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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateReal Estate Project DevelopmentSion 2BT Building Technology Sàrl
BT Building Technology Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of BT Building Technology Sàrl is real estate brokerage and consulting, including property management and administration, as well as the execution of construction projects and renovations. The company also provides services in the field of energy efficiency and environmental protection.

AI-generated
Offering

Products & services

Industry:Real Estate Project Development
✓ Offered11
Real estate brokerage
Brokerage and commercial, institutional and private transactions for the purchase and sale of real estate.
Real estate consulting
Advisory services for purchase, sale, partitions, investments, maintenance and renovation of the property portfolio.
Real estate appraisals, valuations and estimates
Appraisals, valuations and estimates of real estate for purchase, sale and the enhancement of assets.
PPE administration
PPE administration and management of condominium properties within the real estate portfolio.
Construction management and technical management
Construction management for renovations or new builds, technical management and operational monitoring of real estate projects.
Real estate financing
Financing for real estate projects and transactions.
Project study and enhancement of built heritage
Project study, conservation and enhancement of built heritage, including analysis of renovation scenarios.
Building energy assessment
Building assessment to improve energy efficiency, preserve architectural and technical elements, and evaluate the costs of restoration work.
Real estate development
Development of energy-autonomous houses and chalets or prefabricated wooden houses with a post-and-beam system.
Sale of real estate
Properties for sale, in particular apartments, villas, chalets, mixed-use buildings, land, offices, industrial premises and commercial properties.
Rental of real estate
Properties for rent, in particular apartments, penthouses, storage depots, workshops and villas.
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3.9/5

BT Building Technology Sàrl

Trust & reputation

ranQ Trust Score of BT Building Technology Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

BT Building Technology Sàrl scores 53.8 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.70.824%
  • 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.27.910%
  • 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%
BT Building Technology Sàrl scores 78.5 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.89.612%
  • 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%
BT Building Technology Sàrl 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%
BT Building Technology Sàrl scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BT Building Technology Sàrl reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Avenue St-François 2
1950 Sion 2
Opening hours
Mon
09:00 - 12:00, 14:00 - 18:00
Tue
09:00 - 12:00, 14:00 - 18:00
Wed
09:00 - 12:00, 14:00 - 18:00
Thu
09:00 - 12:00, 14:00 - 18:00
Fri
09:00 - 12:00, 14:00 - 18:00
Sat
10:00 - 16:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-386.977.025
Founded
2015 · 11 years
Last commercial register change
March 12, 2020
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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