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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationPregassonaG. Gulfi SA
G. Gulfi SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of G. Gulfi SA consists of planning, installing, maintaining and repairing electrical systems, telephone systems, video intercoms and photovoltaic systems for private and commercial customers.

AI-generated
Offering

Products & services

Industry:Electrical Planning & InstallationRetail - Electronic Devices
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G. Gulfi SA

✓ Offered6
Electrical installations for civil and industrial use
Design, installation and repair of electrical systems for private customers and companies; systems for generation, distribution and use of electricity; complete custom solutions.
Telephone systems and video intercoms
Design and installation of telephone systems, control units and video intercoms; mounting, inspections and commissioning tests for civil and industrial installations.
Photovoltaic systems
Design and installation of photovoltaic systems for homes and businesses, including integrated solutions within electrical installation services.
Expert reports, inspections and commissioning tests
Expert reports, inspections, commissioning tests and certifications for low-voltage electrical systems, with issuance of RaSi certifications.
24/7 plant maintenance
Maintenance service operating 24 hours a day, 7 days a week, 365 days a year for electrical and telephone systems.
Tailored consulting
Tailored consulting and custom solutions for civil and industrial installations, based on the needs of individual customers.
Trust & reputation

ranQ Trust Score of G. Gulfi SA: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

G. Gulfi SA scores 53.8 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.70.824%
  • 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.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.35.08%
G. Gulfi SA scores 85.5 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%
G. Gulfi SA 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%
G. Gulfi SA scores 2.0 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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

G. Gulfi SA 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 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
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Via alla Bozzoreda 19
6963 Pregassona
Opening hours
Mon
08:00 - 12:00, 13:00 - 18:00
Tue
08:00 - 12:00, 13:00 - 18:00
Wed
08:00 - 12:00, 13:00 - 18:00
Thu
08:00 - 12:00, 13:00 - 18:00
Fri
08:00 - 12:00, 13:00 - 18:00
Sat
08:00 - 12:00, 13:00 - 18:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.869.005
Founded
1974 · 52 years
Last commercial register change
January 27, 2026
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.
100.0
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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