Fiduciary Offices in the
Canton of Aargau

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

Companies

50 of 730 companies

M. Attenhofer, Aktiengesellschaft Zurzach

Since 1921

Fiduciary ServicesBookkeepingTaxes

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Rey Treuhand AG

Since 1946

Accounting servicesTax servicesEstate divisions and succession arrangements

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pts treuhand ag

Since 1956

Property managementSale of your propertyTax advisory

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thv AG

Since 1958

Fiduciary servicesBusiness auditingBusiness consulting

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Treuhandvereinigung AG

Since 1958

Trust servicesFinancial auditTax advisory

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D + J Treuhand AG

Since 1958

Accounting / Financial Statements / VATTaxesAudit

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Suter Treuhand- und Beratungs AG

Since 1960

Fiduciary servicesTax advisoryBusiness advisory

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Realit Treuhand AG

Since 1961

Trustee servicesReal estate brokerageConstruction trustee services / management

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Treuhand AG Lenzburg

Since 1961

Finance and HRTaxationRetirement and Financial Planning

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Lehner Treuhand AG

Since 1964

BookkeepingAnnual financial statementsMWST/VAT returns

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ORGANISATIONS UND TREUHAND AG

Since 1965

Trust / AccountingTax advisoryAudit

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UTA Treuhand AG Kleindöttingen

Since 1971

AccountingTax AdvisoryHR Management

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Briner Treuhand AG

Since 1973

BookkeepingTaxationAudit

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UTA Treuhand AG Lenzburg

Since 1974

BookkeepingTax advisoryPersonnel management

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Realit Treuhand AG

Since 1974

Business consultingAuditingTax consulting

View profile3.6(140)

Presida Treuhand AG Aarau

Since 1975

Outsourcing of payroll administrationPayroll solution (E-Salär)

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Meng und Partner Revisions AG

Since 1976

Financial auditingTax advisoryFiduciary services

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Zimmerli Treuhand AG

Since 1976

Finance and accountingBusiness consultingAudits

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Equitest AG Treuhand und Wirtschaftsprüfungen

Since 1978

Statutory auditBookkeeping and accounting outsourcingTax advisory

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Zumstein Treuhand

Since 1978

IT-supported bookkeepingTax returns and tax consultingVAT returns

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Beringer & Partner AG

Since 1978

Fiduciary advisory

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Häfliger Treuhand AG Holziken

Since 1980

AccountingTax adviceHR administration

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Pemag Treuhand AG

Since 1980

Fiduciary services for SMEsFiduciary services for business and agricultureAgricultural fiduciary services

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APT AG Treuhand + Beratung

Since 1980

Fiduciary servicesBookkeepingTax advisory

View profile4.7(15)

Bischof & Partner AG, Steuer-, Rechts- und Unternehmensberatung

Since 1980

Tax, legal and business consultingIncorporations, conversions, mergers and restructuringsSuccession planning and business acquisitions and sales

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UTA Treuhand AG Menziken

Since 1980

AccountingTax advisoryHuman resources

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intax ag

Since 1980

SME bookkeepingTax returns for individuals and SMEsTax advisory

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Kolb Revisionen

Since 1982

Tax consultingAccountingPayroll administration

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UTA Treuhand AG Baden

Since 1982

AccountingTax advisoryHuman Resources

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Dentakont AG

Since 1982

Factoring for dental practicesBilling management for dental practicesPatient services

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Ringger Treuhand AG

Since 1983

AccountingPayroll accountingTax advisory

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Schaer Treuhand AG

Since 1983

Business consultingTax advisoryAccounting

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SCI-Treuhand Erika Schibli

Since 1983

Bookkeeping and TaxesRental PropertiesCondominium Management

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Berimo AG Treuhand und Unternehmensberatung

Since 1984

Real estate property managementReal estate brokerageTax advisory

View profile3.5(13)

Visita Treuhand AG

Since 1984

BookkeepingTax consulting and tax declarationsAnnual financial statements

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ZIHLMANN VERWALTUNGEN AG

Since 1985

Administrative servicesManagement of affordable housing

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Mutschellen Treuhand AG

Since 1985

Real estate brokeragePurchase advisory and market analyses

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Karpf, Brack & Partner AG

Since 1985

BookkeepingTax advicePayroll services

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Meier Treuhand AG Zofingen

Since 1985

AccountingPayroll administration / HRTax advisory

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Herzog Treuhand AG

Since 1986

Fiduciary servicesTax adviceAdvisory services

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UTA Treuhand AG Frick

Since 1986

AccountingTax advicePersonnel management

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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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Higewo Treuhand & Revisions AG

Since 1987

Fiduciary servicesTax advisoryAuditing

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Häfliger Treuhand

Since 1987

BookkeepingTax advisoryHR administration

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kalkor.ch treuhand werner beck

Since 1987

Fiduciary servicesTax advisoryBusiness consulting

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Realit Revisions AG

Since 1987

Financial auditing

View profile3.6(140)

Dr. Balsiger & Partner AG

Since 1988

Financial auditingTax consultingFiduciary services

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Steffen Treuhand

Since 1988

Trust servicesFinancial consultingAccounting organisation

View profile3(2)

Devima Treuhand Debabe

Since 1988

BookkeepingPayroll servicesTax advisory

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Show 38 more companies

Fiduciary Offices in the Canton of Aargau

730Fiduciary OfficesCommercial register (Zefix) · as of August 26, 2026

2009Median year of registrationCommercial register (Zefix) · as of August 26, 2026

730in the Canton of AargauCommercial register (Zefix) · as of August 26, 2026

13,211in 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

Aarau48 Baden34 Wettingen31 Lenzburg23 Dättwil AG22 Zofingen20 Wohlen AG19 Muri AG17 Mellingen16 Bremgarten AG12

Industry axis

Fiduciary Offices in other places

Fiduciary Offices across Switzerland

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Place axis

Other industries in the Canton of Aargau

All companies in the Canton of Aargau

Property Management1,402 Management Consulting1,191 Real Estate Project Development1,120 IT Consulting & Services1,110 Restaurants958 Auto Repair Shops888 Technical Consulting & Engineering848 Automotive & Vehicle Trade717 Holding Companies693 Software Development668 Facility Management & Cleaning660 Real Estate Brokerage624 Coaching & Personal Development587 Online Shops586 Logistics & Transport Companies562 Advertising Agencies551 Architecture Firms541 Painting & Plastering535 Horticulture & Landscaping533 Plumbing & Building Services479 Interior Construction475 Hair Salons454 Electrical Planning & Installation431 Mechanical Engineering Industry427 Food Processing375 General Contractors348 Flooring & Tiling342 Beauty Salons333 Metal Construction313 Repair of Machinery & Electronic Devices307 Continuing Education Institutes299 Wholesale - Machinery & Technical Equipment290 Building Maintenance288 Recruitment & HR Consulting275 Other Service Industries261 Building Construction254 Sports & Recreation Instruction252 Textile & Clothing Industry250 Electrical Industry242 Solar & Photovoltaics237 Retail - Textiles & Clothing237 Catering226 Specialized Construction Activities225 Construction & Project Management220 Trade Fair & Event Organizers216 Specialized Construction Installations214 Timber Construction & Carpentry213 Physiotherapy213

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Fiduciary Offices in theCanton of Aargau

50 of 730 companies

Fiduciary Offices in the region

Fiduciary Offices in other places

Other industries in the Canton of Aargau

Fiduciary Offices in the
Canton of Aargau