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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIT & CommunicationSoftware DevelopmentGenevaGTT Communications Switzerland Sàrl
GTT Communications Switzerland Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

GTT Communications Switzerland Sàrl provides managed networking and security services, including Managed SD‑WAN, SASE/secure networking, cloud connectivity and SIP trunking, and offers the GTT Envision platform for network orchestration and monitoring.

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GTT Communications Switzerland Sàrl

Offering

Products & services

Industry:Software Development
✓ Offered5
Managed Networking
Managed Networking for global company connections with High-Performance Internet, Wide Area Networking, Cloud Connect and Managed Services.
Secure Networking
Secure Networking with Managed SD-WAN, SASE: Secure Connect, Cloud Security, Network Security & Operations and Secure Remote Access.
Cloud telephony
Voice for cloud-based telephony and SIP communication with SIP Trunking, Cloud Phone Direct and Virtual Voice Network.
Cloud Solutions
Cloud solutions for hybrid cloud environments, Cloud Connect as well as Application & Database Management and the integration of legacy, third-party and digital IT environments.
Professional Services
Professional services for project management, technical management, service management, customer incident management and program management in network transformations.
Trust & reputation

ranQ Trust Score of GTT Communications Switzerland Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

GTT Communications Switzerland Sàrl scores 57.8 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.60.724%
  • 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.70.08%
GTT Communications Switzerland Sàrl scores 76.1 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.64.612%
  • 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.82.07%
GTT Communications Switzerland Sàrl 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%
GTT Communications Switzerland Sàrl scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

GTT Communications Switzerland Sàrl reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 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 October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle44
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Avenue Louis-Casaï 18
1209 Geneva
Opening hours
Mon
09:00 - 18:00
Tue
09:00 - 18:00
Wed
09:00 - 18:00
Thu
09:00 - 18:00
Fri
09:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-242.987.785
Founded
2021 · 5 years
Last commercial register change
December 5, 2025
Employees
21 to 50
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.88.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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