Telecommunications

Cetis AG 

Cham · Since 1981

The core activity of Cetis AG is the development and marketing of Computer-Telephony-Integration (CTI) solutions, in particular the CETIS software, which provides an interface between existing telephony systems, applications and users to improve productivity in telephone communication.

C.I.D. Telekom AG 

Baar · Since 2016

The core activity of CID Telekom is to provide services in the field of telecommunications and technology, particularly in the management of telecommunications and technology solutions for businesses. This includes providing SD-WAN underlay networks, managing telecommunications and technology vendors, optimizing contracts and invoices, as well as providing benchmarking data to support companies in selecting cost-effective solutions.

Circet (Schweiz) AG 

Zurich · Since 2020

The core activity of Circet is to provide infrastructure services to telecommunications companies in Europe, particularly in the field of building and maintaining network infrastructures such as FTTH (Fiber-to-the-Home), 5G and FTTx networks, as well as in the field of cloud services. This also includes services such as project management, engineering, installation and maintenance of networks.

CITOVOX AG 

Zug · Since 2005

The core activity of Citovox AG is the provision of peer-to-peer voice communication services.

Citycom J. Mächler 

Urdorf · Since 1994

Citycom J. Mächler provides consultation, planning, installation and maintenance of satellite reception systems and repair services for SAT receivers. The company also offers TV and home cinema integration, home networking, TV wall mounting, relocation services for audiovisual equipment, and damage assessments/repairs following storms.

ClienTel Sàrl 

Lonay · Since 1998

The core activity of Multitel is the brokerage of mobile phone services and products, particularly through partnerships with providers Sunrise and Salt. The company offers its members special rates and discounts on mobile phone subscriptions, including unlimited Swiss mobile plans.

Cogent Internet Schweiz GmbH 

Zurich · Since 2007

Cogent Internet Schweiz GmbH is an Internet service provider that operates a fiber‑optic network built for Internet traffic and provides business connectivity solutions. Services include dedicated internet access, IP transit, global peering, Ethernet/MPLS/SD‑WAN, transport (optical wavelengths) and colocation/data‑center services.

Colt Technology Services AG 

Zurich · Since 1997

Colt Technology Services AG provides digital infrastructure and network services for businesses, including fibre and wavelength connectivity, dedicated internet access, colocation, cloud and managed security services, and voice and collaboration solutions.

Colt Technology Services SA 

Geneva · Since 1999

Colt Technology Services SA provides telecommunications and IT infrastructure services for business customers, offering network, cloud, voice and security solutions. Its portfolio includes fibre connectivity, Ethernet, IP‑VPN, SD‑WAN, colocation, cloud connectivity, managed security and voice services such as SIP trunking and unified communications.

ComNet Fulenbach AG 

Fulenbach · Since 2021

ComNet Fulenbach AG operates and develops the local broadband and communications network, with a focus on upgrading to fibre-to-the-home (FTTH) and leveraging synergies with the existing electricity network.

Complan AG 

Bern · Since 1998

The core activity of Complan AG is to provide services to the telecommunications industry, particularly in the mobile communications sector. Specifically, this includes: site evaluation and consulting for mobile phone installations, planning and contract management for mobile phone projects, NIS calculations (assessment of maximum radiation exposure), radiation calculation and measurement, coordination with authorities and property owners, creation of execution and building permit plans, and support for building permit applications. The company thus supports the construction and operation of mobile phone networks in Switzerland by evaluating the necessary sites, clarifying technical and legal requirements, and creating the necessary permits and plans.

Computerline GmbH 

Triengen · Since 2004

The core activity of Computerline is to provide services and solutions in the field of digital infrastructure, particularly in the areas of: IP services (IP transit, IP access), network and internet infrastructure (low-latency fiber channels, internet backbone), data center services (housing, co-location, Tier-4 data center), DDoS protection and defense, hybrid cloud connectivity, and submarine cable networks. The company offers these services to provide customers with a reliable, efficient, and secure connection to the global internet and between Europe and Asia.

ComWo AG 

Wolfwil · Since 2023

The core activity of ComWo AG is the construction and operation of a fibre-optic network in the municipality of Wolfwil, including the connection of all households, commercial and industrial enterprises, as well as ensuring the transmission of communication signals from the respective signal providers.

conetCom AG 

Basel · Since 2000

The core activity of conetCom AG encompasses the planning, design, installation, commissioning, and maintenance of communication networks and electrical systems, including: fiber optic cable systems, electrical installations (low voltage, high voltage), communication and network installations (LAN, WLAN, WAN), installation of telecommunications systems, maintenance and improvement of fiber optic networks, electrical inspections and safety checks, as well as documentation of systems and revision plans. The company offers its services in various business areas, including fiber optics, low voltage and high voltage, and specializes in the realization of communication and electrical systems in various sectors, such as shopping centers, hospitals, hotels, banks, office and administrative buildings.

Connect 2 Communications GmbH 

Oberrohrdorf · Since 2005

The core activity of Connect 2 Communications GmbH is the provision of services in the field of telecommunications and e-marketing. Specifically, this includes: Providing Voice-over-IP phone connections, Developing and implementing e-marketing solutions, particularly with the Dolphin module package, Creating and managing internet presences and databases, Providing e-business solutions (C2 E-Business Solution).

Belavix SA 

St-Blaise · Since 2005

Connectcom Solutions SA is an IT and communications systems integrator offering solutions for the convergence of data, voice and video, including VoIP and fixed/mobile telephony. The company provides infrastructure options (cloud, hybrid, on‑premise), collaboration tools, contact‑center and telephony solutions, and project services such as design, staging, user training and maintenance.

conNEXT Global AG 

Zug · Since 2022

conNEXT Global AG provides an all‑in‑one communication suite featuring end‑to‑end encrypted messaging, voice and video calls, secure local file storage, document editing/signing and enterprise access-control features.

Convercom AG 

Thalwil · Since 1999

The core activity of ConverCom AG is the development and provision of solutions for telephone network operators, in particular the Carrier Service Factory (CSF), a service production facility for telcos that enables the offering of customized value-added services and cost-effective network optimization services.

Copper-Net AG 

Baar · Since 2020

Copper-Net GmbH is a telecommunications network construction company that provides planning, construction and commissioning of network infrastructure. Services include customer consultation and permitting, fiber and copper splicing and testing, line and shaft construction, cable pulling, and maintenance and fault repair.

cosema ag (Communication Service Management) 

Chur · Since 2003

The core activity of Terza Immobilien Service Chur AG is integral facility management, which encompasses a wide range of services, including: janitorial services, building and technical management, cleaning, building security, winter services, control of stationary traffic, IT services, and drone flight services. The company offers these services as a professional partner for owners and tenants of residential buildings, commercial properties, and shopping centers to ensure a well-maintained appearance and high-quality work.