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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsNyonSWISSDEV SA
SWISSDEV SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

SWISSDEV SA is a company providing architecture, engineering and technical expertise for building and civil engineering projects. Its services include construction and architectural design, technical expert reports and project supervision, specialised railway solutions (rail cooling and ballast reinforcement), nanostructured coatings for industry, health and renewable-energy applications, and solar panels.

AI-generated
Offering

Products & services

Industry:Architecture FirmsGeneral Contractors
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4.0/5

SWISSDEV SA

✓ Offered6
Architecture
Architecture for new homes, historic buildings, modern and collaborative workspaces; design of innovative, aesthetic and functional spaces, project support from concept to execution.
Construction
Construction of new houses, renovation and transformation of buildings, execution of residential and commercial projects, project support until the end of construction.
Technical assessments
Real estate and technical expertise, technical opinion before acquisition, construction quality monitoring, acceptance of the work, application of SIA standards and technical, financial and legal analysis.
Property expertise before purchase
Technical opinion before acquiring an apartment or a house, analysis of the property’s strengths and weaknesses before purchase, in particular cracks, moisture and defects.
Construction quality monitoring
Coordination of complex projects, control of compliance and quality during construction, professional support to prevent defects.
Acceptance of the work
Assistance during the acceptance of a property with the general contractor or developer, to properly verify and accept the work.
Trust & reputation

ranQ Trust Score of SWISSDEV SA: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

SWISSDEV SA scores 63.5 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.73.124%
  • 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.35.310%
  • 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%
SWISSDEV SA scores 81.1 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.89.612%
  • 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%
SWISSDEV 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%
SWISSDEV SA scores 40.0 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 35.40.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SWISSDEV SA reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Route du Boiron 7
1260 Nyon
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-265.554.960
Founded
2015 · 11 years
Last commercial register change
July 31, 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.
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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