Auditor in
Uster

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

Companies

All 8 companies in Uster

hit Treuhand GmbH Logo

hit Treuhand GmbH

Since 1994 · 11–20 empl.

hit Treuhand GmbH provides fiduciary services in bookkeeping, payroll administration, auditing, tax advice and business consulting. Its services also include property management and advice on commercial, contract and inheritance matters.

AuditorBookkeepingTax consultingPayroll administration
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
Pfister Treuhand AG Logo

Pfister Treuhand AG

Since 2001 · 11–20 empl.

Pfister Treuhand AG is a trust and fiduciary services firm serving national and international clients. Its services include accounting, tax consulting, auditing, payroll and personnel administration, management consulting and pension planning for businesses and private individuals.

Management consultantFiduciary servicesTax advisoryAudit services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
Morf Treuhand AG Logo

Morf Treuhand AG

Since 2008 · 1–10 empl.

Morf Treuhand AG is an independent audit and fiduciary services firm. It provides audits, business and tax consulting, financial and retirement planning, business valuations and succession planning. Its services also include accounting and other administrative support.

AuditorAuditingBusiness advisoryTax advisory
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Zahlenwerkstatt GmbH Logo

Zahlenwerkstatt GmbH

Since 2012 · 1–10 empl.

Zahlenwerkstatt GmbH provides fiduciary and audit services for businesses and private individuals. Its services include accounting, payroll administration, tax advice, business consulting, and the management of rental properties and condominium associations.

AuditorAccountingPersonnelTaxation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
s + k Wirtschaftsprüfung AG Logo

s + k Wirtschaftsprüfung AG

Since 1994 · 1–10 empl.

The core activity of S+K Schmitt Wirtschaftsprüfer und Steuerberater is the provision of services in the fields of auditing, tax consulting and fiduciary services. Specifically, this includes: Auditing, Tax consulting, including tax returns and tax planning, Fiduciary services, such as accounting, commercial administration and business management reports, Succession planning, including business succession, matrimonial property and inheritance law as well as inheritance divisions.

Auditor
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
BDO AG Logo

BDO AG

Since 2022 · 1–10 empl.

BDO AG is an audit, fiduciary and consulting firm. Its services include auditing, fiduciary services, tax and legal advice, financial services, business consulting and digital solutions.

Management consultantFiduciary servicesAdvisory servicesTax advisory
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Gubser Kalt & Partner AG Logo

Gubser Kalt & Partner AG

Since 1988 · 11–20 empl.3.0(6)

Gubser Kalt & Partner AG provides fiduciary, auditing and tax advisory services for individuals and businesses. Its services include bookkeeping and financial statements, tax planning, business consulting and the audit of annual accounts.

AuditorFiduciary servicesTax advisoryLegal advice
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #7
RG

Revisionswerkstatt GmbH

Since 2026 · 1–10 empl.

Management consultant
No score yet

Auditor in Uster

8AuditorCommercial register (Zefix) · as of November 15, 2026
2008Median year of registrationCommercial register (Zefix) · as of November 15, 2026
410in the Canton of ZurichCommercial register (Zefix) · as of November 15, 2026
2,530in SwitzerlandCommercial register (Zefix) · as of November 15, 2026
Locations

Auditor in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 15, 2026