Auditor in
St. Gallen

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

Companies

All 42 companies in St. Gallen

WIESER Asset Management AG Logo

WIESER Asset Management AG

Since 2007 · 11–20 empl.4.6(18)

WIESER Asset Management AG is part of the WIESER Treuhand Gruppe and provides fiduciary services including accounting, tax, payroll administration, audit services, shell companies, and business consulting. The website also indicates support for finance and administration tasks as well as cross-border cases.

Management consultantAccounting A–ZTaxationPersonnel administration
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #1
WIESER Wirtschaftsprüfung AG Logo

WIESER Wirtschaftsprüfung AG

Since 2003 · 1–10 empl.4.6(18)

WIESER Wirtschaftsprüfung AG conducts statutory and non-statutory audits. Its services also include audits relating to company formations, changes of registered office and changes in capital, as well as business and economic assessments.

AuditorAccounts auditCompany set-up, restructuring and advisoryEstablishment of companies
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
Ernst & Young AG Logo

Ernst & Young AG

Since 1998 · 101–500 empl.4.2(5)

Ernst & Young AG provides assurance and audit services, as well as consulting in business strategy, transactions, tax, law, technology and sustainability. Its services also include managed services and advice on workforce and organizational matters.

Management consultantTax consultingFinancial auditingConsulting
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
PROVIDA Wirtschaftsprüfung AG Logo

PROVIDA Wirtschaftsprüfung AG

Since 2000 · 11–20 empl.

Die Provida Wirtschaftsprüfung AG in St. Gallen ist auf Wirtschaftsprüfung, Revision und besondere Prüfungsdienstleistungen spezialisiert. Als unabhängige Revisionsstelle unterstützt sie Unternehmen, Organisationen und Institutionen bei ordentlichen und eingeschränkten Revisionen sowie bei weiteren gesetzlichen und freiwilligen Prüfungen. Sie beurteilt die Vermögens-, Finanz- und Ertragslage risikobasiert, effizient und branchenspezifisch. Zum Angebot gehören zudem Prüfungen von Vorsorgeeinrichtungen und öffentlich-rechtlichen Organisationen, die Gestaltung und Prüfung Interner Kontrollsysteme (IKS), Due-Diligence-Prüfungen, Gutachten, Expertisen und weitere spezifische Prüfungen.

AuditorFinancial auditStatutory audit as auditorAudit of public-law organisations
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
inspecta treuhand ag Logo

inspecta treuhand ag

Since 1960 · 21–50 empl.

inspecta treuhand ag provides fiduciary, audit, tax advisory and real estate services for businesses and individuals. Its services include accounting and financial administration, limited and ordinary audits, tax planning, and property management.

AuditorAccountingTax and VAT consultingPayroll administration
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Alfa Treuhand- und Revisions AG Logo

Alfa Treuhand- und Revisions AG

Since 1960 · 1–10 empl.

Alfa Treuhand- und Revisions AG provides audit and fiduciary services, along with advice on accounting, finance and controlling. Its services also include tax and legal advice, business valuations, corporate law and succession planning.

AuditorBookkeeping, Finance and ControllingCompany Law, Financial Reporting and AuditCompany Law (Non-Routine Situations)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
OBT AG Logo

OBT AG

Since 1972 · 21–50 empl.

OBT AG provides fiduciary and consulting services to businesses and other institutions. Its activities include auditing, tax and legal advice, HR services, comprehensive IT solutions and business consulting.

AuditorAccounting and fiduciary servicesIT servicesBusiness consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
TREHAG Treuhand St. Gallen AG Logo

TREHAG Treuhand St. Gallen AG

Since 1976 · 11–20 empl.

TREHAG Treuhand St. Gallen AG is a fiduciary services firm providing tax advice, auditing and accounting services. Its activities also include property management, administrative support, business consulting and financial planning.

AuditorTax advisoryFinancial audit / RevisionProperty management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Interrevision AG Logo

Interrevision AG

Since 1982 · 1–10 empl.

Interrevision AG is an audit and business advisory firm. Its services include statutory and limited audits, audits of individual and consolidated financial statements, special audits, and advice on internal control systems and accounting standards.

AuditorFinancial auditingSpecial auditsAudit of pension benefit foundations and NPOs
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Alma Treuhand und Beratungs AG Logo

Alma Treuhand und Beratungs AG

Since 1984 · 1–10 empl.

Alma Treuhand und Beratungs AG provides fiduciary and advisory services to businesses and individuals. Its services include bookkeeping and annual accounts, tax and business advice, personnel and real estate consulting, and audit assignments.

AuditorTrust and advisory servicesBookkeeping and annual financial statementsTax advisory and tax representation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
KPMG AG Logo

KPMG AG

Since 1992 · 51–100 empl.

KPMG AG provides audit, tax, legal and advisory services to businesses and organisations. Its work includes management and technology consulting, deal advisory, forensic services, and risk and cybersecurity consulting.

LawyerAudit & assurance servicesTax advisoryManagement consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
Mettler Treuhand AG Logo

Mettler Treuhand AG

Since 1993 · 1–10 empl.

Mettler Treuhand AG provides fiduciary and audit services for businesses. Its services include financial accounting, annual financial statements, accounting and controlling, payroll and personnel administration, company formation advice, tax advice and audits.

AuditorFinancial accountingTax advisoryAccounting / Controlling
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
Horwath Alfa GmbH Logo

Horwath Alfa GmbH

Since 1995 · 1–10 empl.

Horwath Alfa GmbH provides auditing, accounting, bookkeeping and financial services, as well as tax and legal advice. Its services also include business consulting, corporate law, succession planning and fiduciary mandates.

Management consultantBookkeeping, Finance and ControllingCompany Law, Financial Reporting and AuditingCompany Law (Non-Routine Situations)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #13
Treviso Revisions AG Logo

Treviso Revisions AG

Since 2000 · 11–20 empl.

Treviso Revisions AG provides audit, tax advisory, fiduciary and business consulting services. Its work includes statutory and voluntary audits, tax planning, bookkeeping and financial statements, as well as advice on business formation, restructuring and succession.

Management consultantFinancial statement auditTax advisoryTrustee services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #14
KEEL + PARTNER AG Logo

KEEL + PARTNER AG

Since 2000 · 1–10 empl.

KEEL + PARTNER AG provides auditing, fiduciary, business consulting and tax services. Its activities include statutory and other audits, financial and payroll accounting, corporate advisory services, and tax planning and tax return preparation.

Management consultantFinancial auditingFiduciary servicesTax advisory
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #15
Amivo AG Treuhand + Revision Logo

Amivo AG Treuhand + Revision

Since 2001 · 1–10 empl.

Amivo AG Treuhand + Revision provides auditing, tax, fiduciary and business consulting services. Its work includes financial statement audits, tax advice, financial and business planning, and support with company acquisitions, sales and succession planning.

Management consultantAuditingTaxationBusiness consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #16
rawp raschle wirtschaftsprüfung Logo

rawp raschle wirtschaftsprüfung

Since 2002 · 1–10 empl.

rawp raschle wirtschaftsprüfung provides auditing, fiduciary, tax and business advisory services. Its work includes financial statement and special audits, bookkeeping and annual accounts, as well as company valuations and advice on internal control systems.

Management consultantFinancial auditingFiduciary servicesTaxation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #17
Trewitax St. Gallen AG Logo

Trewitax St. Gallen AG

Since 2002 · 1–10 empl.

Trewitax St. Gallen AG provides fiduciary, audit and tax advisory services. Its activities include bookkeeping, annual financial statements, business succession advice, and support with corporate reorganisations and restructuring.

Management consultantFinancial statement auditTrust services, financial & payroll accountingFinancial statements & tax returns
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #18
Audit Suisse AG Logo

Audit Suisse AG

Since 2005 · 11–20 empl.

Audit Suisse AG provides audit services, including ordinary and limited audits, reviews and special audits under the Swiss Code of Obligations. Its services also include fiduciary and tax services, business consulting and company valuations.

Management consultantStatutory auditSpecial audits under the COAudits for fiduciaries
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #19
FEY Audit & Consulting AG Logo

FEY Audit & Consulting AG

Since 2008 · 1–10 empl.

FEY Audit & Consulting AG provides auditing, accounting and business consulting services. Its work includes audits for companies, municipalities and non-profit organisations, preparation of financial and consolidated statements, and advice on financial reporting, business valuations and management reporting.

AuditorFinancial auditingAccountingBusiness consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #20
VITREVIS Treuhand AG Logo

VITREVIS Treuhand AG

Since 2015 · 1–10 empl.

VITREVIS Treuhand AG provides auditing, tax advisory, fiduciary and accounting services to businesses and individuals. Its services also include business consulting, mergers and acquisitions support, and payroll administration.

Management consultantAudit and reviewTax advisoryAccounting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #21
Rotmonten Wirtschaftsprüfung AG Logo

Rotmonten Wirtschaftsprüfung AG

Since 2018 · 11–20 empl.

Rotmonten Wirtschaftsprüfung AG provides statutory and voluntary audits and special audit services for companies, pension funds, foundations and other organisations. Its services also include accounting advice, quality assurance reviews for audit firms and fiduciary services in collaboration with Rotmonten Treuhand.

AuditorAuditSpecial auditsAccounting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #22
LIREX AG Logo

LIREX AG

Since 2019 · 21–50 empl.

LIREX AG provides services in auditing, tax, accounting and business consulting. Its services include statutory audits, tax returns, preparation of annual financial statements, and advice on corporate restructuring, reporting systems and financial planning.

AuditorFinancial auditingTax servicesAccounting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #23
Dr. Rietmann & Partner AG, Wirtschaftsprüfer und Steuerberater Logo

Dr. Rietmann & Partner AG, Wirtschaftsprüfer und Steuerberater

Since 1976 · 11–20 empl.4.3(6)

Dr. Rietmann & Partner AG, Wirtschaftsprüfer und Steuerberater provides audit, tax and corporate advisory services. Its services include statutory and other audits, national and international tax advice, M&A advisory, and fiduciary services such as accounting and personnel administration.

AuditorFinancial auditTax consultingFiduciary services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #24
Urs Gmünder AG Logo

Urs Gmünder AG

Since 2015 · 1–10 empl.5.0(3)

Urs Gmünder AG provides tax advisory, fiduciary and auditing services. Its work includes tax returns and planning, bookkeeping and annual accounts, business advisory, audits and company valuations.

AuditorTax advisoryFiduciary servicesAuditing
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #25
von Gunten, Häseli & Partner AG Logo

von Gunten, Häseli & Partner AG

Since 1975 · 11–20 empl.5.0(1)

von Gunten, Häseli & Partner AG is a fiduciary and consulting firm providing audit, tax, accounting and year-end closing, and business consulting services. Its work includes financial statement audits, tax advice for businesses and individuals, and consulting on company formation, restructuring and succession planning.

Management consultantAuditingTax advisoryBookkeeping and financial statement advisory
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #26
Truvag Treuhand und Revisions AG St. Gallen Logo

Truvag Treuhand und Revisions AG St. Gallen

Since 1983 · 1–10 empl.4.2(5)

Truvag Treuhand und Revisions AG St. Gallen provides fiduciary, audit and business consulting services to companies and private individuals. Its services include accounting, payroll and personnel administration, tax advice, statutory and special audits, and support with company formation, restructuring and succession.

Management consultantFiduciaryFinancial auditsBusiness consulting
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #27
Mettler Revisions AG Logo

Mettler Revisions AG

Since 1995 · 1–10 empl.5.0(2)

Mettler Revisions AG provides auditing and fiduciary services to businesses. Its services include audits of annual financial statements and special audits, as well as financial accounting, tax advice, payroll and personnel administration, and support with company formations and succession planning.

AuditorFinancial accountingAccounting / ControllingHuman resources
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #28
ACR Wirtschaft und Vermögen AG Logo

ACR Wirtschaft und Vermögen AG

Since 1994 · 1–10 empl.5.0(1)

ACR Wirtschaft und Vermögen AG provides fiduciary services covering financial and accounting matters, audits and tax advice, as well as business consulting and asset management. Its services also include succession planning for SMEs and private assets, and assistance with tax returns.

AuditorFiduciary servicesTax advisorySuccession planning
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #29
PricewaterhouseCoopers AG Logo

PricewaterhouseCoopers AG

Since 1998 · 101–500 empl.1.0(1)

PricewaterhouseCoopers AG provides audit, tax and consulting services to public and private organisations. Its services also include legal advice, deals and fiduciary services.

Management consultantTrust servicesAudit and assuranceTax advisory
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #30
ad optima revision ag Logo

ad optima revision ag

Since 2003 · 1–10 empl.5.0(1)

ad optima revision ag provides audit services as a statutory auditor and conducts special audits, including incorporation audits.

AuditorBookkeepingTax advisoryAudit
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #31
KMU Treuhand und Revisions AG Logo

KMU Treuhand und Revisions AG

Since 2004 · 1–10 empl.3.7(3)

KMU Treuhand und Revisions AG provides fiduciary and audit services for small and medium-sized businesses. Its services include accounting and financial reporting, tax advice and planning, audits, business consulting, property management, and general fiduciary and administrative support.

Management consultantFinance and accountingTax advisory and tax planningAuditing
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #32
DeKa Gastronomie-Treuhand AG, Zweigniederlassung St. Gallen Logo

DeKa Gastronomie-Treuhand AG, Zweigniederlassung St. Gallen

Since 2026 · 1–10 empl.

DeKa Gastronomie-Treuhand AG, Zweigniederlassung St. Gallen provides fiduciary services for restaurants and hotels. Its services include bookkeeping and payroll administration, tax services, business advisory and digital accounting.

AuditorAccountingConsultingTax Advisory
ranQ Trust Score 3.5 out of 5.0, rated Solid, Rank #33
DRS Treuhand & Coaching AG Logo

DRS Treuhand & Coaching AG

Since 2003 · 1–10 empl.

DRS Treuhand & Coaching AG provides fiduciary services in accounting and finance, as well as tax advice for individuals and companies. Its services also include business consulting, audits for SMEs, real estate services, and personal and business coaching.

CoachFinancial accounting and taxationBusiness consultingReal estate
No score yet
WT

Weber Treuhand AG

Since 1983 · 1–10 empl.

Auditor
No score yet
S&

Schmid & Partner Revisions AG

Since 1983 · 1–10 empl.

Auditor
No score yet
TT

Terminus Treuhand und Revisions GmbH

Since 2005 · 1–10 empl.

Auditor
No score yet
CA

cmt ag

Since 2007 · 1–10 empl.

Management consultant
No score yet
EA

Eurevio AG

Since 2007 · 1–10 empl.

Auditor
No score yet
SC

sgt controlling ag

Since 2010 · 1–10 empl.

Auditor
No score yet
RG

Rekholder GmbH

Since 2012 · 1–10 empl.

Auditor
No score yet
MH

Michael Härer Wirtschaftsprüfer

Since 2013 · 1–10 empl.

Auditor
No score yet

Auditor in St. Gallen

42AuditorCommercial register (Zefix) · as of November 15, 2026
2001Median year of registrationCommercial register (Zefix) · as of November 15, 2026
156in the Canton of St. GallenCommercial 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