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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsLausanneGalletti & Matter architectes, titulaire Olivier Galletti
Galletti & Matter architectes, titulaire Olivier Galletti Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company Galletti & Matter architectes is an architectural firm specializing in the planning and realization of construction projects.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered5
Architecture
Institutional projects from winning design competitions and ongoing projects resulting from private commissions; design of buildings tailored to the site, the programme and the client’s needs.
Renovation and conversion of buildings
Renovation of historic buildings, conversion of former schools, a former polyclinic, a farmhouse or a barn stable complex, with adaptation to new uses.
School and public facilities architecture
Projects for primary and secondary schools, secondary schools, lecture halls, multipurpose rooms, a library and other institutional facilities.
Residential architecture
Single-family homes and homes for two families, with residential projects in Lausanne, Grandvaux, Fully and Saillon.
Architecture for administrative and industrial buildings
Projects for industrial services and other buildings of an administrative or technical type, designed as works adapted to the needs of the programme.
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3.6/5

Galletti & Matter architectes, titulaire Olivier Galletti

Trust & reputation

ranQ Trust Score of Galletti & Matter architectes, titulaire Olivier Galletti: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

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Data basis 96% · As of October 2026

Galletti & Matter architectes, titulaire Olivier Galletti scores 51.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.66.724%
  • 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.27.910%
  • 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.35.08%
Galletti & Matter architectes, titulaire Olivier Galletti scores 57.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.50.012%
  • 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%
Galletti & Matter architectes, titulaire Olivier Galletti scores 85.0 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).85.022%
Galletti & Matter architectes, titulaire Olivier Galletti scores 28.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Galletti & Matter architectes, titulaire Olivier Galletti reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». The rating draws, among other things, on 4.5 out of 5 stars from 2 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
4.5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle4.52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chemin du Languedoc 30 a
1007 Lausanne

At a glance

Legal form
Sole proprietorship
UID
CHE-300.505.158
Founded
2023 · 3 years
Last commercial register change
June 16, 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.67.06%
  • 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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