Auditor in the
Canton of Zurich

410 companies in Auditor based in the Canton of Zurich — name and year of registration from the commercial register.

Companies

50 of 410 companies

Aeppli & Mueller Consulting GmbH Logo

Aeppli & Mueller Consulting GmbH

Since 2000 · 1–10 empl.5.0(168)

Aeppli & Mueller Consulting GmbH provides fiduciary services, including bookkeeping, payroll accounting and annual financial statements. Its services also include independent audits, tax advice, and support with SAP Business One and bexio.

AuditorFiduciary servicesTax advisoryAudit
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #1
Veriduna Treuhand AG Logo

Veriduna Treuhand AG

Since 1973 · 21–50 empl.5.0(38)

Veriduna Treuhand AG provides fiduciary services for businesses and private individuals. Its services include accounting and finance outsourcing, payroll, management and tax consulting, and audits, as well as support with company formations, acquisitions, sales and succession planning.

AuditorAccounting / OutsourcingPayroll accounting / PayrollTax advisory
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #2
Aeberli Treuhand AG Logo

Aeberli Treuhand AG

Since 1976 · 21–50 empl.4.6(29)

Aeberli Treuhand AG provides fiduciary, audit, corporate advisory and tax services. Its services include accounting, payroll administration, legal advice, business succession planning and digitalisation support.

AuditorFinancial auditsAccountingTaxation
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #3
CC Finanz und Treuhand AG Logo

CC Finanz und Treuhand AG

Since 2006 · 11–20 empl.4.8(79)

CC Finanz und Treuhand AG provides fiduciary and business consulting services. Its activities include accounting, company formation, business addresses and board mandates, as well as brokering the purchase and sale of shelf companies.

Management consultantShelf companiesSell a company (AG or GmbH)Company formation Switzerland
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #4
TreuVision AG Logo

TreuVision AG

Since 2013 · 21–50 empl.4.9(26)

TreuVision AG provides fiduciary and audit services, supporting businesses with financial accounting, payroll administration, tax matters, financial reporting and consolidation. Its services also include advice on financial management and digital finance processes, as well as training.

AuditorFiduciary servicesFinancial statementsCorporate financial management
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #5
KMU Trexpert AG Logo

KMU Trexpert AG

Since 2019 · 1–10 empl.5.0(37)

KMU Trexpert AG provides fiduciary services to small and medium-sized businesses and private individuals. Its services include financial and payroll accounting, tax and VAT advice, company formation, audits, and support for entering the Swiss market.

AuditorTrust servicesTrust services for foreign companiesCoaching for the self-employed
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #6
KMU Treuhandexperte GmbH Logo

KMU Treuhandexperte GmbH

Since 2016 · 11–20 empl.5.0(29)

KMU Treuhandexperte GmbH provides fiduciary, accounting, tax advisory and payroll services. Its services also include company formations, business succession, auditing, and insurance and real estate services.

AuditorFinancial accountingPayroll servicesTax advisory
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #7
Grant Thornton AG Logo

Grant Thornton AG

Since 1971 · 101–500 empl.5.0(2)

Grant Thornton AG is an audit and consulting firm offering services in audit, tax, advisory and outsourcing. Its services include financial and business advisory, as well as accounting and payroll services.

AuditorAuditingTax advisoryAdvisory services
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #8
ORSINI Treuhand AG Logo

ORSINI Treuhand AG

Since 2017 · 11–20 empl.4.5(66)

ORSINI Treuhand AG is a fiduciary firm serving businesses, organisations and individuals. Its services include financial and payroll accounting, human resources support, tax and business advisory, and auditing.

Management consultantFinancial and accounting managementHR and payroll managementTax consulting
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #9
Fidinter Treuhand AG Logo

Fidinter Treuhand AG

Since 1952 · 11–20 empl.5.0(4)

Fidinter Treuhand AG is a fiduciary services company within the Fidinter Group. Its areas of activity include auditing, accounting and payroll administration, tax consulting, business consulting and company administration.

Management consultantAccounting / HRAuditingTax consulting
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #10
BK&P AG, Treuhandgesellschaft Logo

BK&P AG, Treuhandgesellschaft

Since 1986 · 21–50 empl.5.0(4)

BK&P AG, Treuhandgesellschaft is a fiduciary and auditing firm serving individuals, companies and institutions. Its services include auditing, tax, legal, business and insurance advice, as well as accounting and financial reporting.

AuditorBusiness consultingTax advisory & tax lawAccounting
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #11
Dietrich Verwaltungs AG Logo

Dietrich Verwaltungs AG

Since 1994 · 11–20 empl.4.6(16)

Dietrich Verwaltungs AG is an audit firm authorised by the Swiss Federal Audit Oversight Authority. It conducts limited audits for SMEs, voluntary audits of annual accounts for organisations such as associations and cooperatives, and supplementary audit work.

AuditorReal estate sales
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #12
Controva AG Logo

Controva AG

Since 2004 · 21–50 empl.4.8(5)

Controva AG is a fiduciary and auditing firm. Its services include accounting and financial reporting, tax advice, audits, human resources administration and management consulting.

AuditorBookkeeping and Financial ReportingTax AdvisoryAudit and Assurance
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #13
beeaccounting ag Logo

beeaccounting ag

Since 1990 · 11–20 empl.5.0(7)

beeaccounting ag is a fiduciary and auditing firm. Its services include audits, accounting and financial advice, legal advice, tax planning, and support with business succession.

AuditorStatutory auditsTrust and financial advisoryLegal advice
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #14
Acribia AG Logo

Acribia AG

Since 1969 · 21–50 empl.5.0(8)

Acribia AG is a fiduciary and audit firm. Its services include accounting and accounting outsourcing, audits, tax and legal advice, and business consulting. The company also implements and supports Abacus software solutions.

AuditorConsultingFiduciaryStatutory auditing
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #15
Trewitax Zürich AG Logo

Trewitax Zürich AG

Since 2001 · 11–20 empl.5.0(3)

Trewitax Zürich AG provides fiduciary and accounting services, tax advice and auditing. Its services also include annual financial statements, business consulting, M&A advisory, and support with succession and restructuring.

Management consultantFiduciary services, financial & payroll accountingAnnual financial statements & tax returnsTax structuring & international tax advisory
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #16
WOBMANN TREUHAND AG Logo

WOBMANN TREUHAND AG

Since 1969 · 1–10 empl.4.4(13)

WOBMANN TREUHAND AG is a fiduciary services firm offering financial and payroll accounting, tax advice and auditing. Its services also include business consulting, legal support, insurance and fiduciary services, and administrative work.

Management consultantFinancial accountingTax advicePayroll accounting
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #17
Lenherr & Partner AG Logo

Lenherr & Partner AG

Since 1991 · 11–20 empl.4.6(8)

Lenherr & Partner AG is a fiduciary firm providing tax, accounting, auditing and business consulting services. Its work includes tax returns and planning, bookkeeping, audits, and advice on company formations, restructurings and succession planning.

Management consultantTax advisoryFiduciary servicesFinancial auditing
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #18
Koller Treuhand AG Logo

Koller Treuhand AG

Since 1994 · 11–20 empl.5.0(6)

Koller Treuhand AG is an independent fiduciary and business advisory firm serving individuals, companies and foundations. Its services include accounting, tax advice, audits, business formation and succession advice, and pension planning.

AuditorFiduciary servicesAccountingTax returns
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #19
PRT Revisions & Treuhand AG Logo

PRT Revisions & Treuhand AG

Since 1999 · 21–50 empl.4.0(8)

PRT Revisions & Treuhand AG is a fiduciary and audit firm serving businesses and individuals. Its services include bookkeeping, payroll and personnel administration, tax advice, financial and business consulting, limited audits and special audits.

AuditorSME Fiduciary ServicesTax ConsultingSME Consulting
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #20
STM Steuerberatung & Treuhand Mettler AG Logo

STM Steuerberatung & Treuhand Mettler AG

Since 2005 · 1–10 empl.5.0(9)

STM Steuerberatung & Treuhand Mettler AG provides tax advisory, accounting, fiduciary services and auditing. It advises individuals and businesses on complex tax matters, including cross-border issues involving Germany and Austria.

AuditorTax advisoryAccounting & fiduciary servicesAuditing
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #21
Cordial Treuhand AG Logo

Cordial Treuhand AG

Since 1989 · 11–20 empl.5.0(3)

Cordial Treuhand AG is a fiduciary services firm offering tax advice, financial accounting, budget advice and payroll services. Its other services include company formation, administrative work, and temporary or external accounting support.

AuditorFinancial accountingTax advisoryBudget advisory
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #22
Conomic GmbH Logo

Conomic GmbH

Since 2019 · 1–10 empl.5.0(6)

Conomic GmbH is an independent fiduciary services firm providing bookkeeping, tax, payroll and audit services. It also offers business consulting and support with the digitisation and automation of financial processes.

AuditorBookkeeping / accountingTaxesPayroll services
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #23
TBO Revisions AG Logo

TBO Revisions AG

Since 1984 · 1–10 empl.4.2(5)

TBO Revisions AG carries out limited and ordinary audits, including audits of annual and consolidated financial statements. Its services also include special audits and other assurance engagements for businesses, non-profit organisations, foundations, associations and housing cooperatives.

Management consultantStatutory auditingSpecial auditsSpecial advisory services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #24
Rödl AG Logo

Rödl AG

Since 2007 · 21–50 empl.5.0(3)

Rödl AG provides businesses with audit, tax, transaction advisory, fiduciary and IT consulting services. Legal advice is delivered in cooperation with a partner firm.

AuditorTax advisoryAudit and assuranceFiduciary and BPO services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #25
Budliger Treuhand AG Logo

Budliger Treuhand AG

Since 1984 · 21–50 empl.3.8(10)

Budliger Treuhand AG provides tax advisory, audit, business consulting, accounting and HR services. It also offers estate-planning advice and support with business matters.

AuditorTax advisoryAuditBusiness consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #26
Winco Treuhand AG Logo

Winco Treuhand AG

Since 2019 · 11–20 empl.4.8(5)

Winco Treuhand AG provides fiduciary, business consulting and audit services for small and medium-sized enterprises and individuals. Its services include financial and payroll accounting, tax advice, company formations and restructurings, and statutory and special audits.

Management consultantFiduciary servicesBusiness consultingFinancial and accounting services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #27
Ferax Treuhand AG Logo

Ferax Treuhand AG

Since 1989 · 11–20 empl.4.3(11)

Ferax Treuhand AG provides fiduciary and advisory services to small and medium-sized businesses and individuals. Its services include accounting, auditing, tax and legal advice, and business consulting.

Management consultantAuditingTax advisoryBookkeeping
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #28
Friederich Treuhand + Revisions AG Logo

Friederich Treuhand + Revisions AG

Since 2008 · 1–10 empl.5.0(5)

Friederich Treuhand + Revisions AG provides fiduciary services to individuals, self-employed people and SMEs. Its services include bookkeeping and payroll administration, tax and business advice, limited audits, and support with company formations and restructurings.

AuditorBookkeeping / Financial Statement AdvisoryPayroll / HR AdministrationTax Advisory
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #29
PROVIDA Wirtschaftsprüfung AG Logo

PROVIDA Wirtschaftsprüfung AG

Since 2013 · 11–20 empl.5.0(1)

The Provida Wirtschaftsprüfung AG in Dietlikon/ZH specializes in statutory auditing, revision and special audit services. As an independent audit firm, it supports companies, organizations and institutions in ordinary and limited audits as well as in other statutory and voluntary audits. It assesses assets, financial and earnings position in a risk-based, efficient and industry-specific manner. The offering also includes audits of pension institutions and public-law organizations, the design and audit of internal control systems (ICS), due diligence audits, expert reports, opinions and other specific audits.

AuditorAudit as statutory auditorAudit of public-law organizationsAuditing
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #30
BDO AG Logo

BDO AG

Since 1932 · 11–20 empl.

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

Management consultantTrust servicesAdvisoryAudit and assurance
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #31
"REVISION" Aktiengesellschaft Logo

"REVISION" Aktiengesellschaft

Since 1937 · 1–10 empl.

"REVISION" Aktiengesellschaft provides audit and fiduciary services for businesses and individuals. Its services include audits, bookkeeping and financial statements, payroll administration, tax advice, and consulting on company formation, restructuring, and business acquisitions or sales.

AuditorAudit servicesAccountingTax advisory
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #32
Revisionsstelle der Ausgleichskassen, Genossenschaft für Arbeitgeberkontrollen Logo

Revisionsstelle der Ausgleichskassen, Genossenschaft für Arbeitgeberkontrollen

Since 1944 · 21–50 empl.

Revisionsstelle der Ausgleichskassen, Genossenschaft für Arbeitgeberkontrollen conducts employer audits throughout Switzerland, checking compliance with AHV, IV, EO and ALV contribution and reporting requirements. It also audits family allowance and accident insurance matters and provides second opinions on AHV law.

AuditorEmployer controlsFamily allowance controlsUVG controls
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #33
Dr. Nabholz Treuhand AG Logo

Dr. Nabholz Treuhand AG

Since 1961 · 1–10 empl.

Dr. Nabholz Treuhand AG provides fiduciary, accounting, tax, auditing and business consulting services. Its services also include legal advice, company formation and succession planning, payroll administration, organisational consulting and coaching.

Management consultantTrust and bookkeepingTax consulting and tax representationAudit and business consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #34
unitas treuhandgesellschaft AG Logo

unitas treuhandgesellschaft AG

Since 1966 · 1–10 empl.

unitas treuhandgesellschaft AG provides fiduciary services to individuals and companies across a range of industries. Its work includes bookkeeping, payroll accounting and personnel administration, financial statement audits, business consulting and tax advice.

AuditorFiduciary servicesFinancial auditingBusiness consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #35
Caminada Treuhand AG Zürich Logo

Caminada Treuhand AG Zürich

Since 1966 · 21–50 empl.3.6(5)

Caminada Treuhand AG Zürich provides fiduciary and audit services for businesses and private clients. Its services include accounting and financial statements, payroll administration, auditing, company valuations and consultancy, as well as tax, pension and succession planning.

AuditorTax advisoryBookkeeping and financial statementsPayroll and personnel administration
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #36
Turicum Wirtschaftsprüfung AG Logo

Turicum Wirtschaftsprüfung AG

Since 1967 · 11–20 empl.

Turicum Wirtschaftsprüfung AG provides statutory and limited audits, group and special audits, reviews of annual financial statements, and due diligence examinations. Its other services include company valuations, risk assessments, and support with company formations, conversions, mergers, restructurings, and business acquisitions or sales.

AuditorAccountingFinancial and business consultingTax representation and tax optimization
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #37
Mehr-Treuhand AG Logo

Mehr-Treuhand AG

Since 1968 · 1–10 empl.

Mehr-Treuhand AG is a fiduciary and audit firm that primarily serves small and medium-sized businesses. Its services include bookkeeping and annual financial statements, tax advice, business consulting, and limited statutory audits and special audits.

Management consultantTrust and Fiduciary ServicesTax AdvisoryBusiness Consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #38
Advisor Treuhand AG Logo

Advisor Treuhand AG

Since 1969 · 1–10 empl.

Advisor Treuhand AG provides fiduciary, accounting, auditing, tax and personnel services. Its work also includes company formation and valuation, financial closing advice, and support with organisational and insurance matters.

AuditorBookkeepingTax advisoryAudit
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #39
ECOVIS Intercontrol AG Logo

ECOVIS Intercontrol AG

Since 1971 · 11–20 empl.

ECOVIS Intercontrol AG is an audit and business consulting firm. It conducts statutory and voluntary audits and advises on business matters, accounting, payroll, tax, internal audit, risk management and cyber security; it also provides foundation and donation administration.

AuditorAuditBusiness consultingPayroll, Accounting & Controlling, Taxes
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #40
Finanz-Treuhand Zürich AG Logo

Finanz-Treuhand Zürich AG

Since 1972 · 1–10 empl.

Finanz-Treuhand Zürich AG provides fiduciary services in taxation, accounting, auditing and business consulting. Its services include tax returns, bookkeeping and annual financial statements, audits, and advice on company formations, restructurings and succession planning.

AuditorAccountingTaxationAudit
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #41
Kern Treuhand AG Logo

Kern Treuhand AG

Since 1973 · 1–10 empl.

Kern Treuhand AG provides auditing and business advisory services to SMEs. Its work includes limited audits and special audits, for example in connection with company formations or capital changes; fiduciary and accounting services are offered in cooperation with a partner company.

Management consultantLimited audits for SMEsFiduciary and audit combinedSpecial audits
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #42
Consultive Treuhand AG Logo

Consultive Treuhand AG

Since 1974 · 21–50 empl.

Consultive Treuhand AG provides fiduciary services to companies and private individuals. Its services include company formation, finance and accounting, payroll and personnel administration, tax advice, general business consulting, and support with succession planning and restructuring.

AuditorFinance and accountingTax consulting / tax representationPayroll and personnel administration
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #43
Rekonta Revisions AG Logo

Rekonta Revisions AG

Since 1975 · 11–20 empl.

Rekonta Revisions AG is an approved audit firm providing limited and ordinary audits as well as special audit services. These include audits related to company formations, capital changes, liquidations, over-indebtedness and mergers.

AuditorAuditsSpecial audits
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #44
ggm Wirtschaftsprüfungs AG Logo

ggm Wirtschaftsprüfungs AG

Since 1976 · 1–10 empl.

ggm Wirtschaftsprüfungs AG provides auditing services. Its work includes audits of annual accounts, incorporation and capital-increase audits, special audits, and the examination and assessment of IT systems.

AuditorAuditingAudit and assessment of IT systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #45
Accept Treuhand und Informatik ATI AG Logo

Accept Treuhand und Informatik ATI AG

Since 1976 · 1–10 empl.

Accept Treuhand und Informatik ATI AG provides fiduciary and business consulting services to companies and individuals. Its services include audits, tax advice, financial and accounting services, support with company formation, recruitment, inheritance advice and property management.

AuditorFinance and AccountingTax ConsultingBusiness Consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #46
Zogg Treuhand AG Logo

Zogg Treuhand AG

Since 1976 · 1–10 empl.

Zogg Treuhand AG provides fiduciary services to businesses and private individuals. Its services include bookkeeping and payroll administration, tax advice, business and corporate consultancy, audits, and advice and representation in inheritance matters.

AuditorAccountingTax advisoryFiduciary
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #47
Sihlta Treuhand und Revisions AG Logo

Sihlta Treuhand und Revisions AG

Since 1977 · 11–20 empl.4.4(7)

Sihlta Treuhand und Revisions AG provides fiduciary services to small and medium-sized businesses and private individuals. Its services include bookkeeping, payroll, audits and tax advice, as well as assistance with financial and legal matters.

AuditorAccountingPayroll servicesAudits
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #48
Treufit AG Logo

Treufit AG

Since 1977 · 1–10 empl.

Treufit AG provides fiduciary services in accounting, financial statements and planning, taxation, auditing and business consulting. Its services include maintaining financial, payroll and accounts payable records.

AuditorAccounting / Financial management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #49
Trigema AG Logo

Trigema AG

Since 1977 · 11–20 empl.

Trigema AG provides services to corporate and private clients in fiduciary and business consulting, accounting, legal advisory, auditing and taxation. Its services include bookkeeping and controlling support as well as independent audits.

AuditorTrust servicesBusiness consultingAccounting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #50

Auditor in the Canton of Zurich

410AuditorCommercial register (Zefix) · as of November 15, 2026
2003Median 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