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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSports Facility ConstructionIttigenkrummholz GmbH
krummholz GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Krummholz GmbH is the planning, realization and installation of customized playrooms and playground equipment, particularly made of wood and metal, for various target groups and environments, such as kindergartens, schools, parks and private gardens.

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Products & services

Industry:Sports Facility Construction
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krummholz GmbH

✓ Offered7
Play areas and playground equipment
Individually designed play areas and playground equipment made from solid wood and other natural materials, adapted to target groups and surroundings for kindergartens, neighbourhoods, gardens and parks.
Water play areas
Water play areas and climbing-and-water playgrounds as individually planned play installations with natural materials and coordinated play zones.
Sun sails
Sun sails for play areas and seating spaces as part of designed installations and places for playing and staying.
Seating elements
Seating elements for play areas and places for playing and staying, designed in wood and other natural materials.
Participatory build workshops
Participation activities and build workshops around the creation of new play worlds, where children and accompanying adults experience and help shape the build.
Loose play materials
Loose play materials for flexible play and learning settings in play areas and playgrounds.
Playground inspections
Playground inspections by playground safety specialists as part of the service portfolio for safe installations.
Trust & reputation

ranQ Trust Score of krummholz GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 96% · As of October 2026

krummholz GmbH scores 52.5 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.54.224%
  • 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.27.910%
  • 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.78.08%
krummholz GmbH scores 80.9 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.95.212%
  • 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%
krummholz GmbH 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%
krummholz GmbH scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

krummholz GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 2 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
3
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Ey 3
3063 Ittigen

At a glance

Legal form
Limited Liability Company
UID
CHE-150.135.826
Founded
2013 · 13 years
Last commercial register change
April 5, 2024
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.
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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