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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringZurichGhisleni Partner AG
Ghisleni Partner AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Ghisleni Partner AG provides general planning, construction management, site supervision and construction economics services for building projects. The company also supports clients with project management, BIM management and client consulting and representation.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered11
General planning
General planning for large and complex construction projects; a single point of contact, project-specific specialist planning team, coordination of specialists, cost, schedule and quality control.
Client advisory and representation
Client advisory and representation including needs and condition analysis as well as maintenance and renewal planning for construction projects.
Construction management
Construction management as part of the service scope for implementing construction projects; organisational support in the planning and implementation process.
Construction economics
Construction economics for construction projects; economic evaluation and support as part of planning and implementation.
Project management, construction management and implementation
Project management, construction management and implementation for construction projects; coordination, organisation and delivery within overall planning.
BIM management and digital management platforms
BIM management and digital management platforms for more efficient and transparent planning and implementation, and for ongoing exchange and access to project data.
Planning and design
Planning and design for construction projects as part of the service scope; preparation and elaboration of projects up to implementation.
GU/TU submission
GU/TU submission as part of project execution and procurement for construction projects.
General partial assignments according to SIA 102
General partial assignments according to SIA 102 as modular support for individual project stages or partial tasks.
Needs and condition analysis
Needs and condition analysis as part of client advisory and for preparing maintenance and renewal planning.
Maintenance and renewal planning
Maintenance and renewal planning for existing buildings as part of client advisory and condition analysis.
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3.9/5

Ghisleni Partner AG

Trust & reputation

ranQ Trust Score of Ghisleni Partner AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Ghisleni Partner AG scores 50.9 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.46.724%
  • 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.45.610%
  • 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.70.08%
Ghisleni Partner AG scores 82.7 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.89.612%
  • 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.82.07%
Ghisleni Partner AG 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%
Ghisleni Partner AG scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ghisleni Partner AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.2 out of 5 stars from 5 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
3.2
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle3.25
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Lessingstrasse 3
8002 Zurich
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-464.988.446
Founded
2015 · 11 years
Last commercial register change
December 21, 2015
Employees
21 to 50
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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