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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationIT Consulting & ServicesBrienz BeKoller-Computer GmbH
Koller-Computer GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Koller-Computer GmbH is the provision of services and solutions in the field of information and communication technology (ICT), particularly in the areas of: * Trading in hardware and software * Network technology and network security * Maintenance and support of IT systems * Migration and optimization of IT infrastructures * Voice and VOIP solutions (Voice over IP) * Data security and firewall technology * Consulting and integration of ICT and telephone services The company also offers specific solutions such as internet and WLAN services, computer and notebook services, voice solutions, and cloud and software solutions.

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Offering

Products & services

Industry:IT Consulting & Services
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4.0/5

Koller-Computer GmbH

✓ Offered3
Computer services
Sales of hardware and software, setup of Internet connections and Managed WLAN, company networking, firewall, Managed Workplace, mobile Internet, home office, ICT projects.
Telephone services
Internet telephony with InOne KMU and Smart Business Connect, planning and setup of Hosted PBX, CTI integration with computer networks, administrative work such as subscription changes and relocations.
WLAN planning and solutions
Planning for reliable WLAN coverage, interference-free WLAN solutions and central management of wireless networks with a focus on signal strength and reliability.
Trust & reputation

ranQ Trust Score of Koller-Computer GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Koller-Computer GmbH scores 61.5 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.69.624%
  • 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.35.310%
  • 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.70.08%
Koller-Computer GmbH scores 83.0 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%
Koller-Computer GmbH scores 83.3 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).83.322%
Koller-Computer GmbH scores 7.7 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 35.7.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Koller-Computer GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.7 out of 5 stars from 3 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
4.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle4.73
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Alpgasse 23
3855 Brienz Be

At a glance

Legal form
Limited Liability Company
UID
CHE-115.654.240
Founded
2010 · 16 years
Last commercial register change
November 21, 2017
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.70.03%
    • Full methodology

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