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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceExternal Asset ManagementBeinwil Am SeeSIAG Swiss Investment AG
SIAG Swiss Investment AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of SIAG Swiss Investment AG encompasses asset management, real estate brokerage, estate planning, tax consulting and financial planning for private and legal entities.

AI-generated
Offering

Products & services

Industry:External Asset Management
✓ Offered
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SIAG Swiss Investment AG

7
Asset Management
Asset management with a personal investment profile, risk analysis, diversification and long-term investing according to risk capacity, risk appetite and investment horizon; on request with consideration of ESG criteria.
Real Estate Sale
Real estate sale with an object-specific sales brochure, floor plans, market presence, buyer outreach, brokerage, organization and coordination; including support with the bidding process.
Market Value Appraisal
Market value appraisal of properties using hedonic market value appraisal based on regional transactions and fundamental data as a basis for marketing.
Income Value Appraisal
Income value appraisal for multi-family houses including hedonic market value appraisal and the current market situation; including a sales price recommendation and the bidding process.
Pension Planning
Pension planning with analysis of the starting situation, simulation of income after retirement, scenarios, lump-sum or partial lump-sum withdrawal and periodic updates.
Estate Planning
Estate planning with advice on inheritance contracts, statutory division of the estate, compulsory portions, an overview of assets and the appointment of an executor for a properly organized settlement.
Tax Advisory
Tax advisory including completing tax returns, representation before tax authorities, review of assessments, objections and guidance on tax optimization.
Trust & reputation

ranQ Trust Score of SIAG Swiss Investment AG

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

SIAG Swiss Investment AG 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%
SIAG Swiss Investment AG scores 85.5 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.100.012%
  • 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%
SIAG Swiss Investment AG scores 83.3 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).83.322%
SIAG Swiss Investment AG 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

Im Wigart 3
5712 Beinwil Am See

At a glance

Legal form
Corporation
UID
CHE-100.519.142
Founded
2003 · 23 years
Last commercial register change
June 1, 2023
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.
100.0
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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