ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesOccupational safetyFribourgProna Romandie SA
Prona Romandie SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Prona Romandie SA is an engineering and consulting firm working in environmental and personal protection and occupational safety. Its services include acoustics, building physics, water management, nature and landscape, contaminated sites, and building pollutants.

AI-generated
Offering

Products & services

Industry:Occupational safetyEnvironmental engineer
✓ Offered
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
3.8/5

Prona Romandie SA

12
Environmental impact studies and environmental monitoring of construction sites
Strategic environmental assessments, impact reports and impact notices, specifications and environmental monitoring for the implementation phase, advice during all stages of the project.
Environmental consulting
Advice, awareness-raising, planning and support on environmental issues; OPAM reports, air quality assessments, OPair plans and radon reduction measures.
Water management and protection
Disposal of water from properties and construction sites, master plans for water management, protection of groundwater, hydrogeological monitoring and geothermics.
Acoustics, noise and vibrations
Environmental, industrial and architectural acoustics, noise measurements and modelling, sound protection concepts, acoustic metrology and monitoring systems.
Contaminated sites
Historical, technical and detailed investigations according to OSites, remediation and monitoring, construction projects on contaminated sites, assessments and follow-up of earthworks.
Nature and landscape
Inventory and ecological surveys, surveys of flora and fauna, revitalisation of watercourses, management of natural habitats, biotope plans, landscape measures and control of invasive plants.
Workplace safety
Safety concepts for companies and construction sites, risk analyses, audits, hygiene and safety plans, support for CFST 6508, training and instruction of personnel.
Construction waste and pollutants
Pre-work diagnostics, identification of asbestos and other pollutants, planning and monitoring of remediation sites, waste management concepts and disposal of special waste.
Soil protection
Soil surveys and mapping, assessment of prime agricultural land areas (surfaces d’assolement), protection concepts, pedological monitoring of construction sites, re-cultivation and diagnostic reports.
Building physics
Thermal justification, energy consulting, protection against moisture, airtightness, radon, building acoustics, sustainable construction and fire protection.
Fire protection consulting
Fire protection concepts, quality assurance AQ1 and AQ2, audits, investigation files, fire safety on construction sites, integral tests and final documentation.
GIS
Digitisation and processing of georeferenced data, spatial analyses, interactive web maps, georeferenced databases, cadastres and mobile applications.
Trust & reputation

ranQ Trust Score of Prona Romandie SA: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of November 2026

Prona Romandie SA scores 58.0 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.68.224%
  • 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.17.610%
  • 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.78.08%
Prona Romandie SA scores 62.4 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.58.012%
  • 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%
Prona Romandie 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%
Prona Romandie SA scores 51.4 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 35.51.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Prona Romandie SA reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Prona Romandie SA has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Prona Romandie SA in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Prona Romandie SA by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Prona Romandie SA to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Avenue de la Gare 14
1700 Fribourg

At a glance

Legal form
Branch
UID
CHE-352.126.408
Founded
2022 · 4 years
Last commercial register change
June 1, 2022
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.
76.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    RG
    Roth Gerüste AG
    Fribourg
    HC
    HSE Conseils SA, succursale du canton de Fribourg
    Bossonnens
    AG
    Asevatec GmbH
    Schmitten Fr
    ST
    Siko Technik GmbH
    Plaffeien
    SS
    Sigma Safety GmbH
    Murten
    VF
    VA Formation SA
    Semsales
    OS
    OGH-Safety Sàrl
    Ecuvillens
    CT
    CIMA.CST, titulaire Laetitia Rochat
    Charmey (Gruyère)