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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsUsterBUCHMANN PARTNER AG BAUINGENIEURE & PLANER
BUCHMANN PARTNER AG BAUINGENIEURE & PLANER Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Buchmann Partner AG is the planning and implementation of infrastructure and civil engineering projects for the public sector as well as for private clients. This includes, among other things: planning and implementation of roads, utility lines, sewage systems, bike paths, bridges, and buildings; structural planning, condition analysis, excavations, and building maintenance; creation of expert opinions and reports; planning and implementation of renovations, outdoor spaces, and supply and disposal systems; heat and sound insulation. The company thus offers comprehensive engineering services for the planning and implementation of construction and infrastructure projects.

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Products & services

Industry:Civil Engineering Firms
✓ Offered12
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BUCHMANN PARTNER AG BAUINGENIEURE & PLANER

General civil engineering
Services in general civil engineering, from planning to execution; cost-effective solutions for public authorities and private clients.
Structural design
Structural design for new builds, conversions and public buildings; economical, aesthetic and static coordination for different clients.
Condition assessment
Thorough condition assessments for renovation measures and repairs; evaluation of structures as a basis for further planning and intervention steps.
Excavation pits
Planning and handling of excavation pits; preparing the optimal construction ground for projects in building and civil engineering.
Structural preservation
Structural preservation with life-cycle monitoring, enabling better planning and budgeting for maintenance, renovation and renewal.
Expert reports
Professional expert reports and assessments for construction projects, technical questions and decision-making bases in the planning and construction process.
Roads
Planning and execution of road projects in the context of inner development; solutions for public traffic areas and their renewal.
Utility lines
Planning and supervision of utility lines for functioning infrastructure systems in public areas.
Sewerage
Planning and management of sewerage systems with experience, know-how and service for infrastructure installations.
Cycle paths
Planning and implementation of cycle paths as part of sustainable transport and infrastructure projects.
Building construction
New builds and conversions of public buildings as part of building construction and infrastructure projects.
Utilities and waste management
Efficient and sustainable utility and waste management lines for private construction projects around the house.
Trust & reputation

ranQ Trust Score of BUCHMANN PARTNER AG BAUINGENIEURE & PLANER: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

BUCHMANN PARTNER AG BAUINGENIEURE & PLANER scores 67.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.71.324%
  • 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.73.510%
  • 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.50.08%
BUCHMANN PARTNER AG BAUINGENIEURE & PLANER scores 92.3 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.82.07%
BUCHMANN PARTNER AG BAUINGENIEURE & PLANER 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%
BUCHMANN PARTNER AG BAUINGENIEURE & PLANER scores 37.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BUCHMANN PARTNER AG BAUINGENIEURE & PLANER reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 17 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
4.5
of 5

Aggregated from 17 reviews across all connected sources

Sources
GGoogle4.517
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Weiherallee 11a
8610 Uster
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
08:00 - 17:00
Sun
08:00 - 17:00

At a glance

Legal form
Corporation
UID
CHE-102.598.709
Founded
1989 · 37 years
Last commercial register change
August 17, 2026
Employees
21 to 50
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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