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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateReal Estate Project DevelopmentSullensPromogroup SA
Promogroup SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Promogroup SA is the analysis, development and implementation of projects in the field of real estate development, including the planning, renovation and marketing of properties in Switzerland. The company provides comprehensive services, from feasibility studies to project completion, and has an experienced team with expertise in the construction and real estate industry.

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Products & services

Industry:Real Estate Project Development
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Promogroup SA

✓ Offered6
Real estate development
End-to-end real estate development, from feasibility study to design, construction management and then enhancement and marketing of the properties.
Feasibility study
Feasibility study for land, analysis of regulatory and town-planning constraints, possible development scenarios, profitability projection and alignment with the local market.
Construction management
Construction management with regular monitoring, coordination of trades and service providers, management of finish choices, and control of costs, deadlines and execution quality.
General contractor
General contractor for complete renovation or new construction, including study, awarding of contracts, selection of service providers, coordination of the works, handover and management of warranties.
Enhancement and marketing
Enhancement and marketing of properties for sale or rent, with a marketing strategy, architectural and visual enhancement, market targeting and support for buyers.
Sustainable construction
Sustainable construction integrating environmental and energy standards, responsible materials, technical solutions for comfort and anticipation of future needs for performance and maintenance.
Trust & reputation

ranQ Trust Score of Promogroup 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.

Promogroup 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%
Promogroup SA scores 89.3 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.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.70.07%
Promogroup 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%
Promogroup SA scores 65.7 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 35.65.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Promogroup 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

Chemin du Verger 6
1036 Sullens

At a glance

Legal form
Corporation
UID
CHE-112.108.892
Founded
2004 · 22 years
Last commercial register change
May 7, 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.
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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