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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsMontlingenA - Z Montagen + Kaminbau AG
A - Z Montagen + Kaminbau AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

A - Z Montagen + Kaminbau AG is a company for stove construction and chimney systems. Its services include the sale, custom supply and installation of wood and pellet stoves, soapstone stoves and fireplaces, manufacture of special chimney parts in the company workshop, whirlpool sales and maintenance, and a showroom displaying more than 50 stoves.

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Products & services

Industry:Specialized Construction Installations
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4.3/5

A - Z Montagen + Kaminbau AG

✓ Offered4
Stoves
Stoves and fireplaces for new builds and renovations, including stoves with integrated chimneys, soapstone stoves, concrete stoves, pellet stoves and wood cookers; advice, planning, delivery and installation.
Chimney systems
Custom chimney and flue systems for wood, oil and gas heating systems as well as for new builds and renovations; delivery, professional installation, special components and system-related advice.
Whirlpools
Whirlpools and swim spas for terrace, garden or indoor, from three-seaters to eight-seaters; advice, showroom display, selection of different models and an annual cleaning service.
Showroom and advice
Stove and whirlpool showroom display with appointment scheduling, personal technical advice and viewing in the studio; during the week and on Saturday mornings with advance notice.
Trust & reputation

ranQ Trust Score of A - Z Montagen + Kaminbau AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

A - Z Montagen + Kaminbau AG scores 80.9 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.76.224%
  • 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.86.510%
  • 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.88.08%
A - Z Montagen + Kaminbau AG scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
A - Z Montagen + Kaminbau AG scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
A - Z Montagen + Kaminbau AG scores 31.5 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 35.42.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.20.04%
Qualifications+0.00

A - Z Montagen + Kaminbau AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 29 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 29 reviews across all connected sources

Sources
GGoogle4.629
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 13, 2011Media
Schöne Olivenbäume aus Portugal
tagblatt.ch
December 24, 2010Media
Von Albert zu Julia Sieber
tagblatt.ch

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Location

Letzaustrasse 1
9462 Montlingen
Opening hours
Mon
07:30 - 12:00, 13:30 - 18:00
Tue
07:30 - 12:00, 13:30 - 18:00
Wed
07:30 - 12:00, 13:30 - 18:00
Thu
07:30 - 12:00, 13:30 - 18:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
09:00 - 12:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.294.585
Founded
1988 · 38 years
Last commercial register change
December 9, 2020
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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