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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionUsterOtt AG
Ott AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Ott AG is the construction business, particularly building construction, renovation and masonry work. The company offers a comprehensive service for the construction of single-family homes, residential buildings and other construction projects, as well as for renovations and custom masonry work.

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Offering

Products & services

Industry:Building Construction
✓ Offered5
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Ott AG

Building construction
Residential buildings and housing developments, from single-family houses to larger residential projects; implemented according to customer wishes.
Building conversion
Renovations and conversions, minor adjustments, retrofitting of basements, complete hollowing-out of buildings and installation of supporting systems.
Customer masonry works
Supplementing plaster, creating plinths and adding coatings; carried out with equipped teams on site.
Aerial lift rental
Rental of a Skyworker for half-day, day or weekly use; operation and transport by the tenant.
Construction consulting
Advice on all aspects of building, support with questions and, if needed, referral to suitable tradespeople for implementation.
Trust & reputation

ranQ Trust Score of Ott AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

Ott AG 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%
Ott 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%
Ott AG scores 86.7 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).86.722%
Ott AG scores 10.0 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 35.20.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Ott AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, 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.

Press

Media

June 25, 2024Media
Ott AG in Uster will kein Bauunternehmen mehr sein
zo-online.ch

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Location

Zentralstrasse 17a
8610 Uster

At a glance

Legal form
Corporation
UID
CHE-112.454.822
Founded
2005 · 21 years
Last commercial register change
February 26, 2026
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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