Auditor in the
Canton of Basel-Country

BDO AG

Since 1994 · 1–10 empl.

BDO AG provides audit, fiduciary, tax and advisory services. Its activities also include legal advice, financial services and digital solutions for businesses, public administrations and non-profit organizations.

Birseck-Treuhand AG

Since 1994 · 1–10 empl.

Birseck-Treuhand AG is a fiduciary services firm serving individuals and businesses. Its services include financial and year-end accounting advice, bookkeeping and payroll administration, audits, and tax and legal advice. It also advises SMEs on matters including business valuations, succession planning and transactions.

TRETOR AG

Since 1995 · 21–50 empl.

TRETOR AG is a fiduciary services firm offering accounting, payroll administration, auditing and tax services. Its business advisory services include support with controlling, financing, company formation and succession planning.

ReviFides AG

Since 1996 · 1–10 empl.

ReviFides AG provides fiduciary, audit and business consulting services. Its activities include bookkeeping, statutory and limited audits, tax and financial advice, and support with business planning and corporate matters.

jaus.ch ag

Since 2000 · 1–10 empl.

jaus.ch ag provides support with the management, restructuring and liquidation of financial vehicles. Its services include auditing, controlling, board mandates, interim management and business consulting.

Haus zum Thurgauerhof AG

Since 2000 · 11–20 empl.

Haus zum Thurgauerhof AG provides legal advice and representation in a range of fields, as well as external legal department services for SMEs. Notarial services are provided in cooperation with Notariat Brügger & Partner.

rm treuhand gmbh

Since 2001 · 1–10 empl.

rm treuhand gmbh provides fiduciary and accounting services to individuals, businesses and institutions. Its services include bookkeeping, financial statements, payroll administration, audits, tax advice and business consulting.

TAXPERTA Treuhand AG

Since 2001 · 1–10 empl.

TAXPERTA Treuhand AG provides fiduciary services in tax consultancy, accounting and auditing. Its services also include personnel and payroll administration, as well as company formation.

PEQ GmbH

Since 2003 · 11–20 empl.

PEQ GmbH is an independent audit and advisory firm serving financial services companies. Its services include internal and external audits, advice on regulatory requirements, and compliance and risk management support.

Urs Baumann & Partner AG

Since 2004 · 1–10 empl.

Urs Baumann & Partner AG provides fiduciary, audit and business advisory services to small and medium-sized enterprises. Its services include bookkeeping, payroll accounting, tax support, business and financing advice, and audits.

Hartmann & Koch AG

Since 2006 · 1–10 empl.

Hartmann & Koch AG provides fiduciary, audit and advisory services. Its work includes bookkeeping, tax returns and VAT accounting, tax and business consulting, and statutory or voluntary audits.

Straumann Treuhand AG

Since 2006 · 1–10 empl.

Straumann Treuhand AG provides fiduciary services to businesses and individuals. Its services include auditing, tax advice, bookkeeping and accounting, and business consulting.

Aebin Treuhand AG

Since 2007 · 1–10 empl.

Aebin Treuhand AG provides fiduciary and advisory services to businesses and individuals. Its services include bookkeeping, payroll administration, tax advice, audits, annual financial statements, and financial and pension planning.

Finanzkontrolle des Kantons Basel-Landschaft

Since 2007 · 1–10 empl.

Finanzkontrolle des Kantons Basel-Landschaft is the specialist body for financial oversight and audits the public finances of the canton. It conducts internal and external audits and control assignments, and provides independent audit and advisory services.

ergolz treuhand GmbH

Since 2007 · 1–10 empl.

ergolz treuhand GmbH provides fiduciary services in accounting, auditing and taxation. Its services include tax advice and tax returns, business consulting, financial and retirement planning, and acting as a payment and fiduciary office for property transactions.

Martin Treuhand AG

Since 2010 · 1–10 empl.

Martin Treuhand AG provides fiduciary services to SMEs, nonprofit organisations and private individuals. Its services include accounting, auditing, business and tax advice, including bookkeeping, financial statements, tax returns and advice on business succession.

Businger Treuhand GmbH

Since 2011 · 1–10 empl.

Businger Treuhand GmbH provides accounting, auditing, human resources, tax and business consulting services. Its clients include small and medium-sized businesses, non-profit organisations and private individuals; audit services include limited audits and special statutory audits.

Dieter Baumann Revision & Treuhand

Since 2014 · 1–10 empl.

TIAMAT Treuhand AG

Since 2014 · 1–10 empl.

TIAMAT Treuhand AG provides fiduciary and advisory services to businesses, families and individuals. Its services include accounting and reporting, tax advice, payroll administration, statutory audits, real estate portfolio management, company formation and restructuring.

Ramseier Treuhand AG

Since 1974 · 11–20 empl.·5.0(1)

Ramseier Treuhand AG provides fiduciary, tax, legal and management consulting, as well as accounting, payroll administration and auditing services. It serves SMEs, healthcare organizations, international companies and private individuals.

Hersberger Revisionsgesellschaft AG

Since 1976 · 1–10 empl.·5.0(2)

Hersberger Revisionsgesellschaft AG provides fiduciary, audit, tax and business consulting services. Its services include bookkeeping, financial statements, payroll administration, tax and VAT advice, audits, and consulting on company formation, restructuring, valuations and succession planning.

ST Sutter Treuhand

Since 2016 · 1–10 empl.

ST Sutter Treuhand is a fiduciary firm offering services in accounting, payroll administration, tax advisory, corporate consulting and auditing. Its services include bookkeeping, VAT returns, payroll processing, tax filings, financial planning and support for restructurings.

Forster Treuhand

Since 2015 · 1–10 empl.

Forster Treuhand provides fiduciary and advisory services to businesses and individuals. Its services include bookkeeping, tax advice, payroll administration, business formation and restructuring, succession planning, and limited and ordinary audits.

Confiducia AG

Since 2002 · 1–10 empl.·5.0(2)

Confiducia AG is a fiduciary and auditing firm. Its services include accounting, payroll and personnel administration, tax advice, audits and business consulting.

Bayard Treuhand GmbH

Since 1998 · 1–10 empl.·5.0(5)

Bayard Treuhand GmbH is an independent fiduciary services firm providing accounting, tax advisory and audit services. Its services include bookkeeping, annual financial statements, payroll and personnel administration, tax returns, audits, and support with company formations and restructurings.

Treuhand Laufen GmbH

Since 2024 · 1–10 empl.·5.0(7)

Treuhand Laufen GmbH provides fiduciary and business services for companies. Its services include financial accounting, annual and interim financial statements, tax advice, audits, HR and payroll, management services and business consulting.

NOFIBA Treuhand AG

Since 2012 · 1–10 empl.·5.0(1)

NOFIBA Treuhand AG provides fiduciary, consulting and audit services to businesses. NOFIBA’s service areas include fiduciary services, controlling, audits, tax advice, IFRS advisory and real estate services.

Aletheia Treuhand AG

Since 2018 · 1–10 empl.·5.0(4)

Aletheia Treuhand AG provides fiduciary, consulting and audit services to SMEs and non-profit organisations. Its services include accounting, payroll administration and tax advice, as well as business consulting and statutory and specialised audits.

Hierholzer Audit GmbH

Since 2023 · 1–10 empl.

Furrer Treuhand AG

Since 1978 · 11–20 empl.·3.0(2)

The core activity of Ageba Group encompasses a wide range of services in the fields of finance, accounting, and corporate consulting. These include: financial accounting, payroll accounting, tax returns, auditing, property management, corporate consulting, tax consulting, legal consulting, insurance and pension planning, conflict consulting and mediation. The company thus offers comprehensive consulting and services for companies and private individuals in the areas of finance, accounting, taxes, and law.

IGT Revisions AG

Since 1988 · 1–10 empl.·1.0(1)

IGT Revisions AG provides tax, accounting and audit services to small and medium-sized businesses and private individuals. Its services include tax advice and returns, financial and payroll accounting, year-end closing support, limited audits and special audits.

Hatreba Revisions- und Treuhand AG

Since 1976 · 1–10 empl.

Hatreba Revisions- und Treuhand AG provides auditing, tax advice, business consulting, bookkeeping and financial statement services. Its audit work includes companies, pension institutions, foundations and public bodies.

Treuhand Böhi

Since 2019 · 1–10 empl.

Treuhand Böhi provides fiduciary and accounting services for businesses and individuals. Its services include bookkeeping and financial statements, tax returns and advice, audits, controlling, and the development of Excel macros.

Conwistra GmbH

Since 2020 · 1–10 empl.

Conwistra GmbH provides fiduciary and accounting services to businesses and private individuals. Its services include tax advice, audits and special audits, company valuations, and business consulting.

ReXolvia GmbH

Since 2026 · 1–10 empl.

ReXolvia GmbH provides fiduciary and business consulting services. Its services include accounting and financial administration, budgeting and controlling, tax advice, and payroll and personnel administration.

Matura Treuhand AG

Since 1981 · 1–10 empl.

Matura Treuhand AG is a fiduciary services company offering bookkeeping, tax advisory, payroll administration and business consulting. The company supports private individuals and businesses with administrative and commercial tasks.

Waldmeier Treuhand AG

Since 1959 · 1–10 empl.

Felix Keller Revision und Treuhand

Since 1980 · 1–10 empl.