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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionMontlingenJohann Loher AG, Montlingen
Johann Loher AG, Montlingen Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Joh. Loher AG is construction, including planning and implementation of construction projects, plastering work, renovations and comprehensive solutions for customers.

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Offering

Products & services

Industry:Building ConstructionBuilding MaintenanceCivil Engineering
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4.0/5

Johann Loher AG, Montlingen

Owner's Representative
Site Preparation
Masonry Work
✓ Offered6
Building construction
Building construction for garages, parking halls, single-family homes, residential quarters, public buildings, commercial properties, retaining walls and sports facilities; on request with site management and construction schedule.
Civil engineering
Civil engineering with utility works, earthworks and soil regrading, slope and embankment stabilisation, excavation for pools, and landscaping design for private and public clients.
Masonry work for clients, repairs and renovations
Masonry work for clients, repairs and renovations, including under difficult conditions; clean and expert workmanship for smaller client jobs.
Plastering work
Plastering and priming of walls for a smooth surface, as well as application of a finishing coat for a finished surface finish.
Alterations
Alterations and smaller construction projects using modern machines and equipment; solutions for individual requirements and efficient, cost-effective implementation.
Complete construction solutions
Tailor-made construction complete solutions from the first idea to handover of the keys, based on in-house expertise and a network of suppliers.
Trust & reputation

ranQ Trust Score of Johann Loher AG, Montlingen: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of October 2026

Johann Loher AG, Montlingen scores 59.3 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.75.024%
  • 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.40.910%
  • 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.35.08%
Johann Loher AG, Montlingen scores 89.3 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.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.70.07%
Johann Loher AG, Montlingen 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%
Johann Loher AG, Montlingen scores 11.9 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 35.7.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.00

Johann Loher AG, Montlingen reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

October 1, 2020Media
44 Jahre für dieselbe Baufirma gearbeitet
rheintaler.ch
May 16, 2018Media
MONTLINGEN: Mit Zuversicht ins neue Jahr
tagblatt.ch

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Location

Gewerbestrasse 8
9462 Montlingen
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 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.294.139
Founded
1973 · 53 years
Last commercial register change
December 27, 2021
Employees
11 to 20
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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