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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsGrand-LancyClass Orga Bureau SA
Class Orga Bureau SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Class Orga is office design, planning, implementation and renovation for companies, as well as related services such as architecture, project management and furniture.

AI-generated
Offering

Products & services

Industry:General Contractors
✓ Offered
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4.3/5

Class Orga Bureau SA

7
Building construction
Construction and demolition of single-family houses, residential or commercial buildings; structural concrete and masonry work, foundations, structure, coordination of all trades.
Building renovation
Renovation of apartments, houses, commercial premises and offices; restructuring of spaces, thermal insulation, compliance upgrades, finishes, minor building works.
All-trades construction work
Integral coordination of building work: structural works, electrical, heating, plumbing, plastering and painting, fireproof insulation, carpentry, coverings, ceilings and IT networks.
Professional office fit-out
Design and implementation of custom workspaces: space planning, furniture, partitions, acoustic treatment, floor coverings, technical ceilings, meeting rooms.
Interior design and architecture
Custom interior fit-out for living spaces: kitchen, bathrooms, living room, bedroom, interior glazing, acoustic insulation, 2D/3D plans, site supervision.
Building energy optimisation
Energy audit CECB/CECB+, feasibility study, management of subsidies and financing, steering of energy renovation works and compliance upgrades.
Professional office furniture
Selection, supply and installation of office furniture: workstations, chairs, storage, meeting areas, lounge furniture and acoustic solutions.
Trust & reputation

ranQ Trust Score of Class Orga Bureau SA: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Class Orga Bureau SA scores 73.8 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.78.624%
  • 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.65.210%
  • 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.70.08%
Class Orga Bureau SA scores 85.5 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.55.07%
Class Orga Bureau 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%
Class Orga Bureau SA 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

Class Orga Bureau SA reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 12 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
4.8
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.812
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Chemin de Grange-Collomb 34
1212 Grand-Lancy
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.955.159
Founded
1981 · 45 years
Last commercial register change
August 10, 2023
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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