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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesBuchs AgLienhard Infra Holding AG
Lienhard Infra Holding AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Lienhard Infra Holding AG is an engineering firm for networked water and gas utilities, providing planning, documentation (including GIS and cadastre) and maintenance services such as leak detection and network servicing, and supplying related equipment and cleaning/disinfection products.

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Offering

Products & services

Industry:Holding Companies
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Lienhard Infra Holding AG

Planning
Analysis and design of water and gas supply systems, engineering of projects, installation of new facilities and renovation of existing networks.
Documentation
Documentation of the location and information for utility media, maintenance of line media in various systems, as well as products and solutions for data use.
Maintenance
Services for maintenance of water and gas supplies, leak location using special measurement vehicles, borehole supervisor work and 24h support for loss elimination.
24h on-call leak detection
24-hour on-call duty service for leak location in the Central Plateau and Eastern Switzerland; Bern region only during office hours.
Data ordering
Ordering of data via the customer/request form for the use of network information and documentation data.
Pipe disinfection
Request and execution of pipe disinfection for water and supply networks.
Reservoir cleaning
Request and execution of reservoir cleaning for water plants and supply infrastructure.
Trust & reputation

ranQ Trust Score of Lienhard Infra Holding AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Lienhard Infra Holding AG scores 64.3 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.72.124%
  • 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.70.08%
Lienhard Infra Holding AG scores 85.5 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.55.07%
Lienhard Infra Holding 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%
Lienhard Infra Holding AG scores 77.1 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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Lienhard Infra Holding AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 4 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
4.8
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle4.84
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bolimattstrasse 5
5033 Buchs Ag
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-296.497.298
Founded
2011 · 15 years
Last commercial register change
September 11, 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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