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 · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberGenevaEntreprise Costa SA
Entreprise Costa SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Entreprise Costa SA provides sanitary installation services and works on water, compressed-air and gas systems. Its activities include emergency repairs and maintenance, renovation and conversion, new construction projects, and technical services such as CAD plans and tender documents.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered4
Sanitary emergency service
Emergency call-out for urgent cases, leaks and blocked pipes, maintenance of sanitary installations, frost protection and restart of outdoor installations.
Renovation and transformation of sanitary installations
Renovation from A to Z, transformation of sanitary installations, adaptation to existing buildings and execution in accordance with the new applicable standards.
Sanitary construction sites
Site management for residential, commercial and public buildings, with coordination between site staff and the technical office and monitoring of the work.
Sanitary technical office
Advice and project support through to completion, cost control, CAD drawings, tender calls and expertise of sanitary installations.
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
4.1/5

Entreprise Costa SA

Trust & reputation

ranQ Trust Score of Entreprise Costa SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of November 2026

Entreprise Costa SA scores 65.2 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.53.024%
  • 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.70.510%
  • 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.95.08%
Entreprise Costa SA scores 85.5 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.100.012%
  • 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%
Entreprise Costa SA scores 86.7 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).86.722%
Entreprise Costa SA scores 4.3 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 35.4.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Entreprise Costa SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.9 out of 5 stars from 15 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
3.9
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle3.915
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

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

Get started
Comparisons

Entreprise Costa SA in comparison

Soon

Industry comparisons are coming soon

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

Is this your company?

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

Secure profile

Location

Rue des Pavillons 14
1205 Geneva
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 16:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.751.237
Founded
1987 · 39 years
Last commercial register change
March 26, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • GEGeneva
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

    Similar companies

    DS
    DEP SA Dépannages sanitaires
    Geneva
    PS
    Perrotin SA
    Perly
    CS
    Cerutti Sanitaires SA
    Geneva
    SS
    SB Sanitaires Sàrl
    Grand-Lancy
    SP
    SERVICES PLUS ENERGIES SA
    Bernex
    BE
    BT Eau'Service SA
    Geneva
    RS
    RS Sanitaire Sàrl
    Satigny
    GC
    Georges Constantin SA
    Plan-Les-Ouates