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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringRenens VdTraject SA
Traject SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Traject SA is an engineering firm specializing in planning, development, and consulting in the field of transportation. The core activities include: Railway Engineering: planning and development of railway infrastructure; Road Engineering: planning and development of road infrastructure; Transportation Planning and Development: planning and development of transportation systems and networks; Smart City and Smart Mobility Strategies: consulting and development of strategies for intelligent cities and mobility solutions; Owner's Assistance: consulting and support for owners in the planning and implementation of transportation projects; Mobility Studies: conducting studies and analyses on mobility and transportation development; Transportation Economics: consulting and analysis in the field of transportation economics and financing.

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Products & services

Industry:Technical Consulting & Engineering
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4.0/5

Traject SA

✓ Offered7
Railway engineering
Railway civil engineering services from preliminary technical studies through commissioning, PAP documentation, tenders, construction follow-up and project coordination.
Road engineering
Planning of road infrastructures related to public transport, making bus stops compliant with LHand, developing soft mobility facilities, park-and-ride exchange car parks and rail-bus interfaces.
Transport planning and development
Study of new transport infrastructures, analysis of supply and demand, estimation of investments and operating costs, substitution scenarios and planning of the supply.
Smart-city and smart-mobility strategies
Development of Smart City strategies and tailored solutions, support for strategic innovation projects and identification of potential for connected services.
Assistance to the client (project owner)
Project coordination services, acquisition of the contracting parties/mandatories, release of obligations after execution, expertise for all phases and independent technical control.
Mobility studies
Analysis of mobility patterns at regional, municipal, project or company level, identification of improvement points, modal shift and impact analysis of projects.
Transport economics
Definition of the financial requirement, search for federal, cantonal or programme-based funding, and support for funding applications for mobility projects.
Trust & reputation

ranQ Trust Score of Traject SA: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Traject 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%
Traject SA scores 75.7 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.70.07%
Traject SA scores 83.3 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).83.322%
Traject SA scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Traject 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

Avenue 14-Avril 20
1020 Renens Vd
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-174.393.402
Founded
2021 · 5 years
Last commercial register change
March 10, 2026
Employees
11 to 20
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.85.03%
    • Full methodology

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