Fiduciary Offices in
Weinfelden

35 companies in Fiduciary Offices based in Weinfelden — name and year of registration from the commercial register. The list below shows them all.

Companies

All 35 companies in Weinfelden

RB Immobilien Treuhand AG Logo

RB Immobilien Treuhand AG

Since 2003 · 1–10 empl.4.1(32)

The core activity of RB Immobilien Treuhand AG is the management of rental properties, including the brokerage of rental and purchase properties as well as property administration.

Fiduciary OfficesRental property managementRenovation and maintenance supportFinancing advisory
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #1
RP Treuhand und Wirtschaftsprüfung AG Logo

RP Treuhand und Wirtschaftsprüfung AG

Since 1992 · 1–10 empl.

RP Treuhand und Wirtschaftsprüfung AG provides audit, fiduciary and advisory services, including statutory and limited audits, reviews of consolidated financial statements and assessments of internal controls. Services also cover bookkeeping and financial accounting, preparation of annual and interim financial statements, payroll administration, VAT returns and corporate and financial advisory work.

Fiduciary OfficesTax consultingBookkeeping, Finance and AccountingFinancial audit
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
Bühler Hartmann Treuhand AG Logo

Bühler Hartmann Treuhand AG

Since 1994 · 11–20 empl.

Bühler Hartmann Treuhand AG is a fiduciary services firm that supports businesses and private clients with bookkeeping, tax advisory, payroll accounting and personnel administration. It also provides business consulting services, including advice on incorporation, planning, succession and restructuring.

Fiduciary OfficesBusiness consultingFinancial accountingPayroll / HR administration
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Agro Treuhand Thurgau AG Logo

Agro Treuhand Thurgau AG

Since 1999 · 21–50 empl.

The core activity of Agro Treuhand Thurgau AG is the provision of services in the areas of trust, corporate consulting and software for agricultural businesses and SMEs. This includes, in particular, accounting, trust, tax consulting and the development of customer software. The company focuses on the needs of agricultural businesses and offers tailored solutions to support their economic and administrative processes.

Fiduciary OfficesFiduciaryBusiness consultingClient software
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Lingenhel Accounting Solutions AG Logo

Lingenhel Accounting Solutions AG

Since 2007 · 1–10 empl.

The core activity of Lingenhel Accounting Solutions AG is the provision of services in the field of finance and accounting, particularly: financial accounting, management accounting, payroll accounting, personnel administration, reorganization, coaching, IT support, and emergency interventions. The company offers these services as external support for small and large businesses, positioning itself as a competent partner for finance and accounting.

Fiduciary OfficesFinancial accountingManagement accountingPayroll accounting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Mandatis GmbH Logo

Mandatis GmbH

Since 2008 · 1–10 empl.

Mandatis GmbH provides bookkeeping, software and controlling services and supports companies with project planning, implementation and training of business applications. Services include financial accounting, VAT returns, payroll, interim and annual closings, and remote support for blue office® and Dialogik Lohn®.

Fiduciary OfficesAccountingSoftware implementationSoftware support
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Nachlasstreuhand.ch GmbH Logo

Nachlasstreuhand.ch GmbH

Since 2008 · 1–10 empl.

The core activity of Nachlasstreuhand.ch GmbH is to advise and support clients in matters of inheritance law and related legal areas, particularly in the areas of: will consulting, inheritance division, inheritance taxes, real estate (especially with regard to succession planning), provision (especially the establishment of advance directives), and foundations (especially the establishment of non-profit foundations). The company offers discreet and personalized consulting services and supports clients in planning and implementing their succession arrangements.

Fiduciary OfficesWill consultingEstate divisionInheritance taxes
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Marazzi Treuhand AG Logo

Marazzi Treuhand AG

Since 2018 · 1–10 empl.

The core activity of Marazzi Treuhand AG is the provision of services in the areas of finance and accounting, administration, human resources and payroll, taxes, and corporate consulting. Specifically, this includes: Administration: Handling administrative tasks, creating offers, invoices, and correspondence; Finance and Accounting: Consulting, accounting, annual financial statements, tax returns, and fiscal representation; Human Resources and Payroll: Processing payroll data, personnel administration, and payroll accounting; Taxes: Consulting, tax returns, and tax representation; Corporate Consulting: Consulting on company formation, choice of legal form, liquidity planning, and other entrepreneurial issues; Interim Solutions: Support in case of personnel shortages and takeover of financial and operational accounting tasks.

Fiduciary OfficesFinancial and Accounting ServicesTax ReturnPersonnel and Payroll
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Greminger Treuhand GmbH Logo

Greminger Treuhand GmbH

Since 2005 · 1–10 empl.

Greminger Treuhand GmbH provides only an email contact on its website. No further information about services or business activities is shown on the site.

Fiduciary Offices
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Thalmann Treuhand AG Logo

Thalmann Treuhand AG

Since 1989 · 21–50 empl.3.9(7)

The company's core activity is the provision of services in the fields of auditing, fiduciary, business consulting and tax consulting, including financial and accounting, human resources and payroll, as well as outsourcing and administration.

Fiduciary OfficesFinance and AccountingAuditingHR and Payroll
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
Marasco Allfinance Logo

Marasco Allfinance

Since 2017 · 1–10 empl.

Marasco Allfinance provides fiduciary and advisory services, covering tax advice, bookkeeping, powers of attorney for personal affairs (Vorsorgeauftrag) and company formation. The firm serves private clients and small to medium-sized enterprises across Switzerland.

Fiduciary OfficesTaxesAdvisory servicesMandate for incapacity
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
Marvena AG Logo

Marvena AG

Since 2005 · 1–10 empl.5.0(1)

The core activity of Marvena AG is the provision of trust services, particularly for small and medium-sized enterprises (SMEs), self-employed individuals and family businesses. This includes, among other things, accounting, taxes, financial planning and optimization, as well as general support in the management and organization of companies.

Fiduciary OfficesTrust servicesInfoniqa ONE 50 Consulting and Sales
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #12
BRANDER Steuer- und Unternehmensberatung Logo

BRANDER Steuer- und Unternehmensberatung

Since 2015 · 1–10 empl.

The core activity of Karl Brander is tax and corporate consulting, including legal, business and financial consulting for companies and private individuals.

Fiduciary OfficesTax advisoryBusiness consultingRetirement and inheritance planning
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #13
Brunschweiler Immobilien Treuhand AG Logo

Brunschweiler Immobilien Treuhand AG

Since 1997 · 1–10 empl.3.8(11)

The company's core activity is the provision of services in the field of real estate management and trust, including the management of rental properties, initial and re-letting, renovation and construction trust, as well as consulting and brokerage of real estate purchases and sales.

Fiduciary OfficesRental property managementCondominium ownership managementReal estate consulting
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #14
Spycher Consulting GmbH Logo

Spycher Consulting GmbH

Since 2014 · 11–20 empl.4.0(8)

The core activity of Spycher Consulting GmbH is the provision of trust and consulting services for companies and private individuals, particularly in the areas of tax consulting, business consulting, accounting and bookkeeping.

Fiduciary OfficesAccounting and bookkeepingBusiness consultingTax advisory
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #15
City Treuhand Weinfelden AG Logo

City Treuhand Weinfelden AG

Since 1974 · 1–10 empl.3.4(25)

City Treuhand Weinfelden AG provides fiduciary and property management services, including bookkeeping, preparation of annual financial statements, tax advice, payroll administration, rental property management and condominium administration.

Fiduciary OfficesBookkeeping and closing advisoryTax advisoryPayroll administration
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #16
Horus Treuhand GmbH Logo

Horus Treuhand GmbH

Since 2003 · 1–10 empl.5.0(1)

The core activity of Horus Treuhand GmbH is the provision of services in the field of finance and accounting, particularly in accounting, tax consulting, auditing and payroll administration for business customers from various industries.

Fiduciary OfficesTrust, Tax Advice and AccountingDigital Fiduciary App
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #17
Steinmann-Netzwerke Logo

Steinmann-Netzwerke

Since 1997 · 1–10 empl.

Steinmann-Netzwerke offers services in banking products, insurance, real estate and business consulting. The company provides personal consultations and advice on financial, pension and mortgage matters.

Fiduciary OfficesAdvice on banking productsInsurance adviceReal estate advisory
No score yet
Weideli Treuhand & Beratung Logo

Weideli Treuhand & Beratung

Since 2014 · 1–10 empl.

Weideli Treuhand & Beratung provides bookkeeping, year‑end closing, VAT filings and tax return preparation, and manages payroll administration. The practice also offers business consulting (analyses, budgeting, business plans), company valuation and M&A support, group accounting according to IFRS, and ERP setup and training, operating in German and English.

Fiduciary OfficesAccountingClosing work and annual financial statementsHR administration
No score yet
Steinmann Netzwerke AG Logo

Steinmann Netzwerke AG

Since 2020 · 1–10 empl.

Steinmann Netzwerke AG provides advisory services for banking products, insurance, real estate and business consulting. Services include financial and pension advice, mortgage advice and personal, discreet client consultations.

Fiduciary OfficesFinancial advisoryBusiness consulting
No score yet
AS Treuhand Seçme GmbH Logo

AS Treuhand Seçme GmbH

Since 2021 · 1–10 empl.

The core activity of AS Treuhand Seçme GmbH is the provision of trust services, including: company formations, trust and financial accounting with annual financial statements, social consulting, corporate consulting, legal consulting, translations, private and SME insurance, and tax consulting for natural and legal persons. The company thus offers a comprehensive range of services in the field of trust and corporate consulting.

Fiduciary OfficesTrust accounting and financial bookkeeping with annual accountsTax advisoryCompany formations
No score yet
Bach Suisse Logo

Bach Suisse

Since 2025 · 1–10 empl.

Bach Suisse is a service company offering activities in trust services, real estate, an atelier and an online shop with wholesale. The company provides consulting, development and support services across these four business areas.

Fiduciary OfficesReal estate brokerageProperty valuation and market analysisDomicile advisory
No score yet
SF Backoffice GmbH Logo

SF Backoffice GmbH

Since 2025 · 1–10 empl.

SF Backoffice GmbH provides back-office administrative services for small businesses. Its work includes office and quotation processing, bookkeeping, VAT returns, payroll administration, and the preparation of professional business documents.

Administrative ServicesBack Office AdministrationAccounting and Financial AdministrationPayroll Administration
No score yet
NN

NBS Network Business Solutions AG

Since 1999 · 1–10 empl.

Fiduciary Offices
No score yet
LR

La Ragione GmbH

Since 2007 · 1–10 empl.

Law Firms & Notary Offices
No score yet
MG

Monty GmbH

Since 2011 · 1–10 empl.

Management Consulting
No score yet
PA

Pinus AG, Zweigniederlassung Thurgau

Since 2011 · 1–10 empl.

Fiduciary Offices
No score yet
FA

Fiducia Advisory AG

Since 2020 · 1–10 empl.

Fiduciary Offices
No score yet
KV

Köbele Verwaltungen GmbH

Since 2020 · 1–10 empl.

Administrative Services
No score yet
UW

Ursula Weber

Since 2021 · 1–10 empl.

Fiduciary Offices
No score yet
RG

RiskEdvisor GmbH

Since 2022 · 1–10 empl.

Fiduciary Offices
No score yet
FG

Finsigo GmbH

Since 2023 · 1–10 empl.

Fiduciary Offices
No score yet
NC

NMC Consulting GmbH

Since 2024 · 1–10 empl.

Fiduciary Offices
No score yet
LB

LDS Buchhaltung GmbH

Since 2024 · 1–10 empl.

Fiduciary Offices
No score yet
SR

steffen rausch kessler ag Zweigniederlassung Weinfelden

Since 2025 · 1–10 empl.

Fiduciary Offices
No score yet

Fiduciary Offices in Weinfelden

35Fiduciary OfficesCommercial register (Zefix) · as of October 11, 2026
2011Median year of registrationCommercial register (Zefix) · as of October 11, 2026
527in the Canton of ThurgauCommercial register (Zefix) · as of October 11, 2026
17,182in SwitzerlandCommercial register (Zefix) · as of October 11, 2026
Locations

Fiduciary Offices in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 11, 2026