Fiduciary Offices in Sion

Companies

50 of 69 companies

Fiduciaire Actis SA

Since 1979

AccountingTaxationAudit

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Fiva SA

Since 1985

Trust (Fiduciary) ServicesReal Estate

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Fiduciaire Conseil Germanier & Associés SA

Since 1996

Management consulting and outsourced servicesTaxationAudit

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FIDUCIAIRE TRANSALP SA

Since 1999

AccountingTax and social advisoryEconomic and business advisory

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Gespower SA succursale de Sion

Since 2000

BookkeepingTax return preparation and tax advicePayroll and Human Resources management

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Fidu.Com VS Sàrl

Since 2000

AccountingTaxationSocial insurance

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Fiduciaire Roh & Partenaires SA

Since 2001

AccountingTaxationAccounting closings

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FIDUCIAIRE AMETYS SA

Since 2003

AccountingTaxationFinancial statement review

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In Extenso Suisse SA, succursale de Sion

Since 2006

Tax adviceAccountingFiduciary advisory

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Orchis Consulting Sàrl

Since 2008

Entrepreneurial coachingFiduciary serviceAssociation management

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NOFIVAL SA, succursale de Sion

Since 2008

AccountingPayrollTax advisory

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Wira Concept Sàrl

Since 2008

AccountingTaxation and tax advisorySalaries and social charges

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Profectus Sàrl

Since 2008

AccountingTax consultancyPayroll management

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Cofival Sàrl

Since 2010

Fiduciary servicesCompany set-up and developmentAccounting

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Horizon Fiduciaire et Audit SA

Since 2011

FiduciaryAuditTax advisory

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PGF Consult Fiduciaire Sàrl

Since 2012

Tax returns and tax adviceAccountingAccounting and tax advice

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Teamgestion Sàrl

Since 2013

AccountingTaxationReal estate

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Bureau Fiduciaire Ragazzi Sàrl

Since 2014

Outsourced accounting and administrative managementOnline accounting and bookkeepingFinancial reporting and dashboards

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Tschopp Chabbey Fiscalité et Conseils SA

Since 2014

Corporate TaxationBusiness AdvisoryTraditional Taxation

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Cabinet fiscal Laetitia Mazanek

Since 2016

Economic and tax adviceBusiness formation, administrative assistance and liquidationTax optimisation

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Fidconsult Sàrl

Since 2016

Property managementAccountingTax advisory

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Geiger Finance Consulting

Since 2018

Fiduciary servicesFinancial consultingExternal CFO

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T Gestion SA

Since 2018

Administrative managementPayroll managementAccounting

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Fiduciaire Demollari Sàrl

Since 2018

BookkeepingTax advisoryAdvisory

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Aymon Fiduciaire & Conseil SARL

Since 2019

Fiduciary servicesAsset managementFinancial planning

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CF Conseils Fiduciaire Sàrl

Since 2020

BookkeepingAccount review and auditTax advice and tax planning

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PCS Consulting Sàrl

Since 2022

AccountingTax advisoryBusiness consulting

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e-Impôts Sàrl

Since 2022

Tax advice and optimizationTax defence and procedureAccounting app for self-employed

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AMD Financial Solutions Sàrl

Since 2022

Mortgage loan brokerageProperty managementInsurance brokerage

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Geiger Fiduciaire & Consulting Sàrl

Since 2023

FiduciaryConsultingFractional CFO

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CAUDRON Conseil en Fiscalité Internationale

Since 2023

Wealth taxationInheritance and giftsTax returns

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Berney Associés Audit SA, succursale du Valais

Since 2023

AuditManagement consulting and outsourced servicesTax advisory

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Fidexpert Valais SA

Since 2024

Tax advisoryAccountingAdvisory

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Fiscalys Sàrl

Since 2010

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GEFACOR SA

Since 2016

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Fiduciaire & Gérance immobilière Fournier Pommaz FGFP Sàrl

Since 2016

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BERCHTOLD & ASSOCIES SA

Since 2021

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Lynvia Sàrl

Since 2023

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Esthea Sàrl

Since 2024

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FIDULEX Sàrl

Since 2024

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LEOLEX Sàrl

Since 2024

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WS

Wyntorc SA

Since 1970

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EF

ECSA Fiduciaire SA

Since 1989

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FT

Fiduciaire Transalp, Donald Moos

Since 1994

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BF

Bureau fiduciaire Pitteloud Sàrl

Since 1995

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ER

Eric Rossier

Since 1999

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MS

MPZ SA

Since 2004

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AA

ACS Administration Comptabilité Service J. Morard Sàrl

Since 2004

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A&

ACCOUNTING & ADMINISTRATION CENTER SA

Since 2006

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FF

Fiduciaire Follonier Gérard Sàrl

Since 2009

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Show 38 more companies

Fiduciary Offices in Sion

69Fiduciary OfficesCommercial register (Zefix) · as of August 25, 2026

2015Median year of registrationCommercial register (Zefix) · as of August 25, 2026

475in the Canton of ValaisCommercial register (Zefix) · as of August 25, 2026

13,213in SwitzerlandCommercial register (Zefix) · as of August 25, 2026

Locations

Fiduciary Offices in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 25, 2026

Largest places

Martigny42 Sierre28 Monthey26 Visp16 Collombey15 Fully14 Brig13 Crans-Montana11 Zermatt10 Conthey9

Place axis

Other industries in Sion

All companies in Sion

Real Estate Project Development338 Restaurants170 Holding Companies143 Real Estate Brokerage141 Property Management119 Architecture Firms100 IT Consulting & Services70 Management Consulting56 General Contractors56 Auto Repair Shops54 Technical Consulting & Engineering52 Software Development52 Automotive & Vehicle Trade50 Advertising Agencies46 Hair Salons44 NGOs & NPOs34 Plumbing & Building Services33 Retail - Textiles & Clothing32 Other Service Industries30 Electrical Planning & Installation30 Psychiatry & Psychotherapy30 Facility Management & Cleaning30 Physiotherapy29 Clubs, Bars & Event Venues28 Coaching & Personal Development27 Financial Services27 Logistics & Transport Companies27 Viticulture26 Cultural & Educational Organizations26 Online Shops26 Recruitment & HR Consulting25 Research & Development24 Trade Fair & Event Organizers24 Insurance Brokerage & Consulting24 Printing Companies24 Interior Design & Furnishing23 Painting & Plastering23 Sports & Recreation Instruction23 Dental Clinics23 Hotels23 Continuing Education Institutes22 Civil Engineering Firms21 Wellness & SPA Facilities21 External Asset Management20 Building Construction19 Medical Technology Industry19 Wholesale - Beverages & Spirits19 Interior Construction18

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Fiduciary Offices inSion

50 of 69 companies

Fiduciary Offices in the region

Fiduciary Offices in other places

Other industries in Sion

Fiduciary Offices in
Sion