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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringEgliswilTresch + Kieliger GmbH
Tresch + Kieliger GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Tresch + Kieliger GmbH is an engineering firm that develops and manufactures test rigs, test-rig infrastructure and related components for high-pressure and high-temperature applications. Services include feasibility studies, design and development, FEA/CFD calculations, risk assessments, procurement and assembly/commissioning, and the company supplies probes, feedthroughs, burners and pressure vessels.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered8
Engineering Consulting and Feasibility Studies
Engineering consulting, feasibility studies, risk analyses, as well as design and development services for test facilities, test cells, and technical components.
Calculations and Simulations
FE and CFD calculations, stress analyses, and thermal performance assessments for systems and components, supplemented by technical sizing and safety documentation.
Procurement
Material procurement and process optimization for projects, including access to Swiss, European, and global supplier networks.
Assembly and Commissioning
Assembly and commissioning of systems worldwide, including installation, pressure testing, and final inspections in cooperation with certification bodies.
Test Rigs
Test rigs for combustion, flame acoustics, aerodynamics, and component testing, designed for high-temperature and high-pressure applications.
Test Cell Infrastructure
Engineering and manufacturing of test cell infrastructure with back pressure valves, manifolds, instrumentation, and control systems for test setups.
Test Stand Components
Design and manufacture of pressure vessels, combustion chambers, hot gas generators, burners, exhaust lines, exhaust aftercooling, supports, and tools.
Renewable Syngas Production
Technologies for renewable syngas production with Plasmatrichtech and chemical reactors, as well as thermal energy storage for CO2-neutral synthetic fuels.
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4.1/5

Tresch + Kieliger GmbH

Trust & reputation

ranQ Trust Score of Tresch + Kieliger GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Tresch + Kieliger GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Tresch + Kieliger GmbH scores 84.1 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.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.70.07%
Tresch + Kieliger GmbH 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%
Tresch + Kieliger GmbH 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

Tresch + Kieliger GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

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Location

Binzenholzstrasse 20
5704 Egliswil

At a glance

Legal form
Branch
UID
CHE-398.918.897
Founded
2006 · 20 years
Last commercial register change
September 28, 2011
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.
76.0
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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