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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsOberriet SgKolb Montagen
Kolb Montagen Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Kolb Montagen provides assembly and revision services and offers capabilities in mechanical engineering, metalworking, motor rewinding and electrical control systems. Services include CNC manufacturing, component assembly, engineering support (CAD design) and various surface treatments.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered7
Inspections and maintenance of electric drives
Inspections and maintenance of AC motors, DC motors, generators, geared motors, fan motors, submersible pumps, centrifugal pumps and displacement pumps.
Motor rewinding
Inspection of electric motors, rewinding of stators, rotors, brake coils, transformers and magnetic coils, as well as diagnosis, service, repair and sales.
On-site assembly and repair
Disassembly and assembly of electric drives and electric motors, mechanical repairs, and replacement of rolling bearings at the customer’s site.
On-site service
Condition reports, assessments of rolling bearings, measurement of windings and aligning shaft ends on-site.
Shaft end alignment
Precise laser shaft alignment of two or more rotating machines or devices to reduce bearing, shaft and coupling loads.
Balancing rotating components
Dynamic and static balancing of shafts and other rotating elements up to Ø 1.6 metres, 3 metres in length and max. 2 tonnes.
Electric motors & drives
CANTONI electric motors to IEC and NEMA standards, brake motors, worm gearboxes, spur gear gearboxes, bevel gear gearboxes, coolant pumps, submersible pumps and external fans.
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4.2/5

Kolb Montagen

Trust & reputation

ranQ Trust Score of Kolb Montagen: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Kolb Montagen scores 82.3 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.83.024%
  • 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.70.510%
  • 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%
Kolb Montagen scores 72.7 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.86.512%
  • 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%
Kolb Montagen 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%
Kolb Montagen scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kolb Montagen reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 15 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
4.9
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle4.915
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Neudorfstrasse 1
9463 Oberriet Sg
Opening hours
Mon
07:00 - 12:00, 13:15 - 17:00
Tue
07:00 - 12:00, 13:15 - 17:00
Wed
07:00 - 12:00, 13:15 - 17:00
Thu
07:00 - 12:00, 13:15 - 17:00
Fri
07:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-271.156.088
Founded
2016 · 10 years
Last commercial register change
October 17, 2016
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.
67.0
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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