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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringSchaffhausenRolf Krämer Höhenarbeiten
Rolf Krämer Höhenarbeiten Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Seilwerker.ch is the execution of height work and industrial climbing using rope access technology. This includes, in particular, the safe access and execution of work at difficult-to-reach locations at heights or depths, such as on buildings, as well as the implementation of fall protection measures and the training of specialized personnel in these areas.

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Offering

Products & services

Industry:Technical Consulting & EngineeringSpecialized Construction Activities
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4.1/5

Rolf Krämer Höhenarbeiten

✓ Offered8
Rope access
Work from a suspended rope for workplaces that are hard to access at heights and in depths; on buildings, roofs, façades, tall chimneys, towers and shafts.
Work at height
Work at height using rope access technology for construction and maintenance; carried out at poorly accessible locations where work platforms or scaffolding can hardly be used.
Fall protection
Advisory on access concepts, safety concepts and rescue concepts; procurement and rental of PSAgA and rescue devices, as well as support at fall-risk workplaces.
Training
PSAgA user training, a basic module with practical exercises and a continuing training module; at the training and test centre or on site, covering rescue, pre-climb and work preparation topics.
Products for work and rescue at height
Advisory and sales of PSAgA and other products for work and rescue at height; from anchor points via harnesses and connecting devices to rescue equipment.
Equipment inspection
Inspection and documentation of personal fall protection equipment by qualified persons with clear placement criteria according to the manufacturer’s specifications.
Ladder inspection
Inspection and documentation of ladders, step platforms and rolling scaffolds by qualified persons in accordance with accident prevention requirements.
Training and test centre
Advisory and sales of PSAgA with inspection and hands-on trying out; test environments for pitched roofs, flat roofs, shafts, fall protection systems and window and balcony parapets.
Trust & reputation

ranQ Trust Score of Rolf Krämer Höhenarbeiten: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Rolf Krämer Höhenarbeiten has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Rolf Krämer Höhenarbeiten scores 78.5 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%
Rolf Krämer Höhenarbeiten scores 83.3 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).83.322%
Rolf Krämer Höhenarbeiten scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rolf Krämer Höhenarbeiten reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

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Location

Lochstrasse 89
8200 Schaffhausen

At a glance

Legal form
Sole proprietorship
UID
CHE-107.535.509
Founded
1993 · 33 years
Last commercial register change
January 16, 2014
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.
67.0
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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