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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateReal Estate BrokerageCarouge GeSI Stone Invest Sàrl
SI Stone Invest Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Stone Invest is real estate brokerage, including the purchase, sale, rental and valuation of properties, particularly in the prestige real estate market in Switzerland, especially in Geneva, and in France.

AI-generated
Offering

Products & services

Industry:Real Estate Brokerage
✓ Offered7
Property sales
Sale of houses, apartments, plots of land, buildings and commercial premises in Switzerland, with support throughout the purchase process and marketing of properties.
Real estate rentals
Renting of houses and apartments in Switzerland, search for homes according to needs, selection of listings and support for landlords and tenants.
Property valuation
Free, no-obligation property valuation of real estate in Switzerland, including a comparative analysis, a detailed report and support in appraising the property.
Turnkey renovation
Complete renovation of houses, villas, apartments, kitchens and bathrooms, with overall project management and coordination of the contractors.
Real estate development
Development and promotion of real estate projects, single-family homes and buildings, with feasibility studies and a network of architects and developers.
Home search for expatriates and companies
Home search and move-in support for SMEs, multinationals, expatriates and international civil servants in the Geneva region.
Mortgage application support
Assistance with mortgage applications with banks and insurers, handling the steps up to loan approval.
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4.6/5

SI Stone Invest Sàrl

Trust & reputation

ranQ Trust Score of SI Stone Invest Sàrl: 4.6 out of 5.0

Trust Score4.6/ 5.0

Excellent

x

Data basis 96% · As of October 2026

SI Stone Invest Sàrl scores 94.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.91.224%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.100.010%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.95.08%
SI Stone Invest Sàrl scores 80.9 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.70.07%
SI Stone Invest Sàrl 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%
SI Stone Invest Sàrl scores 82.9 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 35.82.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SI Stone Invest Sàrl reaches a ranQ Trust Score of 4.6 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.9 out of 5 stars from 68 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.9
of 5

Aggregated from 68 reviews across all connected sources

Sources
GGoogle4.968
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Comparisons

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Location

Avenue de la Praille 37
1227 Carouge Ge
Opening hours
Mon
09:00 - 18:00
Tue
09:00 - 18:00
Wed
09:00 - 18:00
Thu
09:00 - 18:00
Fri
09:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-160.003.801
Founded
2016 · 10 years
Last commercial register change
July 23, 2024
Employees
11 to 20
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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