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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateReal Estate Project DevelopmentSionGrégoire Comina Promotions SA
Grégoire Comina Promotions SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The acquisition, construction, holding, transformation, management and sale of real estate as well as the realization of real estate developments (cf. statutes for complete purpose)

Commercial register, canton of VS·As of April 7, 2014View on Zefix
Offering

Products & services

Industry:Real Estate Project Development
✓ Offered6
Architecture
Architectural office for projects in Sion, Verbier, Crans-Montana and Zermatt, with design and execution according to the client’s requirements.
Construction management
Construction management including review of quotations and the financial plan, award contracts, coordination and site supervision, measurement of quantities, invoice verification and final statements.
Interior architecture
Support in the selection of materials and the interior architecture concept, with detailed 3D presentations.
Real estate brokerage
Real estate brokerage for projects of the Comina offices and other properties on request, with advice for property sales.
Property valuation
Property valuations for inheritances or resale, as well as value assessments and estimates for losses for insurance companies and banks.
Delegated client representation (MOD) - Project owner assistant (AMO)
Representation and assistance of the client toward architects and contractors, construction site follow-up, control of costs, materials, works and handover/acceptance.
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4.1/5

Grégoire Comina Promotions SA

Trust & reputation

ranQ Trust Score of Grégoire Comina Promotions SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Grégoire Comina Promotions 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%
Grégoire Comina Promotions SA scores 82.3 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.92.512%
  • 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%
Grégoire Comina Promotions SA scores 81.7 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).81.722%
Grégoire Comina Promotions SA scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grégoire Comina Promotions SA reaches a ranQ Trust Score of 4.1 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

Rue de la Dent-Blanche 19
1950 Sion

At a glance

Legal form
Corporation
UID
CHE-328.559.008
Founded
2014 · 12 years
Last commercial register change
April 7, 2014
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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