Fiduciary Offices in the
Canton of Solothurn

280 companies in Fiduciary Offices based in the Canton of Solothurn — name and year of registration from the commercial register.

Companies

50 of 280 companies

Acta-Treuhand AG

Since 1964

AccountingAdvisoryTaxes

View profile3.8(5)

Solidis Treuhand AG

Since 1971

Fiduciary servicesTax advisoryAuditing

View profile3.7(3)

Villiger Treuhand AG

Since 1972

Accounting and bookkeepingAuditing and assuranceTax advisory

View profile

USO Treuhand AG

Since 1976

Financial and management accountingPayroll accountingTax advisory

View profile

HTO Treuhand AG

Since 1980

Business consultingTax consultingBookkeeping and accounting

View profile

watermarks group ag

Since 1983

Fiduciary servicesFinancial planningSME advisory

View profile

FISTRA AG

Since 1984

Accounting & ControllingTax advisoryAuditing

View profile

Ackermann + Partner AG Die Treuhänder

Since 1986

AccountingTax advisoryBusiness consulting

View profile5(1)

Conz Treuhand AG

Since 1987

Financial AuditingTax ConsultingAccounting

View profile4(4)

KMU Treuhandpartner AG Luterbach

Since 1988

Fiduciary & TaxesDigital AccountingBusiness Consulting

View profile5(5)

Imtreva AG

Since 1988

Real estate salesProperty managementFiduciary services

View profile5(1)

Biber Treuhand AG

Since 1989

Tax adviceCompany formationsRegistered office and secretarial services

View profile

Avida Immobilien-Treuhand AG

Since 1990

Property managementMarketing and initial leasing of propertiesProperty brokerage and sale

View profile3.7(67)

Gribi & Partner AG

Since 1990

Tax advisoryAuditFiduciary & business consulting

View profile

TRESO Treuhand AG

Since 1990

Trust servicesAuditsTax services

View profile

Rovedyma Treuhand AG

Since 1991

AccountingPayrollAudit

View profile5(2)

GSW Treuhand AG

Since 1991

Trust servicesTax advisoryBusiness consulting

View profile5(1)

Grütter Treuhand und Revisions AG

Since 1991

BookkeepingAnnual financial statementsAuditing office

View profile3(2)

Areta Revisions AG

Since 1992

Fiduciary servicesTax advisoryAudit

View profile

Emmenegger Fides AG

Since 1992

Bookkeeping and closing adviceAuditingTax advisory

View profile

FM-Treuhand Ferdinand Müller

Since 1994

Company formationBookkeepingConsulting

View profile

Müller Treuhand GmbH

Since 1995

Bookkeeping / Financial statementsTax returnProperty management

View profile4.7(3)

Eggenschwiler Treuhand GmbH

Since 1996

AccountingFinancial statements for SMEsTax advisory for private individuals / self-employed

View profile

NPO Treuhand GmbH

Since 1996

BookkeepingTax advisoryHR administration

View profile4.3(6)

Schmid Immobilientreuhand

Since 1996

Property management and administrationValuations and appraisalsProperty brokerage and sales

View profile

prima Treuhand & Konzepting AG

Since 1996

Accounting/BookkeepingFiduciary services for business administration

View profile2(4)

Sofista Treuhand & Partner AG

Since 1996

AuditTax advisoryBookkeeping and financial statements

View profile

Canonica Treuhand GmbH

Since 1996

AccountingTax advisoryHR administration

View profile

Avenso GmbH

Since 1997

Real estateFiduciary servicesProperty management

View profile

KMU Finanzexperten AG

Since 1997

FactoringFiduciary servicesPayroll accounting

View profile3.5(12)

Allemann Treuhand AG

Since 1998

BookkeepingTax and business advisoryReal estate management and operations

View profile1(1)

FM-TREUHAND GMBH

Since 1998

Company formationBookkeepingAdvice on personnel administration, accounting software and social insurance

View profile

Schenker & Partner AG

Since 1999

AccountingTax advisoryAudit

View profile

Bussmann & Frey AG

Since 1999

Real estate brokerageProperty managementValuation of market value

View profile4.9(8)

Legatax Bertschi AG

Since 2000

Bookkeeping and financial statement advisoryTax advisoryAuditing

View profile4.5(10)

Schärer & Partner Treuhand AG

Since 2000

AccountingTax consultingAuditing

View profile3.4(10)

Contas Treuhand AG

Since 2000

Financial close & bookkeepingTax advisoryAuditing

View profile4(2)

von büren treuhand gmbh

Since 2000

Bookkeeping and financial statementsTax advisory servicesAdministrative services

View profile

Veledes Treuhand Däniken AG

Since 2000

Finance and accountingTaxesPayroll accounting

View profile

Forensis Treuhand AG

Since 2001

Tax advisoryFiduciary servicesBusiness consulting

View profile

Fazit Beratung & Treuhand AG

Since 2002

AccountingTaxesAdministrative mandates

View profile

sol-tax treuhand GmbH

Since 2002

Fiduciary servicesTax advisoryBusiness consulting

View profile3.9(8)

Finanz-Treuhand A-Z GmbH

Since 2002

Fiduciary servicesCoachingInterim management

View profile

Nova Treuhand & Consulting GmbH

Since 2002

Trust and ControllingProperty ManagementReal Estate Sales

View profile

SV Treuhand und Verwaltungen AG

Since 2002

Fiduciary servicesTax consultingBusiness consulting

View profile3.3(6)

Urech Versicherungs-Treuhand GmbH

Since 2002

Insurance consultingAdministration of insurance portfoliosInsurance analysis and tenders

View profile5(1)

WÜTHRICH Büro für Verwaltung GmbH

Since 2003

AccountingProperty managementTax consulting

View profile

Tschumi Treuhand & Buchhaltung

Since 2003

Trust servicesAccountingTax advisory

View profile5(1)

miracola treuhand

Since 2003

Tax advisoryBookkeepingBusiness consulting

View profile4.4(7)

Rudiger Treuhand GmbH

Since 2003

BookkeepingTax advisoryAnnual financial statements

View profile5(1)

Show 38 more companies

Fiduciary Offices in the Canton of Solothurn

280Fiduciary OfficesCommercial register (Zefix) · as of August 25, 2026

2008Median year of registrationCommercial register (Zefix) · as of August 25, 2026

280in the Canton of SolothurnCommercial 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

Solothurn45 Olten31 Grenchen14 Wangen B. Olten8 Bettlach8 Dornach7 Schönenwerd6 Kappel SO6 Härkingen6 Egerkingen6

Place axis

Other industries in the Canton of Solothurn

All companies in the Canton of Solothurn

Property Management482 Restaurants438 Holding Companies386 IT Consulting & Services385 Management Consulting368 Auto Repair Shops338 Real Estate Project Development323 Automotive & Vehicle Trade313 Architecture Firms244 Facility Management & Cleaning243 Technical Consulting & Engineering238 Real Estate Brokerage227 Advertising Agencies226 Software Development222 Painting & Plastering216 Horticulture & Landscaping213 Logistics & Transport Companies201 Interior Construction200 Plumbing & Building Services196 Coaching & Personal Development195 Hair Salons193 Online Shops183 Mechanical Engineering Industry177 Flooring & Tiling147 Metal Industry142 Beauty Salons138 Electrical Planning & Installation136 General Contractors133 Metal Construction131 Food Processing130 Repair of Machinery & Electronic Devices129 Retail - Textiles & Clothing119 Building Construction107 Building Maintenance104 Continuing Education Institutes102 Recruitment & HR Consulting99 Other Service Industries98 Catering98 Solar & Photovoltaics96 Joinery94 Electrical Industry94 Wholesale - Machinery & Technical Equipment92 NGOs & NPOs91 Timber Construction & Carpentry91 Construction & Project Management90 Sports & Recreation Instruction87 Physiotherapy87 Retail - General Specialty Trade87

Show all

Fiduciary Offices in theCanton of Solothurn

50 of 280 companies

Fiduciary Offices in the region

Fiduciary Offices in other places

Other industries in the Canton of Solothurn

Fiduciary Offices in the
Canton of Solothurn