Accountant in
Romanshorn
17 companies in Accountant based in Romanshorn — name and year of registration from the commercial register. The list below shows them all.
All 17 companies in Romanshorn

Provida Treuhand AG
Since 1986 · 51–100 empl.5.0(1)
The Provida Trust AG in Romanshorn supports companies and organizations with their day-to-day administrative and financial tasks. Its offerings include accounting, bookkeeping, annual financial statements, closing advice, personnel administration, payroll accounting and labor-law topics, consulting and sparring partners for companies, management and interim solutions. It relieves its clients of day-to-day operations and assists them in preparing financial and management information.

PROVIDA AG
Since 1948 · 51–100 empl.5.0(1)
PROVIDA AG offers fiduciary and bookkeeping services, ordinary and limited audits, tax and legal advice as well as management consulting. The range of services includes accounting, payroll accounting, personnel administration, annual financial statements, statutory and specialized audits (including due diligence), tax advisory for companies (SMEs) and individuals, tax analyses to optimize the tax situation, tax representation, as well as guidance on company formation, succession and retirement planning.
Hugentobler & Bühler, AG für Treuhand und Unternehmensberatung
Since 1999 · 21–50 empl.4.6(10)
The core activity of Hugentobler & Bühler AG is the provision of services in the areas of trust and corporate consulting. Specifically, this includes: Financial and accounting, Tax consulting, Corporate consulting, Succession planning, Financial management, and Personnel administration. The company offers these services to small and medium-sized enterprises (SMEs) as well as to private individuals and has many years of professional experience and cross-industry expertise.
Güntzel Immobilientreuhand GmbH
Since 2012 · 1–10 empl.4.2(14)
Güntzel Immobilientreuhand GmbH provides real estate services including property sales, valuations, advice and support for buyers. Its additional services include assisting with new-build projects, establishing condominium ownership and property boundary adjustments.

Provida Verwaltungs AG
Since 1982 · 51–100 empl.5.0(1)
PROVIDA Verwaltungs AG offers fiduciary and accounting services, ordinary and limited audits, tax and legal consulting as well as management consulting. The service portfolio includes accounting, payroll accounting, personnel administration, annual financial statements, statutory and specialized audits (including due diligence), corporate (SME) and private tax advisory, tax analyses to optimize the tax situation, tax representation, as well as advice on company formation, succession and retirement planning.
Sidler Treuhand AG
Since 1991 · 1–10 empl.
Sidler Treuhand AG provides fiduciary and business advisory services to companies and private clients. Its services include tax advice, bookkeeping and accounting, payroll and personnel administration, audits, and asset and property management.
Bachmann H. Treuhand GmbH
Since 2013 · 1–10 empl.
Bachmann H. Treuhand GmbH handles fiduciary mandates and provides financial advice. Its services include financial planning and advice on tax, pensions, insurance, matrimonial property and inheritance matters, company formation and succession, and real estate and mortgage financing.
Completoplus AG
Since 2019 · 11–20 empl.
Completoplus AG provides services in financial and pension planning, provision, taxation, fiduciary services and business consulting. Its services also include business succession, estate planning and executor mandates.
ADMICRON GmbH
Since 2018 · 1–10 empl.
ADMICRON GmbH provides accounting and payroll administration, property management, and IT support. Its services include bookkeeping, payroll processing, rent collection, and support for Windows computers and networks.
UnionTax Steuerberatergesellschaft GmbH (CH)
Since 2023 · 21–50 empl.
UnionTax Steuerberatergesellschaft GmbH (CH) assists workers employed across borders with tax refunds and child benefit claims in Switzerland and other European countries. Its services include preparing tax returns and applications, representing clients before authorities, and handling fiduciary payments.
Romag Treuhand AG
Since 1980 · 1–10 empl.4.0(4)
The core activity of Romag Treuhand AG is the provision of services in the field of trust business, particularly in the areas of: * Accounting and financial statement preparation * Auditing and revision * Tax consulting and tax planning * Payroll and personnel administration * Company formation and consulting * Real estate management The company offers its clients a comprehensive range of services to support and advise them on their financial and legal matters.
Kempter Buchhaltungen GmbH
Since 2014 · 1–10 empl.5.0(2)
Kempter Buchhaltungen GmbH provides bookkeeping and financial services for small and medium-sized businesses, start-ups, organisations and private individuals. Its services include ongoing bookkeeping, annual financial statements, payroll accounting and administration, and tax returns.
VWTI AG
Since 1983 · 1–10 empl.
VENOVEBE IMMOBILIEN AG
Since 2001 · 1–10 empl.
Heinz Brunschweiler & Co.
Since 2008 · 1–10 empl.
Merz Unternehmen Beratungs GmbH
Since 2008 · 1–10 empl.
Awico Consulting GmbH
Since 2015 · 1–10 empl.
Accountant in Romanshorn
Accountant in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of November 6, 2026
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