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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsThônexLionel Spicher Architecte Sàrl
Lionel Spicher Architecte Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Lionel Spicher Architecte is the planning and execution of architectural projects, particularly the renovation and refurbishment of buildings, as well as the integration of sustainable elements such as greening and solar sensors.

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Products & services

Industry:General Contractors
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Lionel Spicher Architecte Sàrl

Renovation and heritage restoration architecture
Renovation and restoration of built heritage, reuse of materials, integration of new energy systems into existing protected buildings.
Building energy renovation
Studies and projects for energy renovation of buildings, improving the building envelope, upgrading installations and integrating solar thermal collectors.
Interior renovation and interior fit-out
Interior renovation of apartments, houses, offices and public spaces, as well as interior fit-outs for shops, day-care centres and halls.
Building transformation and rooftop extension
Transformation of buildings, rooftop extensions, renovation with an extension and adaptation of residential, mixed-use or industrial buildings.
Architecture competitions and project studies
Architecture competitions, parallel study mandates, development studies and winning projects for housing, public facilities and mixed-use buildings.
Housing architecture
Projects for multi-family housing, cooperative housing, HBM housing, residential buildings and mixed-use programmes with housing.
Architecture for public and cultural facilities
Projects for day-care centres, early-childhood living spaces, clinics, museums, music schools and other public or cultural facilities.
Refurbishment and regulatory compliance upgrades
Upgrades to bring glazing, heat-generation installations, building services and existing buildings into compliance.
Trust & reputation

ranQ Trust Score of Lionel Spicher Architecte Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

Lionel Spicher Architecte Sàrl 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%
Lionel Spicher Architecte Sàrl scores 67.8 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.64.612%
  • 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%
Lionel Spicher Architecte 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%
Lionel Spicher Architecte Sàrl scores 7.7 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 35.7.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Lionel Spicher Architecte Sàrl reaches a ranQ Trust Score of 4.0 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

Route de Jussy 38 a
1226 Thônex
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-188.544.558
Founded
2021 · 5 years
Last commercial register change
July 3, 2026
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.
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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