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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionRuswilmesserli design AG
messerli design AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The messerli design GmbH is a partner of Internorm and MHZ, offering products and services in the field of windows, front doors, sight and sun protection, as well as insect protection. The company's core activity includes the sale, consulting and installation of windows, front doors and accessories, as well as the creation of individual solutions to meet customer needs.

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Offering

Products & services

Industry:Interior Construction
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3.9/5

messerli design AG

Glaziery
✓ Offered6
Windows
Custom-made windows in plastic, plastic-aluminium and wood-aluminium in various designs, sizes and styles; with thermal insulation, sound insulation, burglary protection and accessories.
Entrance Doors
Custom-made entrance doors in aluminium, wood-aluminium and wood, with various design styles, side panels, fanlights, handles, colours and burglary protection up to RC2.
Lift-and-Slide Doors
Lift-and-slide doors and large-area glazing in plastic, plastic-aluminium and wood-aluminium; with slim sightlines, low threshold, barrier-free access and optional electric drive.
Visual and Solar Shading
Individually made-to-measure visual and solar shading solutions for indoor and outdoor areas, including Venetian blinds, panel track blinds, roller blinds, pleated blinds, awnings and zip screens.
Installation
Professional installation of windows and doors by a qualified, trained and certified installation team; including expert fitting and service.
Consulting / Sales
Advisory services and sales for windows, doors, insect protection, visual and solar shading as well as interior fit-out; with personal support, non-binding quotation and needs-based selection of solutions.
Trust & reputation

ranQ Trust Score of messerli design AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

messerli design AG scores 71.3 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.79.424%
  • 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.52.910%
  • 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%
messerli design AG scores 64.1 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.50.012%
  • 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%
messerli design 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%
messerli design AG scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

messerli design AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 7 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 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Wolhuserstrasse 31
6017 Ruswil
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-143.160.500
Founded
2023 · 3 years
Last commercial register change
July 2, 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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