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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateReal Estate Project DevelopmentZurichTechno Bau Dörig AG
Techno Bau Dörig AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Techno Bau Dörig AG encompasses the planning, realization and management of real estate, particularly in demanding residential construction, as well as the provision of services in the fields of architecture, construction management, interior design, property management and real estate.

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Offering

Products & services

Industry:Real Estate Project Development
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Techno Bau Dörig AG

✓ Offered7
Real estate development and property management
Planning through to completion of residential buildings, care of own properties, management of rental properties and ongoing maintenance, renovation and refurbishment of the portfolio in the Zurich region.
Architecture and planning
Architectural services and planning for high-end residential construction, from concept development to implementation.
Construction management
Construction management for building projects, including coordination and control from planning through to completion.
Construction execution
Execution of construction work within own residential and real estate projects.
Interior Design
Interior design and interior fit-out for residential properties with a contemporary standard of finishes.
Construction consulting
Advice on construction and real estate matters, particularly for residential construction and project implementation.
Rental of rental properties
Letting of detached real estate properties from its own portfolio, with current rental listings in the Zurich region and an application process.
Trust & reputation

ranQ Trust Score of Techno Bau Dörig AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Techno Bau Dörig AG scores 77.0 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.75.924%
  • 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.65.210%
  • 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.95.08%
Techno Bau Dörig 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%
Techno Bau Dörig 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%
Techno Bau Dörig AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Techno Bau Dörig AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 12 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
4.7
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.712
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Eierbrechtstrasse 37
8053 Zurich
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
Corporation
UID
CHE-103.178.089
Founded
1980 · 46 years
Last commercial register change
December 19, 2025
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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