Fiduciary Offices in Aarau

Companies

All 48 companies in Aarau

thv AG

Since 1958

Fiduciary servicesBusiness auditingBusiness consulting

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Treuhandvereinigung AG

Since 1958

Trust servicesFinancial auditTax advisory

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Suter Treuhand- und Beratungs AG

Since 1960

Fiduciary servicesTax advisoryBusiness advisory

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Realit Treuhand AG

Since 1974

Business consultingAuditingTax consulting

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Presida Treuhand AG Aarau

Since 1975

Outsourcing of payroll administrationPayroll solution (E-Salär)

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Gruber Partner AG

Since 1986

Financial AuditFiduciary ServicesBusiness Consulting

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Welte Treuhand AG

Since 1987

AccountingTax advisoryPayroll accounting

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kalkor.ch treuhand werner beck

Since 1987

Fiduciary servicesTax advisoryBusiness consulting

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RVW Revisions AG

Since 1989

Annual financial statement auditsSpecial auditsBusiness valuations

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Rudolf Fasler Aarau AG

Since 1990

Executor of the willInheritance law adviceEstate settlement

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REIST PARTNER AG

Since 1991

BookkeepingTax ConsultingBusiness Consulting

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Steiner plus AG

Since 1992

ArchitectureReal estateFiduciary services

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PricewaterhouseCoopers AG

Since 1998

Financial auditConsultingTax advisory

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ITERA AG

Since 1999

Trust servicesTax advisoryAccounting

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Hanspeter Frischknecht und Partner AG

Since 2001

BookkeepingAuditsTax planning

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KSG Kompetenzzentrum für Städte und Gemeinden AG

Since 2001

ConsultingAuditTemporary staff assignments

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Avadis Finanzpartner AG

Since 2002

Financial planningFinancial advice for private individualsRetirement seminars

View profile4.7(12)

Acklin & Keusch AG

Since 2002

Bookkeeping and administrationTax advisoryFinancial auditing

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ESAG Escrow Services AG

Since 2003

Software EscrowEscrow ConsultingEscrow Agreement Drafting

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bilanz&erfolg ag

Since 2004

Fiduciary servicesERP implementationEfficiency check

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Savoy Treuhand AG

Since 2007

Trust servicesTax advisoryAudits and special examinations

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Ernst & Young AG

Since 2009

Financial auditingTax advisoryBusiness consulting

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SaLü Treuhand AG

Since 2011

Bookkeeping and advisoryTax advisory and tax returnsSupport for company formations

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SRC Christen AG

Since 2011

Tax advisory and tax planningAuditing and special auditsBusiness and financial consulting

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Knaus Treuhand AG

Since 2012

Accounting + financial advisoryTax advisory + tax planningHR administration

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Atufina AG

Since 2013

Fiduciary servicesTax advisoryVAT advisory

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hilfiker & partner ag

Since 2015

Independent Insurance and Pension AdvisoryFiduciary ServicesLegal Advice

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BCO Treuhand AG

Since 2015

Trust servicesFinancial and tax planningPersonnel administration

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aaretax Treuhand AG

Since 2017

Trust servicesTaxes (Tax advisory)Financial auditing

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Leisa Fügli Treuhand

Since 2018

BookkeepingTax returnOffice organization

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EVU Treuhand AG

Since 2020

Fiduciary servicesAd interim management / deputiesABACUS industry solution as SaaS

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Wege Consulting GmbH

Since 2021

Accounting National & InternationalBusiness Advisory National & InternationalProject Management

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Rizzo Treuhand GmbH

Since 2022

FiduciaryTax consulting and tax planningFinancial services

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elm GmbH

Since 2022

Fiduciary servicesTaxesHR administration

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Tewo-Treuhand AG

Since 1991

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Aarekanzlei GmbH

Since 2016

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invicto ag

Since 2024

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II

IT Inter-Trust AG

Since 1997

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KS

KENDRIS Services AG

Since 1999

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K

Kunath.GmbH

Since 2000

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AR

AWB Revisionen AG

Since 2003

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ET

Erismann Treuhand

Since 2006

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AT

Albatros Treuhand AG

Since 2010

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GK

g+t käser ag

Since 2015

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AA

Arimec Audit AG

Since 2019

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B&

B & S Treuhand AG

Since 2023

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AT

ARZ Treuhand AG

Since 2023

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HA

HDW AG

Since 2024

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Show 36 more companies

Fiduciary Offices in Aarau

48Fiduciary OfficesCommercial register (Zefix) · as of August 26, 2026

2004Median year of registrationCommercial register (Zefix) · as of August 26, 2026

730in the Canton of AargauCommercial 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

Baden34 Wettingen31 Lenzburg23 Dättwil AG22 Zofingen20 Wohlen AG19 Muri AG17 Mellingen16 Bremgarten AG12 Brugg AG12

Industry axis

Fiduciary Offices in other places

Fiduciary Offices across Switzerland

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Place axis

Other industries in Aarau

All companies in Aarau

Management Consulting83 Property Management78 Architecture Firms53 Software Development53 Restaurants53 IT Consulting & Services51 Real Estate Brokerage48 Holding Companies46 Coaching & Personal Development45 Continuing Education Institutes45 Technical Consulting & Engineering41 Real Estate Project Development36 Advertising Agencies34 NGOs & NPOs33 Recruitment & HR Consulting27 Hair Salons27 Professional & Trade Associations22 Pension Funds20 Psychiatry & Psychotherapy20 Online Shops20 Other Service Industries19 Law Firms & Notary Offices18 General Contractors18 Beauty Salons18 Cultural & Educational Organizations16 Retail - Textiles & Clothing16 Medical Technology Industry15 Trade Fair & Event Organizers14 Naturopathic Clinics14 Construction & Project Management13 Facility Management & Cleaning13 Photography12 Painting & Plastering12 Sports & Recreation Instruction12 Wellness & SPA Facilities12 Solar & Photovoltaics12 Auto Repair Shops12 Clubs, Bars & Event Venues12 Logistics & Transport Companies12 Electrical Planning & Installation11 Physiotherapy11 Catering11 Insurance Brokerage & Consulting10 Surgery Clinics10 Textile & Clothing Industry10 Publishing10 Automotive & Vehicle Trade10 Retail - Bicycles & Sports Equipment10

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Fiduciary Offices inAarau

All 48 companies in Aarau

Fiduciary Offices in the region

Fiduciary Offices in other places

Other industries in Aarau

Fiduciary Offices in
Aarau