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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryRetail & CommerceWholesale - Construction & Raw MaterialsDietikonRoto Frank (Schweiz) GmbH
Roto Frank (Schweiz) GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Roto Frank (Schweiz) GmbH supplies and supports roof windows, flat‑roof windows, roof access products and related accessories. Its offerings include consultation, installation, maintenance and spare‑parts services, as well as options for smart‑home integration.

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Offering

Products & services

Industry:Wholesale - Construction & Raw Materials
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4.0/5

Roto Frank (Schweiz) GmbH

✓ Offered8
Roof windows
Roof windows for pitched and flat roofs, including top-hinged pivot windows, pivot windows, flat-roof windows, as well as special-purpose windows such as heat windows, roof-access windows and smoke-venting windows.
Roof ladders and flat-roof access hatches
Roof ladders, attic ladders, scissor staircases, fire-resistant roof ladders, flat-roof access hatches, as well as fire-resistant flat-roof access hatches and knee-wall doors.
Roof window fittings
Interior and exterior fittings for pitched and flat roofs, with sun protection, roller blinds and roller shutters to control daylight and provide protection against heat, cold and insects.
Accessories and connecting products
Accessories and connecting products for roof windows and roof window systems.
Advisory and quote request
Consulting for homeowners, renovators, roof professionals, architects, the trade and the construction industry; quote request, price information and product advice on roof windows and roof ladders.
Tradesman and specialist partner referral
Find tradespeople, locate specialist craftsmen nearby and provide contacts for professionals; support with installation and project implementation.
Customer service and service requests
Arrange customer service, submit a service request, spare-parts service, care and maintenance, plus FAQs and contact for products and equipment.
RotoCampus seminars
On-site and online seminars for roof professionals, architects, planners and specialist trade; training on products, technology and application.
Trust & reputation

ranQ Trust Score of Roto Frank (Schweiz) GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Roto Frank (Schweiz) GmbH scores 51.2 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.21.024%
  • 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.94.410%
  • 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.88.08%
Roto Frank (Schweiz) GmbH scores 89.7 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.82.07%
Roto Frank (Schweiz) 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%
Roto Frank (Schweiz) GmbH scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Roto Frank (Schweiz) GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 3.2 out of 5 stars from 40 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
3.2
of 5

Aggregated from 40 reviews across all connected sources

Sources
GGoogle3.240
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bernstrasse 388
8953 Dietikon
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-108.102.432
Founded
1973 · 53 years
Last commercial register change
September 7, 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.
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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