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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionBuchs AgHoch- & Tiefbau Aarau/Buchs AG
Hoch- & Tiefbau Aarau/Buchs AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Hoch- & Tiefbau Aarau/Buchs AG is the construction and renovation of buildings and structures, including residential buildings (single-family homes and multi-family homes), public buildings (schools, kindergartens, sewage treatment plants, etc.), office and commercial buildings, agricultural buildings, and exposed concrete works. The company also offers services such as renovations, conversions, and custom work.

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Offering

Products & services

Industry:Building ConstructionGeneral Contractors
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Hoch- & Tiefbau Aarau/Buchs AG

✓ Offered9
Building construction
Residential buildings (EFH and MFH), office and commercial buildings, public buildings, as well as conversions and renovations in building construction.
Conversions / Renovations
Conversions of commercial and office buildings, department stores, historic buildings, as well as renovations with adaptations, additional storeys and new connection works.
Office and commercial buildings
Office buildings, commercial premises, car garages, workshops, warehouses and similar structures for companies and industry.
Residential buildings
Single-family houses, multi-family houses and duplex multi-family houses, on request also with enclosed parking and different construction methods.
Public buildings
School buildings, kindergartens, gymnasiums, fire stations and funeral halls for public clients.
Exposed concrete
Exposed concrete work for façades, extensions, canopies, retaining walls, as well as single-family and multi-family houses.
Agricultural buildings
Stables, barns, farmhouses, silo facilities and slurry pits for agricultural holdings.
Customer masonry / masonry work
Additions, extensions, walls, demolition and breaking-out works, as well as repairs and smaller masonry work.
Squares and surroundings
Front areas, pedestrian zones, garage entrances, house access paths and garden landscaping around the building.
Trust & reputation

ranQ Trust Score of Hoch- & Tiefbau Aarau/Buchs AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Hoch- & Tiefbau Aarau/Buchs AG scores 74.0 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.72.524%
  • 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.61.010%
  • 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.95.08%
Hoch- & Tiefbau Aarau/Buchs AG 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%
Hoch- & Tiefbau Aarau/Buchs AG scores 85.0 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).85.022%
Hoch- & Tiefbau Aarau/Buchs AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hoch- & Tiefbau Aarau/Buchs 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 10 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
4.6
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.610
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Pulverhausweg 13
5033 Buchs Ag
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.610.873
Founded
2000 · 26 years
Last commercial register change
October 18, 2019
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.100.06%
  • 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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