Fiduciary Offices in Rheinfelden

Companies

All 11 companies in Rheinfelden

thv AG

Since 1978

Trust servicesAudit servicesLegal advisory

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Zumstein Treuhand

Since 1978

IT-supported bookkeepingTax returns and tax consultingVAT returns

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STREMA Treuhand AG

Since 2000

Fiduciary services

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Renus Treuhand & Immobilien GmbH

Since 2010

Property managementCondominium/unit ownershipReal estate sale

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THEMIS Versicherungen AG

Since 2012

Trust advisory servicesBookkeepingTax declarations and tax advisory

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AIT Services GmbH

Since 2014

U.S. Tax Return PreparationU.S. Tax PlanningIRS Issue Resolution

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THEMIS Treuhand AG

Since 2015

Accounting / ControllingTax returns and tax consultingAdvisory

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Rinaudo & Kiss Immobilien GmbH

Since 2016

Property salesFree sales potential analysisVIP buyer prospect

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LM

Lisa Mathiesen, Buchhaltungen f. KMU und Handwerksbetriebe

Since 2014

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TS

Treuhand Stratz GmbH

Since 2018

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HT

Hatalla Tax

Since 2024

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Fiduciary Offices in Rheinfelden

11Fiduciary OfficesCommercial register (Zefix) · as of September 26, 2026

2014Median year of registrationCommercial register (Zefix) · as of September 26, 2026

956in the Canton of AargauCommercial register (Zefix) · as of September 26, 2026

17,099in SwitzerlandCommercial register (Zefix) · as of September 26, 2026

Locations

Fiduciary Offices in the region

Point size by number of companies per place.

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

Largest places

Aarau54 Baden39 Wettingen37 Lenzburg34 Dättwil AG27 Zofingen25 Wohlen AG23 Mellingen21 Muri AG18 Brugg AG17

Industry axis

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Fiduciary Offices across Switzerland

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Place axis

Other industries in Rheinfelden

All companies in Rheinfelden

Property Management48 Management Consulting43 IT Consulting & Services34 Technical Consulting & Engineering31 Holding Companies27 Software Development27 Restaurants27 Coaching & Personal Development25 Advertising Agencies23 Facility Management & Cleaning23 Online Shops23 Real Estate Project Development18 Real Estate Brokerage17 Other Service Industries16 Recruitment & HR Consulting13 Retail - Food & Luxury Items13 Retail - Textiles & Clothing13 Logistics & Transport Companies13 Construction & Project Management12 Interior Construction12 Painting & Plastering12 Catering12 Trade Fair & Event Organizers11 Electrical Planning & Installation11 Hair Salons11 Beauty Salons10 Naturopathic Clinics10 Wholesale - General Specialty Trade10 Architecture Firms9 Continuing Education Institutes9 Physiotherapy8 Food Processing8 Housing Cooperatives8 Fitness Centers8 Clubs, Bars & Event Venues8 Administrative Services7 Law Firms & Notary Offices7 Research & Development7 Cultural & Educational Organizations7 Sports & Recreation Instruction7 Medical Technology Industry7 Kindergartens & Nurseries7 Retail - General Specialty Trade7 Specialized Construction Activities6 Plumbing & Building Services6 Pension Funds6 Mechanical Engineering Industry6 Driving & Flight Schools6

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Fiduciary Offices inRheinfelden

All 11 companies in Rheinfelden

Fiduciary Offices in the region

Fiduciary Offices in other places

Other industries in Rheinfelden

Fiduciary Offices in
Rheinfelden