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

About the company

Cornerstone Consulting GmbH provides consulting, brokerage, and administrative services in insurance, finance, and real estate for private individuals. Its focus is on independent mortgage advice, buyer certification, and support throughout the home purchase process.

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Products & services

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Cornerstone Consulting GmbH

Financial Services
Insurance Brokerage & Consulting
IT Consulting & Services
Real Estate Brokerage
✓ Offered7
Mortgage Advisory
Independent advice and negotiations with regional banks for owner-occupied home financing, including affordability checks and preparation of suitable mortgage offers.
Owner-Occupied Home Purchase Support
Support for buying an owner-occupied home from initial assessment through the notary appointment, including correspondence, scheduling and end-to-end coordination.
Financing Confirmation
Assessment of financing options and issuance of a financing confirmation within 12–24 hours for owner-occupied home buyers.
Property Valuation
Property valuation using hedonic tools as used by Swiss banks for lending, including an initial valuation.
Building Defect Inspection
On-site inspection by a building expert with written documentation of defects, renovation needs and resulting cost implications.
Price Negotiation
Negotiation of the purchase price based on valuation and building expertise to achieve market-appropriate terms for buyers.
House Insurance Advisory
Advice on the house policy as a combined death and disability cover for owner-occupied homeowners with a mortgage.
Trust & reputation

ranQ Trust Score of Cornerstone Consulting GmbH

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, Website authority, Media authority

Data basis 50% · As of October 2026

Cornerstone Consulting 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.
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%
Cornerstone Consulting GmbH scores 40.1 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.0.012%
  • 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%
Cornerstone Consulting GmbH 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%
Cornerstone Consulting GmbH has no value in the Visibility area of the ranQ Trust Score because no data is available. The area carries 8% 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
  • Website authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 50%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Website authority, Media authority. As of October 2026.

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

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Location

Hier entsteht die Karte
Wölferstrasse 5
4414 Füllinsdorf

At a glance

Legal form
Limited Liability Company
UID
CHE-175.291.193
Founded
2026 · 0 years
Last commercial register change
January 14, 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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