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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesBiel/BienneA-TEAM Haustechnik GmbH
A-TEAM Haustechnik GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of A-Team Haustechnik GmbH is to provide professional sanitary and heating solutions, including services such as central heating solutions, boiler servicing and repair, bathroom renovations and water installations. The company offers tailored solutions to meet the needs of its customers and focuses on providing comfort, efficiency and quality in every project.

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Products & services

Industry:Plumbing & Building Services
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4.4/5

A-TEAM Haustechnik GmbH

✓ Offered
5
Plumbing Installations & Maintenance
Plumbing installations, maintenance and repair of water systems for kitchens, bathrooms and utility rooms, as well as connections to ground and the building.
Heating Installations, Maintenance & Repair
Heating installations, maintenance and repair for various heating systems, including gas boilers and heat pumps, focusing on energy-efficient heating.
Bathroom Renovations
Complete bathroom renovations and conversions for modern, functional bathrooms, from planning through to execution.
Emergency Services / Emergency Repairs
Quick help with burst pipes, leaks, clogged drains and heating faults, including urgent repair cases.
Advisory & Project Planning
Advisory for plumbing and building services projects, support in selecting suitable solutions, and guidance from planning through to implementation.
Trust & reputation

ranQ Trust Score of A-TEAM Haustechnik GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

A-TEAM Haustechnik GmbH scores 86.4 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.90.324%
  • 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.83.810%
  • 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%
A-TEAM Haustechnik GmbH scores 83.0 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%
A-TEAM Haustechnik GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
A-TEAM Haustechnik GmbH scores 57.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.57.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

A-TEAM Haustechnik GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 26 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 26 reviews across all connected sources

Sources
GGoogle526
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Zentralstrasse 99a
2503 Biel/Bienne
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-338.652.856
Founded
2011 · 15 years
Last commercial register change
December 16, 2024
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.
88.0
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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