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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryReal EstateCleaning companyBiglenPro Clean Alpha GmbH
Pro Clean Alpha GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Pro Clean Alpha GmbH is the provision of professional cleaning services for various types of properties and facilities, including: office cleaning, building cleaning, construction cleaning, moving cleaning, and window cleaning. The company offers these services to create a clean and hygienic environment for its customers and to maintain their premises at the highest level of cleanliness.

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Service area

Offering

Products & services

Industry:Cleaning company
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3.9/5

Pro Clean Alpha GmbH

✓ Offered5
Office cleaning
Cleaning of work surfaces, floors and sanitary facilities in offices, as well as other cleaning services for a clean and welcoming working environment.
Building cleaning
Thorough cleaning and care of office buildings, shopping centres, schools, hospitals and other commercial properties.
Construction cleaning
Professional cleaning after construction projects, removing dust, dirt and residues to prepare the rooms for use.
Move-out cleaning
Thorough cleaning for moves, including a handover guarantee and support during the property handover.
Window cleaning
Professional cleaning of windows and slats for clean, sparkling glass and window surfaces.
Trust & reputation

ranQ Trust Score of Pro Clean Alpha GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

Pro Clean Alpha GmbH scores 67.5 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.75.024%
  • 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.40.910%
  • 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%
Pro Clean Alpha GmbH scores 61.5 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.50.012%
  • 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%
Pro Clean Alpha GmbH scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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).86.722%
Pro Clean Alpha GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Pro Clean Alpha GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bahnhofstrasse 11
3507 Biglen

At a glance

Legal form
Limited Liability Company
UID
CHE-245.666.053
Founded
2023 · 3 years
Last commercial register change
January 23, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • BEBiglen
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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