Fiduciary Offices in
Altstätten SG

21 companies in Fiduciary Offices based in Altstätten SG — name and year of registration from the commercial register. The list below shows them all.

Companies

All 21 companies in Altstätten SG

Buchhaltungs- und Treuhand AG Altstätten SG Logo

Buchhaltungs- und Treuhand AG Altstätten SG

Since 1973

Fiduciary services & business consultingAudit and reviewTaxes & law
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ks treuhandexperten ag Logo

ks treuhandexperten ag

Since 1980

Bookkeeping and financial statement preparationTax advisoryAudit services
View profile4.2(5)
Rhenum Treuhand AG Logo

Rhenum Treuhand AG

Since 1985

Trust Accounting / Financial ReportingTax ConsultingAuditing
View profile5(7)
Hangartner Treuhand und Unternehmensberatung Logo

Hangartner Treuhand und Unternehmensberatung

Since 1994

BookkeepingAnnual financial statementsTaxes and tax returns
View profile5(2)
RT Immobilien Treuhand AG Logo

RT Immobilien Treuhand AG

Since 1997

Trust servicesTax consulting and tax returnsCompany formation and restructuring
View profile4.9(44)
RT Treuhand AG Logo

RT Treuhand AG

Since 2000

Business start-upAccounting and annual financial statementsTax consulting and tax returns
View profile4.9(44)
BGW Treuhand AG Logo

BGW Treuhand AG

Since 2002

Financial accountingTax advisory and tax returnsCompany formation
View profile5(2)
KS Treuhand AG Logo

KS Treuhand AG

Since 2003

Fiduciary and mandate administration
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ks revisionsexperten ag Logo

ks revisionsexperten ag

Since 2015

Bookkeeping and financial statement preparationTax advisoryAudit services
View profile4.2(5)
ASR Accounting Services Rohner GmbH Logo

ASR Accounting Services Rohner GmbH

Since 2017

Fiduciary and Accounting Services
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Eugster Treuhand Logo

Eugster Treuhand

Since 1992

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IS

Immo Schelmenturm AG

Since 1988

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VK

VTF Krähenmann Eugen

Since 1992

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DC

DeWin Consulting GmbH

Since 2002

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AM

ADVISA Management AG

Since 2002

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IT

Integry Trustee Company AG

Since 2006

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CA

Cassiopeia Advisory Inh. Günther Hotz

Since 2023

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FF

Finanz Fuchs GmbH

Since 2025

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AA

Aliu Accounting

Since 2025

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TT

TBF Treuhand, Roger Dal Corobbo

Since 2025

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DI

Dreipunkt Immobilien & Treuhand GmbH

Since 2026

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Fiduciary Offices in Altstätten SG

21Fiduciary OfficesCommercial register (Zefix) · as of September 26, 2026
2002Median year of registrationCommercial register (Zefix) · as of September 26, 2026
984in the Canton of St. GallenCommercial register (Zefix) · as of September 26, 2026
17,099in SwitzerlandCommercial register (Zefix) · as of September 26, 2026
Locations

Fiduciary Offices in the region

Point size by number of companies per place.

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

Largest places

St. Gallen208Wil SG65Buchs SG46Gossau SG45Rorschach28Jona25Goldach20Rapperswil SG20Mels17Grabs16
Industry axis

Fiduciary Offices in other places

Fiduciary Offices across Switzerland
St. Gallen208Wil SG65Buchs SG46Gossau SG45Rorschach28Jona25Goldach20Rapperswil SG20Mels17Grabs16Rheineck15Staad SG15Mörschwil15Wattwil14Rorschacherberg13Sargans13Flawil13Oberuzwil13Zuzwil SG12Diepoldsau11Abtwil SG11Uznach11Bad Ragaz10Niederuzwil10Bazenheid10Kaltbrunn10Widnau9Au SG9St. Margrethen SG9Heerbrugg8Berneck8Thal8Sevelen8Wittenbach8Engelburg7Uzwil7Eschenbach SG7Balgach6Steinach6Gams6Schmerikon6Trübbach5Werdenberg5Häggenschwil5Niederhelfenschwil5

By canton

Canton of Zurich3,229Canton of Geneva1,440Canton of Bern1,353Canton of Vaud1,318Canton of Zug1,256Canton of St. Gallen984Canton of Aargau956Canton of Ticino810Canton of Lucerne750Canton of Valais571Canton of Schwyz530Canton of Thurgau524Canton of Basel-Country513Canton of Fribourg480Canton of Grisons424Canton of Solothurn359Canton of Neuchâtel254Canton of Nidwalden160Canton of Appenzell Outer Rhodes130Canton of Schaffhausen124Canton of Obwalden95Canton of Jura94Canton of Glarus77Canton of Uri39
Place axis

Other industries in Altstätten SG

All companies in Altstätten SG
Property Management61Holding Companies50Restaurants44Technical Consulting & Engineering26Real Estate Project Development26Architecture Firms25Management Consulting22Mechanical Engineering Industry20Auto Repair Shops19Automotive & Vehicle Trade18Facility Management & Cleaning17General Contractors15Advertising Agencies15Real Estate Brokerage15Building Maintenance14Interior Construction14IT Consulting & Services14Online Shops14Coaching & Personal Development13Timber Construction & Carpentry13Construction & Project Management12Hair Salons12Catering12Horticulture & Landscaping11Painting & Plastering11Beauty Salons11Other Service Industries10Plumbing & Building Services10Software Development10NGOs & NPOs9Repair of Machinery & Electronic Devices9Trade Fair & Event Organizers9Electrical Planning & Installation9Retail - Food & Luxury Items9Wholesale - Food & Luxury Items9Joinery8Metal Construction8General Goods Production8Metal Industry8Wholesale - Machinery & Technical Equipment8Logistics & Transport Companies8Medical Technology Industry7Retail - Textiles & Clothing7Wholesale - Construction & Raw Materials7Building Construction6Flooring & Tiling6Sheet Metal Work6Cosmetics Industry6