Fiduciary Offices in the Canton of Appenzell Outer Rhodes

Tax advisoryFiduciary servicesBusiness consulting

die TreuhandExperten ag Herisau

Since 1975

Trust and AdvisoryAudit / Revision

advanto treuhand ag

Since 1987

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Accountit AG

Since 1988

Bookkeeping and annual financial statementsTax returnsIncorporation advisory and company formation

LeasingProperty ManagementSale and Purchase

ARO-Knechtle AG Immobilien-Treuhand

Since 1990

Fiduciary servicesTax advisoryFinancial auditing

Alder Treuhand AG

Since 1991

Annual financial statementsAdvice on family and inheritance law

DNM GmbH

Since 1996

FiduciaryTax advisoryBusiness consulting

PROTAX Treuhand & Steuerberatungen AG

Since 1996

Accounting & Fiduciary ServicesTax AdvisoryFinancial Controlling

Ficoma Treuhand AG

Since 1997

Tax consultingAccountingSME consulting

büro ö heiden gmbh

Since 1997

Retirement planning adviceFinancial planningPortfolio and risk analysis

Proassur Versicherungs-Management T. Wirth

Since 1998

Fiduciary servicesBookkeepingAnnual financial statements

Profinanz Treuhand GmbH

Since 1998

Business coachingFiduciary mandatesBusiness consulting

Decuria AG

Since 1999

Private Wealth SolutionsFund-Linked Policy SolutionsTax-Optimised Wealth Transfer and Succession Planning

Confidema AG

Since 2000

Limited audits of annual financial statementsSpecial audits

REVICOMA AG

Since 2001

Tax advisoryAccountingAuditing

Contrag Consulting + Treuhand AG

Since 2001

Fiduciary and accounting servicesTax advisoryBusiness consulting

explica treuhand ag

Since 2001

Trust accounting servicesCompany formationsStartup support

mähr treuhand

Since 2002

Tax advisoryAuditsBookkeeping and financial statement advisory

Revisura AG

Since 2003

Kliebenschädel & Scherrer, Steuerrechtspraxis, Inhaber Martin Scherrer

Since 2004

Tax advisory

Accounting and administrationTaxesCompany formation and administration

riza AG

Since 2007

Audit mandatesFiduciary services

Conny Mettler-Laim, Treuhandbüro

Since 2007

Trustee servicesTaxationCompany development

Dominik Flück Finanz- und Treuhandservice GmbH

Since 2009

Financial accounting & closing advisoryPayroll accounting & personnel supportTax advisory & taxes

FSV Confidus AG

Since 2010

Fiduciary servicesBusiness consultingExecutive management and board of directors

BZplus Projekte GmbH

Since 2012

Accounting / Tax advisoryCompany formation in SwitzerlandRegistered office service

Abovo Treuhand GmbH

Since 2012

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steuerfactory GmbH

Since 2012

Tax return for individualsTax return for self-employed and small businessesTax advisory

Fiduciary services for SMEsBoard of directors mandatesLimited audit

Blum-Consulting

Since 2013

Fiduciary servicesConsulting

Hertkorn Treuhand & Consulting

Since 2013

Financial statement auditTax advisoryFiduciary services

Säntis Consulting AG

Since 2013

aglotrex gmbh

Since 2014

Fiduciary Services

ConsultingArchitectural services

ARC Consulting AG

Since 2014

Fiduciary servicesTax adviceConsulting

Vorderland Treuhand AG

Since 2014

Trustee servicesTax advisoryAuditing

TFP Treuhand AG

Since 2017

Finance and accountingTaxesBusiness consulting

Wipf Treuhand & Unternehmensberatung

Since 2017

Tax and Wealth AdvisoryRetirement and Pension PlanningLegal and Inheritance Advisory

wertewerkstatt Martin Schoch

Since 2018

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fintaxa GmbH

Since 2020

Company formationBookkeepingPayroll and HR administration

ConsultingAccountingTax services

Britt Treuhand AG

Since 2021

BookkeepingTaxBusiness consulting

SRC Treuhand GmbH

Since 2021

Fiduciary servicesTax advisoryMedical practice consulting

JNC Treuhand AG

Since 2021

Digital administration and process digitalisationOnline tax returnDocument archiving with Kendox

PROTAX Digital GmbH

Since 2021

Trust servicesTrust managementAuditing

Revion Treuhand AG

Since 2022

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GMT Treuhand AG

Since 2022

Financial accounting and taxesBusiness consultingHuman resources

Tax consultingBookkeepingBusiness consulting

1A Treuhand GmbH

Since 2022

Trust and bookkeeping servicesTax advisoryCompany formation and start-up support

werkegroup keller

Since 2022

Trust services for SMEsFinancial accountingVAT returns

Luso Treuhand

Since 2023

BookkeepingHR administrationVirtual assistance

Kejami GmbH

Since 2023

Real estate advisoryFinancial advisoryIT services for SMEs

Alasca Group GmbH

Since 2023

BookkeepingFinancial statements and reportingVAT

Adprima GmbH

Since 2024

Assets & OwnershipSuccession & Generational ManagementTaxes & Administration

Schmuki Owner Services GmbH

Since 2025