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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesFlooring & TilingCanobbioAlberti Sergio Promotion
Alberti Sergio Promotion Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Alberti Sergio Promotion supplies and installs flooring, sunshades (awnings), roller shutters, pergolas and insect screens, and provides design, on-site surveys, installation, floor repair and refinishing, and post-sales technical assistance.

AI-generated
Offering

Products & services

Industry:Flooring & Tiling
✓ Offered7
Flooring
Supply and installation of parquet, linoleum, vinyl flooring, outdoor decking, carpet and Mineral flooring for homes, shops, offices and large areas.
Shutters and Louvres
Supply, installation and maintenance of shutters, aluminium roller shutters and louvres for homes, shops and larger properties.
Sun Awnings
Supply and installation of sun awnings with articulated arms, cassette awnings, vertical awnings and hood awnings; tailored solutions for different buildings.
Interior Blinds
Custom-made interior blinds including roller blinds, Venetian blinds, pleated blinds, vertical blinds, panel blinds, Roman blinds and gathered curtains on a rod.
Pergolas
Custom-made aluminium pergolas, including bioclimatic, pitched, retractable-fabric and flat-roof models for gardens, terraces and pool areas.
Insect Screens
Custom-made insect screens for windows, doors and roof windows, in spring, chain, side and pleated versions.
Installation and Repair of Shading and Flooring
Free site survey, planning, installation, technical support, floor repairs, quick repairs and after-sales service.
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4.4/5

Alberti Sergio Promotion

Trust & reputation

ranQ Trust Score of Alberti Sergio Promotion: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Alberti Sergio Promotion scores 91.0 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.88.824%
  • 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.93.210%
  • 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.95.08%
Alberti Sergio Promotion 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%
Alberti Sergio Promotion scores 85.0 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).85.022%
Alberti Sergio Promotion scores 7.1 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 35.7.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Alberti Sergio Promotion reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 38 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
4.9
of 5

Aggregated from 38 reviews across all connected sources

Sources
GGoogle4.938
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Via Massagno 20
6952 Canobbio
Opening hours
Mon
08:30 - 12:00, 14:00 - 17:00
Tue
08:30 - 12:00, 14:00 - 17:00
Wed
08:30 - 12:00, 14:00 - 17:00
Thu
08:30 - 12:00, 14:00 - 17:00
Fri
08:30 - 12:00, 14:00 - 17:00
Sat
08:30 - 12:00, 14:00 - 17:00
Sun
08:30 - 12:00, 14:00 - 17:00

At a glance

Legal form
Sole proprietorship
UID
CHE-115.033.569
Founded
2009 · 17 years
Last commercial register change
September 3, 2009
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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