Telecommunications
in Switzerland
1,799 companies in Telecommunications in the Swiss commercial register, indexed across 24 canton and 69 town pages.
50 of 1,799 companies

F24 Schweiz AG
Wollerau · Since 1997 · 21–50 empl.4.7(49)
F24 Schweiz AG offers with eCall Business Messaging a Swiss SMS gateway and an A2P messaging platform for businesses. Via REST API, HTTPS, WebService, SMPP, E-Mail-to-SMS or the web portal, SMS can be sent and received automatically worldwide. For these applications: OTP and 2FA, appointment reminders, status messages, alerting & customer information. Additionally, we support WhatsApp Business, RCS, Voice, E-Mail, Push and Fax. The platform is operated in two independent data centers in the greater Zurich area. F24 Schweiz is ISO/IEC 27001:2022 certified, nDSG- & DSGVO-compliant, 100% Swiss made and offers over 99.9% uptime as well as support from Wollerau.

EWS AG
Ibach · 101–500 empl.4.8(33)
EWS AG, based in Ibach SZ, has been supplying around 24,000 customers with electricity since 1896. It is a private joint-stock company, CKW AG is the majority shareholder. The focus areas are network and infrastructure construction as well as switchgear manufacturing, both active nationwide: power supply systems for industry and grid operators, battery storage (BESS), fast charging infrastructure, fiber optic networks, as well as engineering and manufacturing of switchgear combinations for energy supply, building technology, transport and e-mobility. In addition: building technology, photovoltaics, e-mobility and EWS Fiber. Total output 2024/25: CHF 94.8 million. Over 200 employees, 35 trainees in ten occupations. Brand: Team Rot. ews.ch
Schaefer AG
Zurich · Since 1973 · 21–50 empl.4.8(331)
The core activity of Schaefer AG is the comprehensive management and administration of telecommunications solutions for businesses, including the management of mobile devices, subscriptions, repairs and disposal, as well as the provision of solutions for the healthcare industry and the optimization of communication processes.
Init7 (Schweiz) AG
Winterthur · Since 2000 · 21–50 empl.4.6(764)
Init7 (Schweiz) AG provides fiber-optic internet access including TV services and connectivity solutions for business customers. The company offers datacenter and engineering services, operates its own backbone (AS13030) and provides services such as dark fiber, carrier Ethernet and BGP.

Stadler IT AG
St. Gallen · Since 1995 · 11–20 empl.4.5(31)
Stadler IT AG – Ihr IT-Dienstleister in der Ostschweiz. Seit über 35 Jahren unterstützen wir KMU, Industrie, Gewerbe und Behörden mit IT-Beratung, Managed Services, IT-Support, Microsoft 365, Cloud-Lösungen, Cyber Security, Backup, Netzwerk- und Serverlösungen. Unser Angebot umfasst zudem KI-Automatisierung, Softwareentwicklung, Hosting, Internet, Telefonie, Druckerlösungen, Azure, moderne Arbeitsplatzlösungen, Webdesign, Grafikdesign, Digitalisierung sowie proaktives Monitoring.
InterGGA AG
Reinach Bl · Since 2002 · 21–50 empl.4.8(474)
The company's core activity is the provision of telecommunications services, including internet, TV, fixed network and mobile communications, as well as the management and expansion of fiber optic networks. The company offers these services to both private and business customers.
Sovique AG
Baar · Since 2009 · 11–20 empl.4.9(101)
The core activity of fourNET is the consulting, implementation and maintenance of Unified Communication & Collaboration (UCC) solutions, particularly in the areas of telephony and VoIP (Voice over IP). This also includes the provision of software solutions, system engineering, support and maintenance of communication systems. fourNET positions itself as a full-service provider and specialist for UCC solutions, supporting customers from strategy to ongoing operations.
Fiberstream 87 AG
Lachen Sz · Since 2013 · 11–20 empl.4.8(48)
The core activity of fiberstream is to provide services for TV, internet and telephony, particularly through the expansion and use of fiber optic networks in the region. The company offers its customers individual consulting, tailored packages and comprehensive all-round service, including installation and support.
iWay AG
Zurich · Since 2003 · 51–100 empl.4.3(754)
The company iWay provides telecommunications and internet services, including internet, TV, mobile phone, hosting, cloud services and VoIP solutions. The core activity of the company is to provide customers in Switzerland with reliable and fair communication and internet services.
Renet AG
Langenthal · Since 2004 · 21–50 empl.4.7(406)
The core activity of Renet AG is the provision of telecommunications services, including internet, fixed-line and mobile telephony as well as interactive television, via its own fibre-optic cable network (backbone) and its own headend in the Oberaargau region.
Viasat Europe Sàrl
Lausanne · Since 2016 · 21–50 empl.4.6(135)
Viasat Europe Sàrl is a company featured in the EPFL Innovation Park ecosystem, which focuses on collaboration between industry and academia. The website describes access to research expertise, office and laboratory space, and connections to startups, events, and innovation programs.
Telecomcenter Aarau GmbH
Aarau · Since 2002 · 1–10 empl.4.9(73)
The core activity of Telecomcenter Aarau is the sale and consulting of telecommunications services and products, particularly from mobile network operators such as Apple and Samsung, as well as the provision of services for private and business customers, including large corporations.

stgallennetgroup AG
St. Gallen · Since 2016 · 11–20 empl.5.0(10)
Die stgallennetgroup AG supports companies in infrastructure, cloud, communication and IT security. Personal, pragmatic and with a focus on long-term functioning solutions. As a well-coordinated team with direct contact to our clients, we ensure that IT helps our customers move forward rather than slow them down. Safe. Digital. Connected.
BAR Informatik AG
Glis · Since 1990 · 11–20 empl.4.9(31)
The core activity of BAR Informatik includes providing IT solutions and services for private and business customers. This includes: Web hosting and website creation (WordPress hosting, web design, online shops, booking systems), Internet and telephony services (fast internet via DSL or fiber optics, modern telephony solutions), hosting and cloud services (mail hosting, SSL certificates, NextCloud, EinsatzJournal), IT network and server specialist services (backup and security solutions, VOIP, hardware and software solutions), and domain and data center services (virtual root servers, dedicated root servers, colocation). The company thus offers a wide range of IT services tailored to the needs of individuals and businesses.
Comfone AG
Bern · Since 1997 · 101–500 empl.4.6(17)
The company provides roaming services and management solutions, particularly for M2M traffic (Machine-to-Machine). The core activities include: IPX services (IP-Exchange), clearing services, Key2roam-Hub, data management services, M2M end-to-end solutions, and partner services for companies offering solutions in specific areas or service segments. The company supports its customers in monetizing their M2M traffic and provides instant roaming coverage for subscribers.
netvoip AG
Rüschlikon · Since 2020 · 11–20 empl.4.7(260)
The core activity of netvoip AG is the provision of telecommunication services, particularly the supply of VoIP telephony, business telephony, virtual telephone exchanges and other communication solutions for companies.
Teleinformatik Services AG
Zurich · Since 1999 · 21–50 empl.4.8(37)
The core activity of Teleinformatik Services AG is to provide comprehensive IT solutions for small and medium-sized enterprises (SMEs), including cloud-managed services, IT infrastructure, telephony, business software, training and workshops. The company offers comprehensive IT services, from consulting and delivery to operation, maintenance and support, and supports its customers in the development and optimization of their IT infrastructure.
MAROCOM AG
Zurich · Since 2009 · 21–50 empl.4.7(38)
The core activity of MAROCOM AG is the provision of services in the field of electrical installation, including planning, installation and maintenance of electrical systems. The company also offers a 24-hour emergency service and is involved in the training of electricians.
offinea AG
Baar · Since 2014 · 11–20 empl.4.7(57)
The core activity of offinea AG is the provision of virtual secretarial services, particularly telephone service, office service, live chat, cloud telephony and call center software, with the aim of relieving customers and creating added value.
ggs netz ag
Oensingen · Since 2014 · 21–50 empl.4.7(42)
ggs netz ag is a regional telecommunications company that operates cable networks and supplies signals for Internet, digital TV, fixed and mobile telephony and radio. The company partners with Quickline to sell bundled Internet, TV and mobile services and manages network operation, maintenance and development for multiple municipalities.
Widmer Elektro-Telecom AG
Ebikon · Since 2000 · 21–50 empl.4.6(30)
The core activity of Widmer Elektro-Telecom AG is the provision of services in the field of electrical installation, including service and maintenance, as well as the specialized areas of electromobility, building automation, security and telematics. The company offers these services for various types of buildings, including industrial and commercial buildings, public buildings, residential buildings and retail buildings.
MEDIACOM Solutions AG
Dietikon · Since 2006 · 11–20 empl.4.8(38)
The core activity of MEDIACOM Solutions AG is the planning, implementation and maintenance of information and communication technologies (ICT) for companies, particularly in the areas of networks, telephony, internet and fiber optic network construction. The company offers a wide range of services, including engineering, project management, customer care, fault clearance and support, as well as the provision of hardware and software solutions for businesses.
Förderstiftung Technopark Aargau
Brugg Ag · Since 2006 · 11–20 empl.4.6(39)
Here are the core activities of the companies: 1. Develops and markets solutions for telecommunications, networks, and the Internet of Things. 2. Provides project management and risk management services across various industries. 3. (No clear core activity determinable) 4. Digitalizes coating processes for optical lenses using additive manufacturing technology. 5. (No clear core activity determinable) 6. Develops and markets recycling plants and offers related services. 7. Operates a B2B online platform for overproduction and non-standard products in the food industry. 8. Provides consulting services for energy supply companies in the areas of finance, regulation, and IT. 9. Develops barrier-free web shops, websites, and email marketing solutions. 10. Develops technologies to optimize material mixtures and reduce CO2 emissions in industrial processes.
Nova Funk Engineering AG
Emmenbrücke · Since 1993 · 1–10 empl.4.9(32)
The core activity of Nova Funk Engineering AG is the development and provision of communication solutions, particularly in the field of mobile communication and radio technology. This includes the sale, installation and maintenance of analogue and digital radio systems, end devices and accessories, as well as the repair and servicing of mobile phones, tablets and radio devices. The company also offers consulting and support services for Swisscom's services and products and specializes in Apple and Samsung products.
Saxer Telekom AG
Altstätten Sg · Since 1998 · 1–10 empl.4.9(85)
Saxer Telekom AG is a telecommunications provider focused on mobile, internet, TV and landline services. The company also sells devices and accessories and provides smartphone repair services, including for Apple and Samsung products.
Williams Services
Aïre · Since 2009 · 1–10 empl.4.9(186)
The company Williams Services offers a range of services, including: satellite installations, handyman services (e.g. painting), CCTV installations, VPN services, and facility management services. However, the core activity of the company appears to be the installation and distribution of UK television services in the Geneva and Vaud regions. The company positions itself as one of the leading providers of UK TV in this region and works with relocation and moving companies as well as private clients.
MULTITEL SA
Lonay · Since 2003 · 21–50 empl.4.5(116)
MULTITEL SA compares mobile and internet offers from multiple operators and advises private and business customers on suitable subscriptions. The company operates retail outlets, provides in‑store assistance, repair services and a buyback/recycling service, and supports customers with contract changes.
Wifx SA
Yverdon-Les-Bains · Since 2005 · 11–20 empl.4.4(29)
Wifx SA provides Internet access, VoIP telephony, mobile and television services, as well as datacenter and managed network services. The company designs and supplies IoT LoRaWAN gateways and offers colocation, virtual Synology servers, network creation and management, point‑to‑point links and link aggregation.
Mitto AG
Zug · Since 2013 · 101–500 empl.4.6(18)
The company Mitto offers an omnichannel communication platform that enables businesses to communicate with their customers through various channels such as SMS, email, WhatsApp, and others. The platform allows businesses to segment their customers, create personalized messages, and track interactions with their customers to achieve higher customer loyalty and satisfaction. Additionally, the platform also offers customer support features, such as managing requests from multiple sources and prioritizing issues.
Tele alpin AG
Engelberg · Since 1976 · 11–20 empl.4.7(73)
The company offers a wide range of services and products in the field of telecommunications and internet services. The core activity of the company includes providing internet connections (cable, fiber optic, microwave), telephone and mobile phone services, television services (IPTV, REPLAY+), hosting and data storage services, as well as services for building access and the expansion of fiber optic cables.
Telco Pack SA
Le Mont-Sur-Lausanne · Since 2009 · 11–20 empl.4.6(21)
The core activity of Telco Pack SA is to provide telecommunications services, including: landline and mobile telephony, internet connections, television services (IPTV), VoIP services (Voice over Internet Protocol), and central management of telecommunications services. The company offers these services to both private customers (Home Pack) and business customers (Business Pack), positioning itself as an independent telecommunications provider.
ebs TeleNet AG
Schwyz · Since 1995 · 101–500 empl.4.8(13)
ebs TeleNet AG offers internet, TV, fixed-line and mobile subscription services and related support. The company’s offerings include fibre and copper internet plans in multiple speed tiers, provision of modems/routers, email accounts and connectivity solutions for business customers.

baselnetgroup ag
Basel · Since 2011 · 21–50 empl.4.2(25)
Die baselnetgroup ist der IT Partner für KMU in Basel und der Region. Sie verbindet umfassende IT Kompetenz mit persönlicher Betreuung, kurzen Wegen und echter regionaler Nähe. Von Beratung und Konzeption über Infrastruktur, Cloud, Security und Kommunikation bis zu Betrieb und Support erhalten Kunden ihre IT und Telefonie aus einer Hand. Dabei setzt die baselnetgroup auf pragmatische Lösungen, die zum Unternehmen passen, zuverlässig funktionieren und einen konkreten Nutzen schaffen. Persönliche Ansprechpartner und langfristige Partnerschaften machen den Unterschied. Dank einer Niederlassung in Australien kann die baselnetgroup Wartungsarbeiten während der Schweizer Nacht ausführen.
cablex AG
Gümligen · Since 2001 · 500+ empl.4.3(19)
The company is a leading provider of network infrastructure and services in Switzerland. Its core activity consists of planning, building and maintaining infrastructure for modern communication networks, including wired and wireless networks, as well as offering comprehensive solutions for networking with state-of-the-art technologies. The on-site service provides pioneering customer experiences and offers secure and efficient infrastructure for businesses and real estate companies.
Ernst von Holzen AG
Buochs · Since 1973 · 11–20 empl.4.6(27)
The core activity of Ernst von Holzen AG / Tele alpin AG is the provision of services and products in the field of telecommunications and multimedia, particularly: network maintenance and operation of communication networks (Internet, TV, telephone, mobile, fibre); installation, maintenance and repair of ICT systems, PC networks and servers; consulting, sales and support of telecommunications and multimedia solutions; provision of services in the field of TV, audio, video, multimedia and satellite reception; creation of photographs and images as well as publishing of postcards and individual cards. The company offers these services and products to both private and business customers and operates a central repair workshop and several locations.
Kabelfernsehen Bödeli AG
Unterseen · Since 1984 · 21–50 empl.4.3(64)
The company Kabelfernsehen Bödeli AG offers a wide range of services and products in the fields of telecommunications and entertainment. The core activities include: Internet services (QuickNet, Wifi), Cable television (Replay-TV, TV access via Smartcard, TV-App, TV-MySports, Panoramic-TV), Telephone services (Telephone tariff plan), Installation and maintenance of networks and systems, Consulting and support for customers. The company focuses on the Berner Oberland region and offers its services to both private and business customers.
Dougoud Electricité & Fils SA
Estavayer-Le-Lac · Since 1986 · 11–20 empl.5.0(15)
Dougoud Electricité & Fils SA is an electrical installation and telecommunications company offering design, installation, renovation and maintenance of electrical systems. Listed services include lighting installations, high-current systems, photovoltaic and charging-station installations, security systems, emergency repair and project studies.
Infra-Com Swiss AG
Sursee · Since 1995 · 51–100 empl.5.0(11)
The core activity of Infra-Com Swiss AG is the planning, implementation, management and maintenance of ICT infrastructures, particularly FTTH (Fiber to the Home), HFC and IP network infrastructures for telecommunications, industry and energy supply companies. This also includes the development and provision of innovative, cloud-based network management and visualization solutions.
Swissphone Wireless AG
Samstagern · Since 1999 · 101–500 empl.4.4(24)
Swissphone Wireless AG develops alerting, mobilisation and critical communication solutions for companies, public authorities and public safety organizations. Its portfolio includes pagers, platforms, network infrastructure and digital solutions for managing disruptions, emergencies and crises.
König & Co AG
Gontenschwil · Since 1980 · 1–10 empl.4.7(35)
The core activity of König & Co AG is providing services in the fields of multimedia, IT support and telecommunications. This includes: installation and support for TV, internet and telephony; PC support and remote support; installation and maintenance of digital display systems (Digital Signage); and video surveillance solutions. The company also acts as a regional partner for Ziknet/Quickline and Swisscom.
Pablo Niklas & fils S.A.
Lausanne · Since 1981 · 21–50 empl.4.8(10)
Niklas & Fils SA is a provider of security, communication and time management solutions. The core activities include the installation, integration and maintenance of: security systems (alarms, video surveillance, access control), communication systems (telecommunications) and time management systems (time tracking, attendance tracking). The company develops and implements customized solutions for businesses to improve their security, communication and time management.
Monzoon Networks AG
Zweidlen · Since 2000 · 11–20 empl.4.3(35)
The company offers a range of services and solutions in the field of telecommunications and internet services. The core activities include: Internet services: Operating as an internet service provider, including the provision of DSL/FTTH and prepaid internet access. Managed Network Services: Managing and maintaining networks for business customers. IoT applications: Developing and providing solutions for the Internet of Things (IoT). Communication services: Providing communication services such as server housing, Virtual Public IP, SwissVPN, and web content filtering. Consulting and planning: Providing consulting and planning services for business customers in the field of telecommunications and networks. Overall, the company focuses on providing telecommunications and internet services for private and business customers, as well as developing and providing IoT solutions.
ewl Kabelnetz AG
Lucerne · Since 2000 · 21–50 empl.4.0(77)
ewl Kabelnetz AG is an energy services company that offers electricity, water, gas, district heating, internet and e-mobility services. It also provides network services, energy consulting and services related to photovoltaics, fibre optics and public lighting.
Tech / phone Sàrl
Reconvilier · Since 2012 · 1–10 empl.4.7(44)
The core activity of Tech/Phone Sàrl is the provision of services and sale of products in the field of telecommunications and multimedia services, particularly: sale of mobile phones, internet and fixed network services; installation and maintenance of telecommunications systems for private and business customers; repair and maintenance of mobile phones and other electronic devices; and provision of subscriptions and other services in the field of telecommunications. The company offers its services to both private and business customers and has two locations in Moutier and Reconvilier.
mia Engiadina Network SA
Scuol · Since 2016 · 11–20 empl.5.0(14)
mia Engiadina Network SA plans, builds, operates and maintains fibre-optic network infrastructure. It is part of the miaEngiadina organisation and supports the development of digital infrastructure in the Engadin.
AP-InTec Sàrl
Brügg Be · Since 2018 · 1–10 empl.4.9(71)
AP-InTec Sàrl provides electrical installations as well as building automation and low-voltage (weak-current) systems. Services include access control, security systems, project planning and technical on-call support.
Kolb AG
Ettingen · Since 1980 · 11–20 empl.4.4(95)
The core activity of Kolb AG includes the planning, installation and maintenance of electrical systems, home automation, communication and security systems, including: Electrical installations (new and renovation), Home automation (digitalSTROM, WiserbyFeller, KNX), Solar and storage systems, E-Mobility, Communication solutions (telephone systems, networks, web hosting), Security systems (alarm systems, video surveillance, automatic lighting), PC support and network administration. The company also offers services such as periodic security checks, remote control and smart home solutions.
LightCom AG
Holderbank Ag · Since 1998 · 21–50 empl.4.6(21)
The company's core activity is the planning, installation and maintenance of fibre optic networks, including project planning, consulting, measurement technology, pikett service and training in the field of fibre optic technology.
TcNet GmbH
Interlaken · Since 2003 · 1–10 empl.4.9(14)
TcNet GmbH is an independent internet service provider offering internet connectivity, web and server hosting, and email solutions with spam and virus filtering. It also provides security solutions, telephony services, cloud and backup services, SMS and TV offerings, as well as support and custom applications for small and medium-sized businesses and private customers.
Multitel Rolle Sàrl
Rolle · Since 2009 · 11–20 empl.4.5(116)
Multitel Rolle Sàrl compares mobile and internet offers from Swiss operators, provides in-store assistance and advice, and offers services such as device buyback, refurbishment and repairs.
The industry in figures
Geographic distribution
Colour intensity by number of companies per canton.
Source: commercial register (Zefix) · as of October 10, 2026
Telecommunications by place
By canton
By town
Related industries
Counted nationally, across all cantons.