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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesGranges-Près-MarnandDESPRAZ HOLDING SA
DESPRAZ HOLDING SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

DESPRAZ HOLDING SA designs, prefabricates and maintains thermal installations and industrial piping systems, providing technical studies, 3D modelling, execution drawings, passivation and maintenance/repair services.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered12
Thermal piping
Design, fabrication and installation of steam piping networks subject to the DESP, for black steam and white steam, with study, certification and commissioning.
Industrial piping
Design, fabrication and installation of industrial piping networks in stainless steel, steel, technical plastic or specific alloys, for water, process fluids, compressed air and installations in an industrial environment.
Fine piping
Design, fabrication and installation of fine piping networks for pharmaceutical, chemical, hospital and high-technology applications, with traceability, purity and compliance.
Potable water & wastewater piping
Design, installation and maintenance of potable water, city water and wastewater networks, with reservoirs, water treatment, pumping stations and wastewater treatment plants.
District heating / UVTD
Design, installation and maintenance of district heating networks, connections, sub-stations, pre-insulated pipes and heat recovery networks for UVTD.
Mobile heating plants
Provision of ready-to-use mobile heating plants for heat, steam or hot water, with generators, fuel oil tank and a maintenance contract.
Technical study
Analysis of needs, network dimensioning, thermal balances, schematic diagrams, DESP compliance, technical gas networks, purified water and energy optimization.
Technical drawings
General arrangement plans, detail plans, isometrics, supports and structures for industrial installations, with complete dimensioning and paper and digital deliverables.
3D modelling
Accurate digital models of complete installations, with data acquisition, collision detection, coordination of the parties involved and extraction of execution plans.
Passivation
Stripping and natural passivation of parts and welded assemblies in stainless steel, with treatment of oxides, quality control and complete traceability.
Execution drawings
Complete execution documentation for fabrication and installation, with general plans, piping plans, support plans, assembly details and as-built plans.
Maintenance & troubleshooting
Maintenance, troubleshooting and repair of piping networks, thermal installations and production systems, with urgent interventions, preventive contracts and documentation follow-up.
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4.3/5

DESPRAZ HOLDING SA

Trust & reputation

ranQ Trust Score of DESPRAZ HOLDING SA: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

DESPRAZ HOLDING SA scores 77.6 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.73.724%
  • 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.68.910%
  • 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.100.08%
DESPRAZ HOLDING 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%
DESPRAZ HOLDING 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%
DESPRAZ HOLDING SA scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

DESPRAZ HOLDING SA reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 14 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
4.6
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.614
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Chemin des Loveresses 10
1523 Granges-Près-Marnand
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 - 15:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.116.721
Founded
2008 · 18 years
Last commercial register change
March 25, 2019
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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