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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringZugDonnington International AG
Donnington International AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Donnington International AG is an international group of companies that provides consultancy, project management, engineering, procurement and construction services to clients in the clean energy, oil & gas, power generation, mining, environment and infrastructure sectors.

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Offering

Products & services

Industry:Technical Consulting & EngineeringConstruction & Project Management
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Donnington International AG

✓ Offered8
EPCM Services
Project management, engineering, procurement, construction, installation, commissioning as well as QA/QC, HSE, project control and administration for energy, oil and gas, and infrastructure projects.
Advisory and Project Finance
International advisory services and project finance solutions with technical, strategic, economic and regulatory support, including project analyses, assessment, contract review and strategic planning.
Turnkey Project Solutions
Turnkey project delivery from the concept phase through execution for projects with an emphasis on infrastructure, environment and decarbonisation.
Global Procurement and Supply Chain Services
Global procurement solutions, sourcing and purchasing, material and inventory management, quality checks, as well as transport and logistics for energy, oil and gas, and related industries.
Operations and Maintenance
Operations and maintenance with plant management, operator training, operation readiness, due diligence, asset integrity, brownfield upgrades, shutdowns, mothballing and decommissioning.
Asset Integrity Management and Surveillance Services
Asset integrity management with remote monitoring, inspections, data analytics, compliance checks and digitally supported maintenance and decision support for energy infrastructure.
Carbon Management
Net-zero strategies and decarbonisation solutions with analysis of current technologies, support for renewable projects, energy saving and climate-related objectives.
Waste Management
Waste management and special cleaning for refineries and petrochemicals, including hazardous waste incineration, hazardous material storage, firewater retention, solvent recovery and healthcare waste management.
Trust & reputation

ranQ Trust Score of Donnington International AG: 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.

Donnington International AG 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%
Donnington International AG scores 82.3 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.92.512%
  • 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%
Donnington International AG 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%
Donnington International AG scores 6.0 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 35.6.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Donnington International AG 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

Baarerstrasse 43
6300 Zug

At a glance

Legal form
Corporation
UID
CHE-370.148.359
Founded
2014 · 12 years
Last commercial register change
November 12, 2025
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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