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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceDielsdorfBMU ACCESS GmbH
BMU ACCESS GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of BMU-ACCESS GmbH is the development, manufacture and maintenance of facade access systems, as well as the provision of services in the field of maintenance and revision of such systems. This also includes the manufacture and distribution of specific products such as roof access systems, telescopic systems, monorail access bridges, parapet access systems and mast access systems.

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Products & services

Industry:Building Maintenance
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4.2/5

BMU ACCESS GmbH

✓ Offered12
Facade access systems
Facade access systems for planning, installation, maintenance and modernisation; maintenance contracts, engineering, supply of quality components and solutions for building maintenance.
Maintenance of facade access systems
Maintenance contracts for all types of facade lifts, service work, semi-annual and annual maintenance, as well as modernisation and conversion work on existing systems.
Planning and implementation of new systems
Planning, advice and support for new projects; implementation of facade access systems from planning through to the finished installation.
PSAgA inspection service
Inspection of PSAgA items such as fall-arrest harnesses, connecting devices and helmets; annual inspection and documentation in accordance with the VUV and manufacturer specifications.
Lifeline systems
Installation of Lifeline systems on different substrates; SUVA-certified solution for work on roofs and overhangs without penetrating the roof covering.
Personnel winches
Overhauls with collection and delivery service, as well as semi-annual and annual maintenance for personnel winches and maintenance platforms.
Roof access systems
Standard facade access systems for simple facade and roof geometries; with track or concrete runway, centrally pivot-mounted platform and optional auxiliary load hook.
Access bridges
Maintenance platforms for reaching glass roofs indoors and outdoors; individually matched to the glass area, also telescopic or with scissor lift table/platform.
Parapet access systems
Trackless rail systems for tight space conditions; rails are adapted to the building geometry and provide access as with conventional systems.
Mast access systems
Access systems for smaller facade areas when no ladder hoist and no facade lift are suitable; the platform travels vertically on the mast, and the mast can be moved horizontally.
Mounting systems
Monorail hoist and rail systems with aluminium support rails for lifting and lowering facade elements; adaptable to the construction progress and controlled by radio.
Motorised suspended scaffolds
Rental and installation of motorised suspended carriages; standard solutions and custom designs for various motorised suspended scaffold applications, also available for purchase or rental.
Trust & reputation

ranQ Trust Score of BMU ACCESS GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

BMU ACCESS GmbH scores 68.3 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.82.524%
  • 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.35.08%
BMU ACCESS GmbH scores 86.7 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%
BMU ACCESS GmbH 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%
BMU ACCESS GmbH 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

BMU ACCESS GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 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
5
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle510
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Brunnwiesenstrasse 4
8157 Dielsdorf
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-496.284.504
Founded
2011 · 15 years
Last commercial register change
August 6, 2025
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.
88.0
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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