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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureConstruction & Project ManagementZurichONUR Projects GmbH
ONUR Projects GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ONUR PROJECTS GMBH is the provision of engineering and consulting services in the field of building technology, particularly in the disciplines of electrical engineering, HVAC/SR/MEP planning, photovoltaic planning, lighting planning, owner consulting, owner representation, general planning, project management and professional quality management.

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Offering

Products & services

Industry:Construction & Project Management
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4.0/5

ONUR Projects GmbH

Owner's Representative
✓ Offered7
Client representation
Advisory services and client representation for developers, owners, investors and operators; support from development through to operations, with a focus on sustainable and cost-effective building.
General planning
Overall responsibility for the planning and execution of construction projects; feasibility studies, building analyses, concepts, scheduling, preliminary design, construction design, permitting procedures, cost planning, tenders and specialist site management.
Project management
Project organisation and control of costs, schedules, construction processes and quality assurance; coordination between owners, specialist designers and executing companies up to handover on a turnkey basis.
Engineering
Engineering solutions for construction projects; feasibility studies, building analyses, energy demand analyses, detailed design, specialist site management, cost controlling, inspections, commissioning and revision documentation.
Overall management
Overall planning of all building services disciplines from a single source; spatial and technical coordination planning, detailed design, specialist site management, cost controlling, inspections, commissioning and support for facility management.
Photovoltaic planning
Feasibility studies, variant analyses, system calculations, building and funding applications, as well as building integration and storage systems for photovoltaic installations.
Lighting planning
Lighting concepts, planning of luminaires and control systems, visualisation of ideas, Minergie compliance calculation, product-independent consulting, mock-ups/colour samples, as well as tenders and negotiations.
Trust & reputation

ranQ Trust Score of ONUR Projects GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

ONUR Projects GmbH scores 69.9 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.67.524%
  • 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.61.010%
  • 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.88.08%
ONUR Projects GmbH scores 74.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.79.212%
  • 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%
ONUR Projects GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
ONUR Projects GmbH scores 5.7 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 35.5.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ONUR Projects GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 10 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
4.4
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.410
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Neunbrunnenstrasse 38
8050 Zurich
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:30
Tue
07:30 - 12:00, 13:00 - 17:30
Wed
07:30 - 12:00, 13:00 - 17:30
Thu
07:30 - 12:00, 13:00 - 17:30
Fri
07:30 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-198.935.400
Founded
2018 · 8 years
Last commercial register change
June 30, 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.
88.0
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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