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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTesting and inspection bodySissachAlpha Control 1 GmbH
Alpha Control 1 GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Alpha Control 1 GmbH carries out safety inspections of existing and new electrical installations. Its services include periodic, acceptance and final inspections, as well as safety checks when a property changes ownership and the issue of the required safety certificate.

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Service area

Offering

Products & services

Industry:Testing and inspection body
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3.7/5

Alpha Control 1 GmbH

✓ Offered4
Periodic inspections
Periodic inspections of electrical installations, expert assessment of safety, and regular verification in accordance with applicable requirements.
Acceptance inspections
Acceptance inspections of electrical installations, testing after completion of work, and assessment of installation safety before commissioning.
Final inspections
Final inspections of electrical installations, final safety testing, and checks before the completion of an installation.
Safety inspection on change of ownership
Safety inspections on change of ownership of properties, checking electrical installations in connection with changes of ownership.
Trust & reputation

ranQ Trust Score of Alpha Control 1 GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

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Data basis 96% · As of November 2026

Alpha Control 1 GmbH scores 52.7 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.68.224%
  • 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.17.610%
  • 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.50.08%
Alpha Control 1 GmbH scores 71.8 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.70.212%
  • 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%
Alpha Control 1 GmbH scores 86.7 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).86.722%
Alpha Control 1 GmbH scores 3.4 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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Alpha Control 1 GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Neumattstrasse 6
4450 Sissach
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-498.825.210
Founded
2020 · 6 years
Last commercial register change
March 12, 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.85.03%
    • Full methodology

    Active in 2 of 26 cantons · 2 municipalities

    • SOSelzach
    • BLSissach

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