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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesLucerneGartenmann & Partner Holding AG
Gartenmann & Partner Holding AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Gartenmann & Partner Holding AG is an engineering firm providing specialist services for the building sector, including sustainability consulting, acoustics, building physics, energy concepts, pollutant assessments and fire protection.

AI-generated
Offering

Products & services

Industry:Holding Companies
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Gartenmann & Partner Holding AG

✓ Offered8
Building Physics
Building-physics consulting and verification, including BlowerDoor testing, thermography, daylighting, thermal simulations, condition analyses and construction supervision.
Acoustics and Noise Protection
Acoustic consulting, room acoustics, auralisation, soundscapes, noise protection consulting, noise protection calculations, noise mitigation, impact sound insulation and acoustic measurements.
Sustainability and Life Cycle Assessment
Sustainability concepts, life cycle assessment, DGNB, SNBS, SNBS Gold and consulting on sustainable buildings and values for generations.
Energy Consulting and Energy Concepts
Energy consulting, concept-based energy consulting, energy concepts, subsidy application, GEAK, Minergie-A as well as building simulations and energy legislation topics.
Pollutant Analyses and Building Biology
Pollutant analyses, pollutants, indoor air measurements, indoor air measurements according to VDI 3492, specialist construction management, building damage, mould and freedom from pollutants.
Fire Protection
Fire protection consulting and support for building projects, including QS mandates, expert opinions, reports, measures planning and construction supervision.
BIM and Digital Planning
BIM, CFD simulation, SketchUp, VBA programming and Python programming for planning, analysis and technical evaluations.
Construction Project Support and Specialist Consulting
Consulting and support for building projects, measures planning, submission, construction supervision, LEAN management and integrated tests.
Trust & reputation

ranQ Trust Score of Gartenmann & Partner Holding AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Gartenmann & Partner Holding AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Gartenmann & Partner Holding AG scores 94.3 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.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.90.07%
Gartenmann & Partner Holding 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%
Gartenmann & Partner Holding AG scores 97.1 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 35.97.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gartenmann & Partner Holding AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Frankenstrasse 9
6003 Lucerne
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.044.730
Founded
1992 · 34 years
Last commercial register change
May 13, 2026
Employees
51 to 100
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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