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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceZurichSuter Zotti Schadstoffsanierung AG
Suter Zotti Schadstoffsanierung AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Suter Zotti Schadstoffsanierung AG is the remediation of pollutants such as asbestos, PCB, PAK, formaldehyde and mold in buildings and structures. This includes the detection, evaluation and removal of pollutants as well as the planning and implementation of remediation measures in accordance with relevant guidelines and regulations.

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Products & services

Industry:Building Maintenance
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Suter Zotti Schadstoffsanierung AG

8
Hazardous substance remediation
Remediation of hazardous substances for asbestos, PCB, PAHs, PCP, formaldehyde and mould; professional removal, dismantling, cleaning, decontamination, measurement and disposal.
Hazardous substance detection
Organisation of material samples, sampling of suspicious building components and, if required, a complete building check for the detection of hazardous substances.
Risk assessment for hazardous substances
Risk assessment based on building inspections and material samples, including determination of the need for remediation.
Remediation planning
Complete planning of hazardous substance remediation, including submission of the required applications, permits, remediation concepts and zoning plans.
Site setup for hazardous remediation
Covering and zoned construction, airlocks and installations, negative pressure keeping units, exhaust air routing and mobile zones for safe remediation processes.
Hazardous substance cleaning and decontamination
Maintenance of the zones, cleaning, visual inspection, decontamination and fractioning of materials in and after the remediation zone.
Measurement, acceptance and clearance
Visual acceptance, indoor air monitoring, evaluation of the measurement results and release of the remediation zone after completion of the work.
Disposal of hazardous substances
Packaging, removal from the containment zone, intermediate storage and disposal of contaminated material in suitable containers and rooms.
Trust & reputation

ranQ Trust Score of Suter Zotti Schadstoffsanierung AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Suter Zotti Schadstoffsanierung AG scores 73.9 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.61.424%
  • 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.82.910%
  • 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.100.08%
Suter Zotti Schadstoffsanierung AG scores 93.4 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.95.212%
  • 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.82.07%
Suter Zotti Schadstoffsanierung AG 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%
Suter Zotti Schadstoffsanierung AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Suter Zotti Schadstoffsanierung AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 25 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
4.2
of 5

Aggregated from 25 reviews across all connected sources

Sources
GGoogle4.225
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Flüelastrasse 7
8048 Zurich
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-470.284.916
Founded
2013 · 13 years
Last commercial register change
June 11, 2021
Employees
21 to 50
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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.100.03%
    • Full methodology

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