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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral contractorZurichA - Z Totalunternehmung GmbH
A - Z Totalunternehmung GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

A - Z Totalunternehmung GmbH carries out renovations and conversions and provides construction management and project management. Its services include painting, plastering and floor-covering work.

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Products & services

Industry:General contractor
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A - Z Totalunternehmung GmbH

✓ Offered5
Renovations and Refits
Partial and complete renovations, refurbishment of older buildings, demolition and layout changes, and kitchen and bathroom refits; work is coordinated for apartments, houses and commercial premises.
Construction Management and Project Management
Project planning and scheduling, cost and budget control, contractor coordination and on-site quality assurance, including construction meetings, handover inspections and documentation.
Painting Work
Interior painting of walls and ceilings, facade painting, and painting doors and windows; work also includes surface preparation, protecting rooms, and advice on colours and materials.
Plastering Work
Base and finish coats, smooth plaster and textured render, drywall and plasterboard walls, and Q1–Q4 filling work; also includes patching, repairs and ceiling cladding.
Flooring Installation
Advice on material selection and installation of laminate, parquet, vinyl and design flooring; services also include subfloor preparation, removal of old flooring, skirting boards and transitions.
Trust & reputation

ranQ Trust Score of A - Z Totalunternehmung GmbH

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

A - Z Totalunternehmung GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
A - Z Totalunternehmung GmbH 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%
A - Z Totalunternehmung GmbH 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%
A - Z Totalunternehmung GmbH 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%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

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

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Location

Winterthurerstrasse 703
8051 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-408.247.109
Founded
2015 · 11 years
Last commercial register change
August 24, 2023
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHZurich
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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