

Boat salesBoat service and repairWinter storage

View profile4.4(23)

Altanova AG

Property Management · Since 1987

Rental of apartmentsRental of commercial spacesManagement of rental properties

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Ergosoft AG

IT Consulting & Services · Since 1987

Ergosoft RIPDelta AutomationNetworked Department

View profile4.2(5)

Ehroflug Altnau GmbH

Aircraft Manufacturing · Since 1989

Aircraft construction

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Urs Wilhelm

Restaurants · Since 1990

RestaurantHotelSéparée for guests with a dog

View profile4.9(30)

Verein Ferien auf dem Bauernhof (VFB)

Professional & Trade Associations · Since 1995

Farm holidaysChildren’s holidaysHorse riding holidays

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Blueme Suter

Retail - Flowers & Plants · Since 1996

FloristryGrave careMourning flower arrangements

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Wick Guido, Vieh- und Schweinehandel

Wholesale - Agricultural Materials & Animals · Since 1996

Livestock trading

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Suter Gartenbau

Horticulture & Landscaping · Since 1996

Landscape gardening and garden projectsGarden care and maintenancePlantings

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JOGA Med AG

Cosmetics Industry · Since 1996

Pharmaceutical confectioneryConfectionery for the food tradeFilling, packing and packaging of pharma and food products

View profile4.7(3)

Scheiwiller Bootsfahrschule Altnau GmbH

Driving & Flight Schools · Since 1998

Boating schoolTraining boatsTeaching materials and vouchers

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Schlosserei Griesemer GmbH

Metal Construction · Since 2000

Metal constructionIronworkMetal processing

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Dolphin Marine Supply, Jürg Rudolf

Shipbuilding · Since 2001

Custom yacht equipment and accessoriesSourcing, advice and delivery of yacht accessoriesInstallation, conversion and optimisation of onboard systems

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LMK Technik AG

Retail - Machinery & Technical Equipment · Since 2001

Agricultural machineryPower equipment technologyMunicipal equipment

View profile4.7(15)

Flyerline Schweiz AG

Printing Companies · Since 2002

Printed MaterialsPackagingPOS Materials

View profile4.7(138)

K2 Group GmbH

Food Processing · Since 2002

Bakery goods and fine pastriesRestaurant and café in AltnauCatering and delivery service

View profile4.7(237)

Stefan Züst

Shipbuilding · Since 2003

Wood boat restorationsNew construction of wooden boatsConstruction of wooden masts

View profile4.3(7)

Trionfini, Satz Druck Verlag AG

Printing Companies · Since 2003

Printing houseNewspaper (General Advertiser)Special pages

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Wick Kalbermast GmbH

Wholesale - Agricultural Materials & Animals · Since 2003

Veal and livestock trading

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Viteras GmbH

Food Processing · Since 2004

Dietary Supplements and Detox Products (V*tera)Professional Detox SeminarsProtocols, Patient Materials and Professional Support

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swissRTec AG

Waste Management Industry · Since 2006

Recycling plants and solutionsShredder and separation plantsDelamination and separation plants

View profile4.6(12)

Wohlrab GmbH

Painting & Plastering · Since 2006

Painting workFacade workSpray work

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Häberlin+Fenners AG

Building Construction · Since 2007

New buildGeneral contractorExtensions, conversions and renovation

View profile4.9(11)

Rupaal Finanz Holding AG

Holding Companies · Since 2007

Succession planning for SMEsEquity stakes in industrial companies

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G2 Architekten AG

Architecture Firms · Since 2007

Architectural planningConversion and renovation planningResidential building planning

View profile5(2)

Held Transporte

Logistics & Transport Companies · Since 2007

Boat and special transportsTransport escorts (ATB)Special permits

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Energie - Heilpraxis Susanne Aeberhard

Naturopathic Clinics · Since 2009

Energetic TreatmentsHarmonisation of Water Veins, Earth Rays and ElectrosmogWater Vitalisation

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CTAA Swiss Cornelia Kaiser

Auto Repair Shops · Since 2009

Roadside assistanceService coordination via service pointsClaim and incident coordination

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Welcome Home GmbH

Interior Design & Furnishing · Since 2009

Interior furnishingCurtains and window stylingCurtain service

View profile4.6(5)

Kleintierpraxis Altnau AG

Veterinary Clinics · Since 2010

Basic care for small animalsLaboratory testsX-ray

View profile4.6(163)

rpg-services GmbH

Online Shops · Since 2010

Game downloadsFree gamesMemberships & credit codes

View profile4.4(54)

Utz Haushaltgeräte Inhaber Stefano Bucca

Repair of Machinery & Electronic Devices · Since 2010

Repair of household appliancesSales, installation and replacement of household appliances

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Sports-Media Twerenbold

Photography · Since 2011

Sports photographyEvent and match coverage for HC ThurgauOnline photo galleries

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WEBFOX GmbH

Advertising Agencies · Since 2011

Online MarketingWebsite DevelopmentGoogle Ads

View profile5(45)

Vectura AG

Vehicle Manufacturing · Since 2012

Motor Vehicles & Transport

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inweso GmbH

Software Development · Since 2012

Software developmentSoftware productsConsulting and training

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Elektro Zingg AG

Electrical Planning & Installation · Since 2012

Electrical Installation

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Design und Architektur, Oliver Kirstein

Advertising Agencies · Since 2013

Web designSearch Engine OptimizationContent & SEO texts

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Kolb Consulting AG

Management Consulting · Since 2014

Relocation advisory for individuals and businesses

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UNQ AG

Catering · Since 2015

RestaurantBanquets and eventsEvent location

View profile4.6(781)

sesemi GmbH

Management Consulting · Since 2015

Sensors with Data Processing and AlertingTemperature and Humidity SensorTemperature and Humidity Sensor for Indoor Use

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Bernd Heller GmbH

Repair of Machinery & Electronic Devices · Since 2015

Repairs of construction, agricultural, forestry and municipal machinesRestorationsCustom and special fabrication

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Bucca Haushaltgeräte GmbH

Repair of Machinery & Electronic Devices · Since 2015

Repair of household appliancesSale, installation and replacement of household appliances

View profile5(8)

Solar One Invest AG

Solar & Photovoltaics · Since 2016

Photovoltaic systemsReal estate brokerageProject financing

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All4Silver International GmbH

Jewelry & Precious Metal Manufacturing · Since 2017

Sterling silver jewellery wholesaleStainless steel jewellery wholesaleChildren’s jewellery wholesale

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Häberlin+Fenners Immobilien AG

General Contractors · Since 2017

New constructionGeneral contractorExtensions and renovations

View profile4.9(11)

Heid Management

Fiduciary Offices · Since 2017

Finance & ControllingPersonnel Management & DevelopmentAgile Project Management

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Altnau in figures

197CompaniesCommercial register (Zefix) · as of September 24, 2026

100IndustriesNOGA 2025, FSO classification

2016Median year of registrationCommercial register (Zefix) · as of September 24, 2026

0.9 %of the Canton of ThurgauCommercial register (Zefix) · as of September 24, 2026

Industry index

All 12 industries in Altnau

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

All industries in Switzerland

Retail & Commerce37

Auto Repair Shops6

Business & Technical Services31

Management Consulting6 Technical Consulting & Engineering6 Coaching & Personal Development5

Real Estate24

Property Management14 Real Estate Project Development10 Real Estate Brokerage5

Finance & Insurance21

Holding Companies14

IT & Communication17

Advertising Agencies5 IT Consulting & Services5 Software Development5

Tourism & Hospitality13

Restaurants10

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Locations

Altnau and surroundings

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 24, 2026

Largest places

Frauenfeld2,336 Kreuzlingen2,036 Weinfelden1,125 Amriswil955 Arbon853 Romanshorn768 Tägerwilen592 Sirnach517 Aadorf454 Bottighofen451

Companies in
Altnau

50 of 197 companies

All 12 industries in Altnau

Altnau and surroundings

More places in the Canton of Thurgau

Companies in all 26 cantons

Companies inAltnau

50 of 197 companies

All 12 industries in Altnau

Altnau and surroundings

More places in the Canton of Thurgau

Companies in all 26 cantons

Companies in
Altnau