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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBaselTREMAX GmbH
TREMAX GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is providing services in the areas of accounting, tax consulting, and company formation. Specifically, this includes: accounting and payroll accounting, tax returns and tax consulting, advice on company formation (sole proprietorship, GmbH, AG), trademark protection and commercial register changes, and administrative support for businesses and individuals. The company positions itself as a personal advisor and partner for its clients, with the goal of offering individual solutions and supporting clients in achieving their goals.

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Products & services

Industry:Fiduciary Offices
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TREMAX GmbH

✓ Offered6
Bookkeeping
Financial bookkeeping for start-ups, SMEs and sole proprietorships; ongoing posting, accounts payable and receivable bookkeeping, account reconciliations, financial statements, VAT reporting and advice.
Payroll Accounting
Payroll administration including payroll slips, salary certificates, social security and withholding tax reporting, as well as support for employee hiring and departures.
Company Formation
Support for company formation from selecting the legal form through the incorporation documents to registration in the commercial register; for sole proprietorships, GmbH and AG.
Tax Return
Preparation of private and business tax returns for employees, pensioners, cross-border commuters and self-employed persons, including extension of deadlines and options for deductions.
Management Mandate
Assumption of the management of a company, including external representation and operational responsibility.
Board of Directors Mandate
Assumption of a board of directors mandate with strategic support and fulfillment of regulatory supervisory duties.
Trust & reputation

ranQ Trust Score of TREMAX GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 54% · As of October 2026

TREMAX GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
TREMAX GmbH scores 61.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.50.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
TREMAX GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
TREMAX GmbH scores 13.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.13.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TREMAX GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Sandgrubenstrasse 44
4058 Basel

At a glance

Legal form
Limited Liability Company
UID
CHE-181.652.276
Founded
2023 · 3 years
Last commercial register change
July 8, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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