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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionAadorfGDR Schweisstechnik AG
GDR Schweisstechnik AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of GDR Schweisstechnik AG is professional metal processing, including consulting, design, programming, sheet metal and steel constructions, prototype construction, repairs and service. The company processes various metal components, including Hardox and construction steel, and offers logistics and machine park services.

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Offering

Products & services

Industry:Metal Construction
✓ Offered
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GDR Schweisstechnik AG

8
Sheet Metal & Steel Fabrications
Fabrications made of sheet metal and steel, from individual components to series production; demanding welding work, simple sheet metal parts, and precise implementation according to specifications.
Hardox Wear Parts Engineering
Wear parts and components made from Hardox, STRENX and DUROXITE for abrasive applications; including cut-to-size work, cutting, bending and ready-made parts from stock.
Design & Programming
Design based on templates, data import into DXF, DWG and STEP, scanning of components, as well as creation of 2D data and corresponding parts and assemblies.
Consulting & Sales
Advisory support for metal projects, development of ideas up to series readiness, supply tailored to requirements, packing, labeling and labeling/price tags on request.
Prototype Construction
Development of metal ideas from prototype to series readiness; implementation of customer-specific product ideas and digital capture of production plans.
Service & Express
Maintenance and repairs of metal components, short-notice replacement or repair deployments, as well as fast express service for urgent orders.
Logistics
Deliveries with our own fleet, transport vehicle and a five-metre loading bridge; if needed, shipping by express or via logistics partners.
Garden and Home
Custom-made items for garden and living areas, such as fountains made of chromium steel, garden gates and fire bowls, made to individual request.
Trust & reputation

ranQ Trust Score of GDR Schweisstechnik AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

GDR Schweisstechnik AG scores 82.5 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.84.824%
  • 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.67.110%
  • 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.95.08%
GDR Schweisstechnik 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%
GDR Schweisstechnik AG scores 86.7 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).86.722%
GDR Schweisstechnik AG scores 10.7 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 35.11.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

GDR Schweisstechnik 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 13 customer reviews. 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 13 reviews across all connected sources

Sources
GGoogle513
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

December 2, 2019Media
Zweite Generation Rettenmund übernimmt
leaderdigital.ch

Knowledge

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Location

Weiernstrasse 31
8355 Aadorf
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:15
Tue
07:30 - 12:00, 13:30 - 17:15
Wed
07:30 - 12:00, 13:30 - 17:15
Thu
07:30 - 12:00, 13:30 - 17:15
Fri
07:30 - 12:00, 13:30 - 16:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-110.001.349
Founded
2003 · 23 years
Last commercial register change
July 17, 2025
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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