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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesGenevaUS & International Tax Services SA
US & International Tax Services SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of US & International Tax Services SA is to provide tax consulting and services, particularly in the field of international tax law, with a focus on US and Swiss tax law. Specific services include: Tax consulting and planning for individuals, companies and trusts; Preparation of tax returns for the USA and Switzerland; Advice on international tax matters, including the application of tax treaties and compliance with FATCA and OECD rules; Support in setting up US companies and complying with US tax obligations; Advice on international pension and social security law; Support in complying with US tax obligations for foreign investments and business activities.

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US & International Tax Services SA

✓ Offered8
Tax advisory
Tax advice for international, U.S., Canadian and Swiss tax matters; planning, special projects and future compliance for individuals, companies and trusts.
Tax return and disclosure services
Preparation and submission of yearly tax returns, U.S. federal and state income tax preparation, voluntary tax disclosures, and FATCA/CRS compliance services.
Accounting and bookkeeping
Financial accounting, foreign trust accounting and reporting services under U.S. tax rules, including support for complex reporting requirements.
Business consulting for companies and trusts
Swiss and U.S. corporate consulting mandates, assistance with creation of U.S. corporations, foreign reporting rules, and tax treaty integration for entities and trusts.
Estate and inheritance tax advisory
U.S. estate and gift advice and tax compliance, plus estate and inheritance matters in connection with individual income tax services.
Expatriation tax advisory
Application of U.S. expatriation tax rules and support for expatriation tax issues in the context of cross-border personal taxation.
International tax advisory for cross-border matters
Coordination of U.S. and Swiss tax laws, interpretation of income and estate tax treaties, and handling of multi-country tax matters.
Advice on foreign investments and business start-ups in the USA
Guidance for non-U.S. persons investing in the United States or planning to open a business venture, including related tax implications.
Trust & reputation

ranQ Trust Score of US & International Tax Services SA

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

US & International Tax Services SA 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.
x
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%
US & International Tax Services SA scores 79.8 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.86.512%
  • 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%
US & International Tax Services SA scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
US & International Tax Services SA scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

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Location

Rue de la Mairie 3
1207 Geneva

At a glance

Legal form
Corporation
UID
CHE-140.814.647
Founded
2016 · 10 years
Last commercial register change
June 7, 2021
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.100.06%
  • 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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