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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsKappel SoDella Giacoma Holding AG
Della Giacoma Holding AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Della Giacoma Holding AG provides services in architecture, project development, construction, and property management. The company handles planning and execution for new builds, conversions, and refurbishments, and also supports marketing, letting, and administration of real estate.

AI-generated
Offering

Products & services

Industry:Architecture FirmsHolding CompaniesProperty Management
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Della Giacoma Holding AG

✓ Offered7
Architecture for single-family houses
Planning, preliminary design, project and execution planning for single-family houses; feasibility studies, conversions, refurbishments and new-builds.
Architecture for multi-family houses
Planning, project development and execution of multi-family houses; preliminary design, execution planning, new-builds and residential developments.
Architecture for commercial buildings
Planning and realisation of commercial buildings, including new-builds for garages, storage buildings and deep-freeze warehouses.
Renovation and conversion architecture
Conversions, extensions and alterations, full refurbishments and renovations of single-family houses and other buildings.
Property management
Management of rental properties and condominium ownership; technical and administrative management plus initial lettings.
Property marketing and sales
Sale, marketing and letting of properties, including initial lettings and portfolio development.
Property valuation and project development
Valuations of properties and real-estate project development across the full lifecycle.
Trust & reputation

ranQ Trust Score of Della Giacoma Holding AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of October 2026

Della Giacoma Holding 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%
Della Giacoma Holding AG scores 49.4 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.82.07%
Della Giacoma Holding AG scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Della Giacoma Holding AG scores 85.7 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 35.85.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Della Giacoma Holding AG reaches a ranQ Trust Score of 3.8 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

Mittelgäustrasse 33
4616 Kappel So

At a glance

Legal form
Corporation
UID
CHE-256.010.916
Founded
2026 · 0 years
Last commercial register change
May 1, 2026
Employees
21 to 50
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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