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

About the company

Gartenmann Engineering AG provides specialised engineering services for the construction sector. Its work covers areas such as sustainability, acoustics, building physics, energy, pollutant analyses and fire protection.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered8
Energy consulting
Energy consulting, conceptual energy consulting, subsidy application, GEAK, building simulations and energy support for construction projects.
Building physics
Building physics investigations, heat and moisture building physics, airtightness, isotherms, timber construction and sustainable building concepts.
Acoustics and noise protection
Acoustics, room acoustics, acoustic measurement, auralisation, noise protection consulting, noise protection calculations, noise remediation and impact sound insulation.
Sustainability consulting
Sustainability concepts, DGNB, SNBS, life cycle assessment, Minergie-A and sustainable support for construction projects.
Pollutant and indoor air measurements
Pollutant / specialist site supervision, pollutants, indoor air measurements, indoor air measurements according to VDI 3492 and absence of pollutants.
Construction and execution supervision
QS mandates, condition analyses, expert reports and assessments, measures planning, construction execution monitoring, consulting and support.
BIM and simulation services
BIM, flow simulation, CFD simulation, thermal simulations, building simulation and technical modelling.
Fire protection
Fire protection-related consulting and support for construction projects.
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4.0/5

Gartenmann Engineering AG

Trust & reputation

ranQ Trust Score of Gartenmann Engineering AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Gartenmann Engineering 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 Engineering AG scores 85.9 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.90.07%
Gartenmann Engineering 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 Engineering 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 Engineering AG reaches a ranQ Trust Score of 4.0 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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Comparisons

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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
Branch
UID
CHE-489.813.165
Founded
2014 · 12 years
Last commercial register change
June 1, 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.
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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