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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingZurichErnst Lips AG
Ernst Lips AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Ernst Lips AG includes the planning, installation and maintenance of building envelopes and building technology, including: roofing and carpentry, sheet metal work, plumbing, solar, roofing, heating and cooling. The company offers these services for new construction, renovation, service and emergency.

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Offering

Products & services

Industry:RoofingSheet Metal Work
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4.2/5

Ernst Lips AG

✓ Offered6
Roofer / Roof construction
New construction of pitched and flat roofs, roof renewals and repairs, waterproofing and insulation, roof windows, skylights, roof access, as well as roof repairs and leak detection.
Sheet-metal work
Gutters, downpipes and drainage systems, connections and flashings around chimneys and roof windows, metal cladding, custom-made components, as well as repairs to existing sheet-metal work.
Solar energy
Photovoltaic systems for residential buildings and smaller commercial properties, planning and sizing for new builds or roof renovations, electrical connection, system integration, and support with subsidies and approvals.
Heating
Heating systems for single-family and multi-family homes, replacement and modernization of existing installations, integration with solar or other energy systems, as well as regular service and troubleshooting.
Plumbing
Drinking-water and wastewater installations, bathroom renovations and modernizations, replacement of fittings and pipework, service and repair of sanitary installations, and advice on water quality and water efficiency.
Maintenance / Service
Regular inspections of roofs and building services, small and major repairs to roofing, plumbing and heating, on-call emergency service, and ongoing maintenance contracts on request.
Trust & reputation

ranQ Trust Score of Ernst Lips AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Ernst Lips AG scores 75.3 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.60.724%
  • 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.100.010%
  • 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%
Ernst Lips 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%
Ernst Lips 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%
Ernst Lips AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ernst Lips AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 64 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
4.2
of 5

Aggregated from 64 reviews across all connected sources

Sources
GGoogle4.264
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Knüslistrasse 4
8004 Zurich
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.410.341
Founded
1975 · 51 years
Last commercial register change
March 8, 2021
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.
100.0
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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