Fiduciary Offices in
Olten

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

Companies

All 31 companies in Olten

Acta-Treuhand AG Logo

Acta-Treuhand AG

Since 1964

AccountingAdvisoryTaxes
View profile3.8(5)
Solidis Treuhand AG Logo

Solidis Treuhand AG

Since 1971

Fiduciary servicesTax advisoryAuditing
View profile3.7(3)
HTO Treuhand AG Logo

HTO Treuhand AG

Since 1980

Business consultingTax consultingBookkeeping and accounting
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Conz Treuhand AG Logo

Conz Treuhand AG

Since 1987

Financial AuditingTax ConsultingAccounting
View profile4(4)
Avida Immobilien-Treuhand AG Logo

Avida Immobilien-Treuhand AG

Since 1990

Property managementMarketing and initial leasing of propertiesProperty brokerage and sale
View profile3.7(67)
Gribi & Partner AG Logo

Gribi & Partner AG

Since 1990

Tax advisoryAuditFiduciary & business consulting
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TRESO Treuhand AG Logo

TRESO Treuhand AG

Since 1990

Trust servicesAuditsTax services
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Emmenegger Fides AG Logo

Emmenegger Fides AG

Since 1992

Bookkeeping and closing adviceAuditingTax advisory
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Bussmann & Frey AG Logo

Bussmann & Frey AG

Since 1999

Real estate brokerageProperty managementValuation of market value
View profile4.9(8)
Forensis Treuhand AG Logo

Forensis Treuhand AG

Since 2001

Tax advisoryFiduciary servicesBusiness consulting
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SCHAFER Dienste GmbH Logo

SCHAFER Dienste GmbH

Since 2006

Labour market inspectionsReporting undeclared workReporting permit-required employment
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Otto Treuhand AG Logo

Otto Treuhand AG

Since 2006

Accounting and controllingTaxesBusiness consulting
View profile4.3(6)
adlatus Logo

adlatus

Since 2007

Business consulting for SMEsExecutive coachingSuccession planning
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KUB International AG Logo

KUB International AG

Since 2009

Business consultingBusiness & technology advisoryBusiness domiciliation
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Hubeli Treuhand GmbH Logo

Hubeli Treuhand GmbH

Since 2014

Fiduciary servicesTax advisoryAuditing
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LangSys GmbH Logo

LangSys GmbH

Since 2018

Consulting for European-Chinese BusinessesValue chain analysis and optimisation
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Oltreu GmbH Logo

Oltreu GmbH

Since 2019

Audit and AssuranceBusiness ConsultingAccounting Services
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Z83 AG Logo

Z83 AG

Since 2020

Fiduciary ServicesCFO ServiceTax Advisory
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Carlino Trust Logo

Carlino Trust

Since 2020

BookkeepingTax advisoryTax Care membership
View profile5(5)
emas Treuhand GmbH Logo

emas Treuhand GmbH

Since 2021

BookkeepingTaxesFinancial Audit
View profile5(9)
KANZLEI ULF BROSOWSKI Logo

KANZLEI ULF BROSOWSKI

Since 2011

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PK

PVM Konzept AG

Since 1973

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VA

Veto AG

Since 1978

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TU

Treuhand und Revisionen Bruno Gervasoni Dipl. Buchhalter/Controller

Since 1987

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MH

Marc Hert Consulting

Since 1987

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GA

GeRoGestions AG

Since 1990

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AG

AB GmbH

Since 2001

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RG

ReviCare GmbH

Since 2001

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CC

Cash Controlling, Mulafer

Since 2019

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AT

ASIMO Treuhand AG

Since 2020

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AT

Aureum Treuhand & Interim Management GmbH

Since 2024

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Fiduciary Offices in Olten

31Fiduciary OfficesCommercial register (Zefix) · as of August 26, 2026
2001Median year of registrationCommercial register (Zefix) · as of August 26, 2026
280in the Canton of SolothurnCommercial register (Zefix) · as of August 26, 2026
13,213in SwitzerlandCommercial register (Zefix) · as of August 26, 2026
Locations

Fiduciary Offices in the region

Point size by number of companies per place.

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

Largest places

Solothurn45Grenchen14Wangen B. Olten8Bettlach8Dornach7Schönenwerd6Kappel SO6Härkingen6Egerkingen6Oensingen6
Industry axis

Fiduciary Offices in other places

Fiduciary Offices across Switzerland
Solothurn45Grenchen14Wangen B. Olten8Bettlach8Dornach7Schönenwerd6Kappel SO6Härkingen6Egerkingen6Oensingen6Derendingen6Dulliken5Lostorf5Hägendorf5Subingen5Gerlafingen5Lohn-Ammannsegg5

By canton

Canton of Zurich2,343Canton of Geneva1,262Canton of Vaud1,136Canton of Bern1,091Canton of Zug916Canton of Aargau730Canton of St. Gallen701Canton of Ticino684Canton of Lucerne558Canton of Valais475Canton of Basel-Country395Canton of Fribourg389Canton of Thurgau353Canton of Schwyz333Canton of Grisons313Canton of Solothurn280Canton of Neuchâtel225Canton of Nidwalden107Canton of Schaffhausen101Canton of Appenzell Outer Rhodes88Canton of Jura75Canton of Obwalden71Canton of Glarus53Canton of Appenzell Inner Rhodes33Canton of Uri27
Place axis

Other industries in Olten

All companies in Olten
Property Management67Restaurants55Holding Companies44Management Consulting39Technical Consulting & Engineering36IT Consulting & Services35Architecture Firms34Software Development33Real Estate Brokerage29Real Estate Project Development29Advertising Agencies28Coaching & Personal Development27Hair Salons26Recruitment & HR Consulting25Retail - Textiles & Clothing21Facility Management & Cleaning19Online Shops18General Contractors17Beauty Salons17Automotive & Vehicle Trade15Continuing Education Institutes14Painting & Plastering13Other Service Industries12Construction & Project Management12Electrical Planning & Installation12Financial Services12Retail - Food & Luxury Items12NGOs & NPOs11Professional & Trade Associations11Cultural & Educational Organizations11Psychiatry & Psychotherapy11Auto Repair Shops11Clubs, Bars & Event Venues11Trade Fair & Event Organizers10Insurance Brokerage & Consulting10Naturopathic Clinics10Physiotherapy10Civil Engineering Firms9Interior Construction9Housing Cooperatives9Logistics & Transport Companies9Pension Funds8Printing Companies8Catering8Law Firms & Notary Offices7Civil Engineering7Flooring & Tiling7Medical Technology Industry7