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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringAmriswilTopSyst Ost AG
TopSyst Ost AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of TopSyst Ost AG is the development and manufacture of individual vehicle equipment tailored to the specific needs and wishes of customers. This includes consulting, planning, design, production, assembly and delivery of vehicle equipment that meets both functional and aesthetic requirements. The company offers both its own systems (TopSyst) and external systems or combinations thereof, and emphasizes Swiss quality workmanship and durability.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
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4.3/5

TopSyst Ost AG

✓ Offered8
Vehicle outfittings
Custom vehicle outfittings for commercial vehicles, from consulting through planning, design, fabrication, installation to delivery; with proprietary TopSyst system, third-party systems and combinations.
Vehicle outfittings for emergency services vehicles
Vehicle outfittings for fire services, police and municipalities, with precisely fitted outfittings for different operational vehicles and requirements.
Vehicle outfittings for electricians
Equipment for electricians' vehicles with outfittings tailored to use, and examples of work and storage space solutions.
Vehicle outfittings for refrigeration technology
Equipment for vehicles in the field of refrigeration technology, including outfittings with TopSyst elements from in-house production and third-party systems.
Vehicle outfittings for survey vehicles
Outfittings for survey vehicles with ladder holder, drawer unit, storage compartments, loading area and writing surface.
Vehicle outfittings for Offroad / Camping
Equipment for Offroad and camping vehicles with drawers, loading areas and outfittings for the Land Rover Defender and other vehicles.
Vehicle outfittings for chimney sweeps
Equipment for chimney sweep vehicles with drawer modules, tubs, storage compartments, loading areas and tie-down rails.
Vehicle outfittings for leak detection
Equipment for leak detection vehicles with ceiling ladder holders, tie-down rails, drawer modules, compartment compartments and foam inserts.
Trust & reputation

ranQ Trust Score of TopSyst Ost AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

TopSyst Ost AG scores 82.6 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.84.124%
  • 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.100.08%
TopSyst Ost AG scores 78.3 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.83.012%
  • 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%
TopSyst Ost 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%
TopSyst Ost AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TopSyst Ost AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 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
5
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle512
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Bielackerstrasse 20
8580 Amriswil
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-333.123.059
Founded
2017 · 9 years
Last commercial register change
October 11, 2021
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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