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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionReidenM&J Montage GmbH
M&J Montage GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of M&J Montage GmbH is the assembly and sale of windows, front doors, shutters and railings, in particular products of the Internorm brand. The company also offers consulting and service activities in this area.

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Offering

Products & services

Industry:Interior ConstructionMetal Construction
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4.2/5

M&J Montage GmbH

Plastics Industry
✓ Offered11
Windows
Custom-made windows in various sizes, designs and finishes; uPVC windows, uPVC-aluminium windows, wood-aluminium windows, composite windows as well as window accessories.
Entrance doors
Custom-made entrance doors in aluminium, wood-aluminium and wood; with various designs, security locking systems, burglary protection as well as accessories and door designer.
Lift-and-slide doors
Lift-and-slide doors for house and apartment, as part of the windows and doors range.
Patio doors
Patio doors as part of the range of windows and doors.
Solar shading
Solar shading as an additional product for the home.
Insect screens
Insect screens for window and door areas.
Balustrades
Balustrades as another product for the home.
Roll-up blinds
Roll-up blinds as supplementary products for buildings and living areas.
Installation
Professional installation of windows and doors by a qualified team, including installation and service.
Consulting / Sales
Consulting and sales for windows, doors and supplementary products.
24/7 locksmith service
24-hour emergency unlocking, lockout service, replacement lock and securing after a break-in, including for windows.
Trust & reputation

ranQ Trust Score of M&J Montage GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

M&J Montage GmbH scores 85.2 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.90.524%
  • 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.84.710%
  • 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%
M&J Montage GmbH scores 72.3 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.75.012%
  • 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%
M&J Montage GmbH 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%
M&J Montage GmbH scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

M&J Montage GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 27 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 27 reviews across all connected sources

Sources
GGoogle527
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Schulhausstrasse 2
6260 Reiden
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-489.158.975
Founded
2019 · 7 years
Last commercial register change
March 13, 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.
88.0
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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