Fiduciary Offices in
Seon

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

Companies

All 8 companies in Seon

William Diana Consulting Logo

William Diana Consulting

Since 2006

Financial adviceInsurance adviceRetirement and pension planning
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WD Consulting GmbH Logo

WD Consulting GmbH

Since 2021

AccountingHR and payrollSME consulting
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perFITALIS gmbh Logo

perFITALIS gmbh

Since 2012

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WT

Wernli Treuhand GmbH

Since 1998

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AT

AZ Treuhand Consulting, André Zemp

Since 2013

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WC

wernli consulting gmbh

Since 2016

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ZG

Zahlenkompass GmbH

Since 2025

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WI

WD Immobilien & Finanz GmbH

Since 2025

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Fiduciary Offices in Seon

8Fiduciary OfficesCommercial register (Zefix) · as of September 25, 2026
2016Median year of registrationCommercial register (Zefix) · as of September 25, 2026
956in the Canton of AargauCommercial register (Zefix) · as of September 25, 2026
17,100in SwitzerlandCommercial register (Zefix) · as of September 25, 2026
Locations

Fiduciary Offices in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 25, 2026

Largest places

Aarau54Baden39Wettingen37Lenzburg34Dättwil AG27Zofingen25Wohlen AG23Mellingen21Muri AG18Brugg AG17
Industry axis

Fiduciary Offices in other places

Fiduciary Offices across Switzerland
Aarau54Baden39Wettingen37Lenzburg34Dättwil AG27Zofingen25Wohlen AG23Mellingen21Muri AG18Brugg AG17Spreitenbach15Bad Zurzach14Bremgarten AG13Oberrohrdorf13Oftringen13Rupperswil12Würenlos11Möhlin11Rheinfelden11Berikon10Buchs AG10Rothrist10Muhen9Frick9Oberwil-Lieli8Widen8Villmergen8Beinwil am See8Hunzenschwil8Suhr8Schöftland8Oberentfelden8Boswil7Würenlingen7Birmenstorf AG7Reinach AG7Gränichen7Aarau Rohr7Holziken7Kölliken7Gipf-Oberfrick7Kaiseraugst7Ehrendingen6Hägglingen6Fahrwangen6Dintikon6Seengen6Magden6

By canton

Canton of Zurich3,230Canton of Geneva1,440Canton of Bern1,353Canton of Vaud1,319Canton of Zug1,256Canton of St. Gallen984Canton of Aargau956Canton of Ticino810Canton of Lucerne750Canton of Valais571Canton of Schwyz530Canton of Thurgau524Canton of Basel-Country513Canton of Fribourg480Canton of Grisons423Canton of Solothurn359Canton of Neuchâtel254Canton of Nidwalden160Canton of Appenzell Outer Rhodes130Canton of Schaffhausen124Canton of Obwalden95Canton of Jura94Canton of Glarus77Canton of Uri39
Place axis

Other industries in Seon

All companies in Seon
Holding Companies23Property Management23Real Estate Project Development22Real Estate Brokerage16Management Consulting15IT Consulting & Services13Auto Repair Shops13Online Shops12Technical Consulting & Engineering11Painting & Plastering9Plumbing & Building Services9Mechanical Engineering Industry9Building Maintenance8Interior Construction8Advertising Agencies8Automotive & Vehicle Trade8Coaching & Personal Development7Wholesale - Machinery & Technical Equipment6Other Service Industries5Electrical Planning & Installation5Joinery5Solar & Photovoltaics5Furniture Industry5Textile & Clothing Industry5Facility Management & Cleaning5