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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringBaselWeyer und Partner (Schweiz) AG
Weyer und Partner (Schweiz) AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Weyer und Partner (Schweiz) AG is a firm of consulting engineers and planners specialising in process engineering, pharmaceutical engineering, safety and environmental protection. Services include engineering and plant design, pharmaceutical qualification and validation support, safety and risk analyses (e.g. HAZOP, SIL), environmental impact assessments and regulatory/permit management.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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Weyer und Partner (Schweiz) AG

✓ Offered10
Plant engineering / Engineering
Concept development, Basic Engineering, Detail Engineering, procurement execution, installation supervision and commissioning support for industrial plants.
Plant safety
Occupational health and safety, fire protection, CE marking, cyber security, explosion protection, protection of waters, risk assessments, legal compliance and risk analyses.
Environmental protection and permitting management
Contaminated site and land management, protection of species and FFH compatibility, baseline condition reports, permitting management, impact forecasts and environmental impact assessments.
Pipeline analyses
Water hammer calculations, simulation of pipeline networks and stress calculations for pipeline systems in industrial plants.
Special process engineering
Exhaust air cleaning, plant optimization and debottlenecking, CFD simulation, furnace simulation, process simulation, RAM analysis, safety valves and SIL assessments.
Pharma plant engineering
Feasibility and concept studies, Basic Design, Detailed Design, purchasing support as well as installation and commissioning planning and coordination.
Pharma qualification
VMP and QMP, planning, execution and monitoring of DQ, IQ, OQ and PQ, risk analyses, validation support and supplier audits.
Economic and technical consulting
Construction auditing and construction controlling, balance sheet provisions, energy management according to ISO 50001, funding advisory, KWK-EEG reviews as well as technical and environmental due diligence.
Urban development + urban planning
Neighbour information management, funding management, integrated development concepts, municipal climate protection, participation and facilitation concepts, as well as project management for land development.
Training and e-Learning
Training offerings and e-Learning on safety, engineering and compliance-related topics around industrial plants.
Trust & reputation

ranQ Trust Score of Weyer und Partner (Schweiz) 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.

Weyer und Partner (Schweiz) 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%
Weyer und Partner (Schweiz) AG 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%
Weyer und Partner (Schweiz) 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%
Weyer und Partner (Schweiz) AG scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Weyer und Partner (Schweiz) 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

Güterstrasse 137
4053 Basel

At a glance

Legal form
Corporation
UID
CHE-106.521.976
Founded
1989 · 37 years
Last commercial register change
August 26, 2026
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.100.06%
  • 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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