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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionRheinsulzASTRA Tech AG
ASTRA Tech AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Astra Tech AG is the manufacture of steel constructions, particularly in the fields of steel construction, mechanical engineering and plant construction. This includes the production of steel parts, profile production, tanks, settling tanks, consoles and other metal constructions. The company also offers services such as maintenance and renovation of plants, as well as coating and surface treatment of steel parts.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered5
Profile fabrication
Edge profiles, C-profiles, Z-, U- and L-profiles as well as fascia and skylight frames, reinforcement profiles and custom formed parts according to customer specifications.
Tanks
Sedimentation tanks, neutralisation tanks, wash tanks and compact water treatment plants; including planning, development, cutting to size, bending, welding, painting and final assembly.
Steel parts and steel structures
Manufacture of steel parts, steel construction, railings, brackets, pipe supports, special structures and supply components for timber construction, general contractors and building projects.
Mechanical engineering and plant engineering
Development, design, production, assembly and commissioning of machines and plants; including project management, modifications and optimisation for industry, chemical and pharmaceutical sectors.
Metalworking and locksmithing work
Metalworking/locksmith services, MIG/MAG welding work, sheet-metal structures made of structural steel, painting as well as processing and aftercare for steel structures and older plants.
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4.1/5

ASTRA Tech AG

Trust & reputation

ranQ Trust Score of ASTRA Tech AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

ASTRA Tech AG scores 60.4 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.70.824%
  • 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.27.910%
  • 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.70.08%
ASTRA Tech AG scores 89.3 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.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.70.07%
ASTRA Tech AG scores 83.3 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).83.322%
ASTRA Tech AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ASTRA Tech AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Alte Bahnhofstrasse 12
5084 Rheinsulz
Opening hours
Mon
08:00 - 16:00
Tue
08:00 - 16:00
Wed
08:00 - 16:00
Thu
08:00 - 16:00
Fri
08:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.779.940
Founded
1977 · 49 years
Last commercial register change
November 7, 2019
Employees
11 to 20
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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