Fiduciary Offices in Solothurn

Companies

50 of 56 companies

Rüfenacht Heer Partner AG

Since 1981

Fiduciary advisoryAuditingTax and legal advisory

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watermarks group ag

Since 1983

Fiduciary servicesFinancial planningSME advisory

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GSW Treuhand AG

Since 1991

Trust servicesTax advisoryBusiness consulting

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bonainvest Management AG

Since 1993

Real Estate Marketing and BrokerageReal Estate ValuationInitial Letting of New Builds

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NPO Treuhand GmbH

Since 1996

BookkeepingTax advisoryHR administration

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Schmid Immobilientreuhand

Since 1996

Property management and administrationValuations and appraisalsProperty brokerage and sales

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KMU Finanzexperten AG

Since 1997

FactoringFiduciary servicesPayroll accounting

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Lemag Treuhand+Partner AG

Since 1998

Fiduciary servicesPayroll accountingAudit services

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Legatax Bertschi AG

Since 2000

Bookkeeping and financial statement advisoryTax advisoryAuditing

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Schärer & Partner Treuhand AG

Since 2000

AccountingTax consultingAuditing

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Contas Treuhand AG

Since 2000

Financial close & bookkeepingTax advisoryAuditing

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Finanz-Treuhand A-Z GmbH

Since 2002

Fiduciary servicesCoachingInterim management

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Tschumi Treuhand & Buchhaltung

Since 2003

Trust servicesAccountingTax advisory

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CV Treuhand AG

Since 2003

BookkeepingTax consultingHR administration

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powerTrust gmbh

Since 2005

Tax advisoryVATFinance & accounting

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Kneubühler Finanz GmbH

Since 2005

Complete tax returnInsurance administrationFiduciary / bookkeeping

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Berntor Beratung GmbH

Since 2005

Fiduciary servicesTax advisoryInsurance advisory

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Integral Versicherungs-Treuhand GmbH

Since 2006

Insurance advisory and placementRisk consultingPension provision consulting

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Schärer & Partner Support AG

Since 2008

AccountingTax AdvisoryFinancial Audit

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Bonfina Treuhand GmbH

Since 2008

Tax advisoryAccounting / SupportOutsourcing of accounting

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Unico Treuhand Solothurn AG

Since 2009

Fiduciary servicesTax advisoryBusiness consulting

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vR verwaltungen ag

Since 2009

Occupational pension administrationReal estate administrationProperty management

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ASIA Treuhand GmbH

Since 2010

Fiduciary services

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Misini Treuhand AG

Since 2011

Business consultingBookkeeping preparationTax advisory

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schaertax ag

Since 2014

Business successionRestructuringTax advisory

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Bargetzi Treuhand AG

Since 2016

Fiduciary servicesTax advisoryManagement consulting

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GSW Revisions AG

Since 2020

Financial auditing

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HEESS consulting & projects GmbH

Since 2020

Logistics Consulting and Project ManagementFiduciary Services

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Treuhand Keck GmbH

Since 2021

Tax consultingFinance and accountingLegal advice

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Thomas Schneider Treuhand & Unternehmens-Entwicklung GmbH

Since 2021

Growth impulses for SMEs

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vitreva ag

Since 2022

Trust servicesHR servicesTariff management

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Gerhard & Partner GmbH

Since 2023

AccountingPayroll and HR administrationCompany formations

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Felix Rudin Finanzlösungen

Since 2026

Financial accountingAccounts receivable and accounts payable bookkeepingMonthly and annual financial statements

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VIDAR Treuhand + Informatik AG

Since 1951

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bahar treuhand.ch

Since 2018

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bahartreuhand.ch gmbh

Since 2023

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S&

Schärer & Partner Revision AG

Since 1992

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HC

HMB Consulting GmbH

Since 1995

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UT

USUS Treuhand AG

Since 1997

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LJ

Legatax Jenni AG

Since 2000

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SP

swiss pro link AG

Since 2002

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WT

WM Treuhand AG

Since 2006

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VI

VIC Investment & Consulting GmbH

Since 2006

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FT

Furrer Treuhand

Since 2009

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ST

Swisstax Treuhand AG

Since 2010

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CP

Civitas Public GmbH, Zweigniederlassung Solothurn

Since 2014

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SC

Stampfli Consulting & Treuhand

Since 2016

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GG

Grabacker GmbH

Since 2016

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ST

sinus Treuhand GmbH

Since 2022

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PD

Payroll Domain - Gross

Since 2023

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Fiduciary Offices in Solothurn

56Fiduciary OfficesCommercial register (Zefix) · as of September 24, 2026

2009Median year of registrationCommercial register (Zefix) · as of September 24, 2026

359in the Canton of SolothurnCommercial register (Zefix) · as of September 24, 2026

17,100in SwitzerlandCommercial register (Zefix) · as of September 24, 2026

Locations

Fiduciary Offices in the region

Point size by number of companies per place.

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

Largest places

Olten36 Grenchen19 Dornach11 Egerkingen10 Härkingen9 Wangen B. Olten8 Bettlach8 Schönenwerd7 Däniken SO7 Kappel SO7

Place axis

Other industries in Solothurn

All companies in Solothurn

Holding Companies96 Management Consulting92 Property Management89 Restaurants87 IT Consulting & Services78 Architecture Firms59 Real Estate Project Development57 Coaching & Personal Development50 Software Development50 Real Estate Brokerage45 Advertising Agencies44 Hair Salons43 Beauty Salons31 NGOs & NPOs30 Cultural & Educational Organizations30 Technical Consulting & Engineering29 Continuing Education Institutes29 Recruitment & HR Consulting27 Catering25 Trade Fair & Event Organizers23 Psychiatry & Psychotherapy22 Retail - Textiles & Clothing22 Clubs, Bars & Event Venues21 Retail - General Specialty Trade20 Other Service Industries18 Food Processing17 Retail - Food & Luxury Items17 Construction & Project Management16 Sports & Recreation Instruction16 Naturopathic Clinics16 Non-Medical Healthcare Professions16 Physiotherapy16 Medical Technology Industry16 Web Portals & Platform Companies16 Wholesale - General Specialty Trade16 Online Shops15 Retail - Bicycles & Sports Equipment15 Painting & Plastering14 Solar & Photovoltaics14 Financial Services14 Hotels14 Administrative Services13 Law Firms & Notary Offices13 General Contractors13 Pension Funds13 Plumbing & Building Services12 General Practitioner Clinics12 IT Infrastructure & Cloud12

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Fiduciary Offices inSolothurn

50 of 56 companies

Fiduciary Offices in the region

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Other industries in Solothurn

Fiduciary Offices in
Solothurn