Fiduciary Offices in the
Canton of Basel-Country
513 companies in Fiduciary Offices based in the Canton of Basel-Country — name and year of registration from the commercial register.
50 of 513 companies
Optamis GmbH
Since 2009 · 1–10 empl.5.0(107)
The core activity of Optamis GmbH is the creation and processing of tax returns, particularly for the canton of Basel-Landschaft, as well as advising and supporting clients in tax matters, including appeals against tax assessment decisions.
Schäublin Treuhand AG
Since 2001 · 11–20 empl.5.0(18)
The company's core activity is the provision of trust services, particularly in the areas of tax consulting, corporate consulting, accounting and auditing. This includes, among other things, the preparation of tax returns, advice on value-added tax matters, the management of accounting and payroll accounting, the preparation of annual financial statements and the analysis of key figures. The company also offers additional services such as domicile provision, secretarial work and insurance brokerage.
NEBIKER Treuhand AG
Since 1990 · 21–50 empl.5.0(11)
The core activity of Nebiker Treuhand AG is the provision of services in the areas of accounting, tax and business consulting, as well as fiduciary tasks, particularly for agricultural businesses and companies.
Duttweiler Treuhand AG
Since 1975 · 21–50 empl.4.6(10)
Duttweiler Treuhand AG provides accounting and financial reporting services, tax advice and fiduciary services, and also performs audits, business consulting, HR and employment-law advisory, as well as estate and pension-planning assistance.
Duttweiler & Partner Wirtschaftsprüfung AG
Since 2007 · 21–50 empl.4.6(10)
Duttweiler & Partner Wirtschaftsprüfung AG is an audit firm that performs statutory and other assurance engagements for companies and organisations. Its services include ordinary and limited statutory audits, corporate-law special audits, merger-law audits, pension fund (BVG) audits and mandate-based audits for associations and similar entities.
klein TREUHAND AG
Since 2008 · 1–10 empl.4.8(14)
The core activity of klein TREUHAND is the provision of services in the fields of tax consulting, fiduciary and succession planning, including international tax consulting and economic mediation.
LangPartners Immobilien AG
Since 2007 · 1–10 empl.5.0(10)
The core activity of LangPartners Immobilien AG is the creation, sale, rental and management of condominium ownership, particularly in the area of co-ownership and condominium ownership. The company also offers real estate valuation and consulting services and has many years of experience in the trust and real estate sector.
Vosseler Treuhand GmbH
Since 2001 · 1–10 empl.5.0(10)
The core activity of Vosseler Treuhand GmbH is the provision of services in the areas of tax consulting, trust and corporate consulting. This includes in particular: Tax consulting for natural and legal persons, including the preparation of tax returns and representation before tax authorities; Corporate consulting, including advice on company formations, restructuring and sales; Accounting and administration, including bookkeeping, preparation of annual financial statements and advice on financial planning and budgeting; Personnel administration, including payroll accounting, preparation of social insurance statements and advice on personnel matters; Legal consulting, including the preparation of contracts and agreements as well as representation before authorities. Overall, the company offers a comprehensive range of services for companies and private individuals in the areas of taxes, law, finance and personnel.
ONLINE TREUHAND AG
Since 2009 · 21–50 empl.5.0(3)
ONLINE TREUHAND AG offers comprehensive fiduciary services including auditing, accounting, tax advisory and business consulting. The firm serves small and medium-sized enterprises and provides tailored support for matters such as financial reporting, VAT advice, business formation, restructuring and succession planning.
Simple & Perfect Treuhand GmbH
Since 2019 · 1–10 empl.4.7(16)
Simple & Perfect Treuhand GmbH provides tax-related support for SMEs and offers services including accounting, payroll administration, preparation of semi‑annual and annual financial statements, and administrative mandates.
Baltrex Treuhand AG
Since 2004 · 11–20 empl.5.0(4)
The core activity of Baltrex Treuhand AG is the provision of services in the fields of trust, auditing, tax consulting and administration, particularly for small and medium-sized enterprises, self-employed individuals and private individuals. Specific activities include accounting, limited auditing, trust and administration, tax consulting, payroll administration and bookkeeping.
Wara Finanz GmbH
Since 2005 · 1–10 empl.4.6(10)
The core activity of wara FINANZ GmbH encompasses the provision of services in the areas of trust, taxes, and real estate. Specifically, the company offers comprehensive trust services, tax consulting and optimization, real estate management, sales, rental, and consulting. The goal is to support customers in business management issues and minimize their financial burdens.
CRC Treuhand AG
Since 1987 · 1–10 empl.4.9(9)
CRC Treuhand AG is a fiduciary services firm offering tax advice, financial accounting and payroll/personnel administration. It also provides business consulting, property management and independent insurance brokerage.
Suter Immobilien Treuhand AG
Since 1995 · 11–20 empl.4.2(15)
Suter Immobilien Treuhand AG is a real estate company that handles sales, rentals, valuations and property management. It also offers current properties for sale and rent in the Basel area.
CRC Immobilien + Beratungs AG
Since 1999 · 1–10 empl.4.9(9)
CRC Immobilien + Beratungs AG provides fiduciary and real-estate management services and related business advisory services, including tax advice, payroll and personnel administration, accounting and financial reporting, insurance brokerage, and business consulting.
CRC Consult AG
Since 2011 · 1–10 empl.4.9(9)
CRC Consult AG provides fiduciary and advisory services in taxation, human resources, property management, insurance, business consulting, and financial accounting. The company supports clients with administrative and business management tasks.
zahlenteam gmbh
Since 2015 · 1–10 empl.5.0(9)
The core activity of "zahlenteam" is the provision of trust services, particularly in the areas of accounting, financial statement consulting, taxes, and payroll administration. The company offers these services specifically for small and medium-sized enterprises (SMEs) as well as for private individuals in the Basel region.
RR Treuhand GmbH
Since 1997 · 21–50 empl.4.8(6)
RR Treuhand GmbH provides fiduciary and accounting services, including bookkeeping, financial statements, payroll administration, VAT filings and tax returns for individuals and companies. The firm also assists with company formation and sells, installs, trains and supports INFONIQA software (One 50, One Start), including remote support.
RR Support GmbH
Since 2008 · 21–50 empl.4.8(6)
RR Support GmbH provides fiduciary services including accounting, payroll processing, tax return preparation and VAT reporting, as well as assistance with company formation. The company also sells and supports INFONIQA accounting software, offering installation, setup, training and remote support.
copartner gmbh
Since 1999 · 1–10 empl.4.4(8)
copartner gmbh provides audit, business advisory and fiduciary services, including statutory and limited audits, financial and business planning, accounting, tax and payroll services.
Salathe Treuhand AG
Since 2003 · 1–10 empl.5.0(3)
The core activity of Salathe Treuhand AG encompasses trust and consulting services, particularly: accounting, auditing, tax consulting, real estate management, and consulting for non-profit organizations. The company provides its clients with individual and personalized consulting and solutions in these areas.
BSH Treuhand GmbH
Since 2019 · 1–10 empl.5.0(12)
BSH Treuhand GmbH provides fiduciary services, bookkeeping and tax advisory, and business consulting for private clients and companies.
Ageba Treuhand AG
Since 1986 · 21–50 empl.5.0(6)
Ageba Treuhand AG provides fiduciary, audit and insurance services and offers tax and legal advisory to companies, self-employed professionals and private clients. Services include accounting, payroll administration, tax returns, property management, business consulting, statutory audits and mediation.
Treuhand zum Amtshaus AG
Since 2016 · 11–20 empl.5.0(4)
The core activity of the company 'Treuhand zum Amtshaus AG' is the provision of trust services, in particular supporting companies in reviewing their financing options, implementing measures to improve their liquidity and creating solid financial plans.
BSH & Partner Treuhand AG
Since 2021 · 1–10 empl.5.0(12)
BSH & Partner Treuhand AG provides fiduciary, tax and financial services, including accounting mandates, payroll and personnel administration, VAT (MwST) and QST returns, and annual financial statements. The firm’s services also include tax advice, business consulting, domiciliation services, asset management and support for company formations.
Hehlen Treuhand AG
Since 1976 · 11–20 empl.
The core activity of Hehlen Treuhand in Reinach encompasses auditing, consulting, fiduciary services, accounting and tax consulting.
May-Treuhand AG
Since 1978 · 1–10 empl.
The core activity of May Treuhand AG is the provision of trust and auditing services, including auditing, consulting and expertise in these areas.
Christoph Oling
Since 1979 · 1–10 empl.
Christoph Oling provides real estate services including property management and residential rentals, and operates an art archive and a cultural fund to support cultural projects.
Baumann Urs, Treuhandbüro
Since 1984 · 1–10 empl.
Baumann Urs, Treuhandbüro provides fiduciary and audit services, along with tax advisory, business consulting and financing support for small and medium-sized enterprises.
RD Revision und Treuhand AG
Since 1986 · 11–20 empl.
The core activity of RD Revision und Treuhand AG is the provision of services in the areas of auditing, tax consulting, accounting, consolidation and personnel administration for national and international companies from various industries.
Lenex Treuhand AG
Since 1987 · 1–10 empl.
Lenex Treuhand AG provides fiduciary services including bookkeeping, payroll and personnel administration, tax return preparation and tax advisory, and management of condominium property accounting. Services also cover VAT and withholding-tax reporting, financial statement preparation, company formation and restructuring advice, and representation in dealings with authorities.
Helios Treuhand AG
Since 1988 · 11–20 empl.
Helios Treuhand AG provides fiduciary and accounting services. Its offerings include financial and management accounting, tax advisory, payroll administration, corporate consulting and audits.
Tobler Treuhand
Since 1989 · 1–10 empl.
Tobler Treuhand provides fiduciary and advisory services, including tax return preparation, bookkeeping, personnel administration and support for company formations. The practice also offers legal advice, estate planning and assistance with real estate matters.
Stephan Revisions AG
Since 1991 · 1–10 empl.
The company's core activity is providing services in the fields of finance, taxes, auditing, trust, legal advice, insurance and pension planning, including: financial accounting, payroll accounting, tax returns, auditing, property management, business consulting, tax consulting, legal consulting, insurance and pension planning, conflict consulting and mediation. The company offers these services as an independent service provider and is a member of TREUHANDISUISSE and EXPERTsuisse, which indicates a high level of quality and professionalism in these areas.
Wagner Treuhand AG für kleine und mittlere Unternehmen
Since 1991 · 1–10 empl.
Wagner Treuhand AG für kleine und mittlere Unternehmen provides accounting, controlling, tax advisory and financing‑coaching services for small and medium-sized enterprises. Additional services listed on the website include business plans, start‑up preparation, succession planning, VAT filings, payroll administration and representation before tax authorities; the firm is a member of TREUHAND | SUISSE.
Fidem Treuhand AG
Since 1992 · 1–10 empl.
Fidem Treuhand AG provides fiduciary, accounting and tax services for SMEs, freelancers and medical practices, including bookkeeping, payroll administration, payment processing, tax returns and property management as well as assistance with company formation and succession matters.
M. Jucker Treuhand
Since 1993 · 1–10 empl.5.0(4)
The core activity of Jucker Treuhand is the provision of trust services, including consulting and support for companies and private individuals in the areas of accounting, taxes and general trust matters.
Santschi & Partner Treuhand AG
Since 1993 · 11–20 empl.
The core activity of Santschi Partner is the provision of services in the fields of auditing, fiduciary and consulting. Specifically, this includes: Auditing: Conducting external and internal audits; Fiduciary: Managing accounting, tax consulting and planning; Consulting: Supporting business management issues, sparring partner for companies and private individuals. The company offers these services to various industries and clients, including companies, private individuals, non-profit organizations and public-law corporations.
Birseck-Treuhand AG
Since 1994 · 1–10 empl.
The core activities of Birseck-Treuhand AG include: * Tax consulting and planning for individuals and legal entities * Financial and accounting consulting, including bookkeeping and financial reporting * Auditing and revision, including statutory audit services * Consulting and support for SMEs (Small and Medium-sized Enterprises) in the areas of finance, tax and law * Pension planning and payroll administration * Support for Mergers & Acquisitions (M&A) and company valuations The company thus offers comprehensive services in the areas of financial and tax consulting, auditing and corporate consulting.
TRETOR AG
Since 1995 · 21–50 empl.
TRETOR AG provides fiduciary, audit, tax and business consulting services, including accounting and payroll administration. The firm also offers international audit, tax and payroll services and consulting for SMEs, start-ups and non-profit organisations.
BALESTRA TREUHAND AG
Since 1995 · 1–10 empl.
BALESTRA TREUHAND AG provides fiduciary and advisory services for SMEs and private clients, including bookkeeping, preparation of financial statements, payroll administration and receivables management. Services also cover tax planning and tax returns, VAT accounting, representation before tax authorities, property management, corporate and legal advisory and other administrative services.
ReviFides AG
Since 1996 · 1–10 empl.
ReviFides AG provides services in audit, business advisory and fiduciary accounting. Its offerings include accounting and financial reporting, payroll administration, tax advice, statutory and voluntary audits (including for pension funds and foundations), and advisory support for financing, restructuring and succession.
Bellomo GmbH
Since 1996 · 1–10 empl.
Bellomo GmbH provides fiduciary and advisory services, including accounting, tax advice, payroll administration and business consultancy such as company formation, restructuring and succession support.
ATG Getzmann
Since 1998 · 1–10 empl.
The core activity of ATG Getzmann Treuhand + Vermögensplanung is the provision of trust services, particularly in the areas of accounting, financial accounting, taxes, payroll accounting, payment transactions, pension planning, company formation, inheritance and administration, as well as wealth planning, specifically for small businesses.
Keller-Grimm AG, Treuhand und Beratung
Since 1998 · 1–10 empl.
The core activity of Keller-Grimm AG is the provision of trust and consulting services for companies and private individuals. This includes in particular: accounting and financial management, tax consulting and planning, corporate consulting and management, personnel administration and payroll accounting, and real estate management. The company thus offers comprehensive services for the management and administration of companies and private assets.
Victris Finanz + Controlling, Iris Jorda
Since 2000 · 1–10 empl.
The core activity of Victris Finanz & Controlling is the provision of financial and controlling services, particularly for companies and organizations.
stopp gmbh Treuhand & Consulting
Since 2000 · 1–10 empl.
stopp gmbh Treuhand & Consulting provides fiduciary and consulting services. The website identifies Andreas Stopp as the contact person for enquiries about its services.
rm treuhand gmbh
Since 2001 · 1–10 empl.
The core activity of RM Treuhand GmbH is the provision of services in the field of fiduciary services, particularly in the areas of accounting and auditing, tax consulting and declarations, corporate consulting and planning, as well as institutional services (foundations, associations, etc.). The company offers its clients a comprehensive range of services to support and advise them on their financial and administrative matters.
RGT Regionale Gewerbe Treuhand AG
Since 2001 · 1–10 empl.
The core activity of RGT Regionale Gewerbe Treuhand AG is the provision of services in the field of finance and accounting, including trust services and general administrative functions, particularly for smaller companies in Northwestern Switzerland.
TAXPERTA Treuhand AG
Since 2001 · 1–10 empl.
The core activity of Taxperta Treuhand AG is the provision of services in the areas of tax consulting, accounting, auditing, personnel and payroll management, as well as company formations.
Fiduciary Offices in the Canton of Basel-Country
Fiduciary Offices in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 12, 2026
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By canton