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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryIT & CommunicationSoftware DevelopmentGenevaGTT Communications Switzerland Sàrl
GTT Communications Switzerland Sàrl Logo
Verified· 3 sources

GTT Communications Switzerland Sàrl

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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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.
Reviews

Aggregated rating

Aggregated rating
3.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle3.73
★TrustpilotSoon
PProvenExpertSoon

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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

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