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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryCrafts & TradesAir conditioningBaselMarkus Egli AG
Markus Egli AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Markus Egli AG is a building services company specialising in heating, plumbing, air-conditioning and ventilation systems. It plans, installs and maintains heating systems, sanitary installations and indoor climate solutions for residential and commercial customers.

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Service area

Offering

Products & services

Industry:Air conditioningHeating installer
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Markus Egli AG

Plumber
✓ Offered3
Heating systems
Heating systems for new builds, renovations and repairs; planning, installation and maintenance of heat pumps, gas and oil heating systems, district heating connections, solar thermal systems as well as heat distribution and heat transfer.
Plumbing
Plumbing installations and renovations for bathrooms, kitchens, buildings and water systems; water and wastewater pipes, boilers, water softening systems, hot water solutions, bathroom refurbishments and barrier-free conversions.
Air conditioning & ventilation
Air conditioning and ventilation systems for residential, office and commercial premises; kitchen extract ventilation, heat recovery, comfort ventilation, controlled residential ventilation, dehumidification systems and air-conditioning units.
Trust & reputation

ranQ Trust Score of Markus Egli AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of November 2026

Markus Egli AG scores 71.3 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.78.124%
  • 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.49.510%
  • 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.78.08%
Markus Egli 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%
Markus Egli AG scores 86.7 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).86.722%
Markus Egli AG scores 0.6 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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Markus Egli AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 6 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Holeestrasse 145
4054 Basel

At a glance

Legal form
Corporation
UID
CHE-107.405.479
Founded
1997 · 29 years
Last commercial register change
November 23, 2011
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • BSBasel
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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