Network construction in the
Canton of Schwyz

EWS AG

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

FAST OPTICOM AG

Since 2002 · 1–10 empl.

FAST OPTICOM AG develops fibre-optic networks and installs fibre-optic cables in existing sewer systems and ducts. As a general contractor, it provides project advice and planning, construction management, civil engineering and cable installation, and project documentation.

TELSEC ESS Schweiz AG

Since 2002 · 21–50 empl.

TELSEC ESS Schweiz AG plans, sells, installs and maintains electronic security systems for businesses and private customers. Its services include intrusion alarms, access control, video surveillance, merchandise protection and people counting, as well as security consulting, maintenance and call-out services.

unicable AG

Since 2002 · 1–10 empl.

unicable AG is a telecommunications services company specialising in the planning, design, documentation, installation and maintenance of fibre-optic and copper systems. It also provides engineering for active networks, and installation, integration and quality checks for network equipment in data centres.

GBR Netzbau AG

Since 2022 · 1–10 empl.·4.7(14)

GBR Netzbau AG provides civil engineering and network construction services. Its work includes project acquisition, planning and design for utility networks, construction of ducts and cable chambers, cable installation, and connections for fibre-optic and copper cables.

MICARO AG

Since 2014 · 1–10 empl.·5.0(2)

MICARO AG develops, plans and implements customised system solutions for telecommunications, mobile communications and electromobility. Its services include engineering, installation and commissioning, as well as inspection, maintenance and repair of infrastructure and safety systems.

xevo Networks GmbH

Since 2023 · 1–10 empl.

xevo Networks GmbH provides fibre-optic network construction and telecommunications infrastructure services. Its activities include project planning and site acquisition, fibre-optic splicing and building installations, OTDR and iOLM measurements, as well as maintenance and support.

Multitechnik GmbH

Since 2020 · 1–10 empl.·4.0(8)

Multitechnik GmbH provides services in fibre-optic technology. Its work includes planning, network construction and cable pulling, FTTH and fibre-optic installations, OTDR measurements, and splicing.

Optimumfiber GmbH

Since 2018 · 1–10 empl.·3.7(3)

Optimumfiber GmbH provides services in fibre-optic technology. Its listed activities include splicing, measurement, service and maintenance, as well as in-house work and work on splice closures and building entry points (BEP).

Lingenhel Technics GmbH

Since 2019 · 1–10 empl.·5.0(1)

Lingenhel Technics GmbH provides telecommunications and network installations for businesses and private customers, including fibre-optic and copper cabling, LAN/Wi-Fi, telephone systems and communications systems. It also takes on and supports telecommunications projects through project management, coordination, consulting and temporary technical staffing.

ottcom gmbh

Since 2007 · 1–10 empl.

ottcom gmbh provides civil engineering and landscaping services, as well as cable-pulling work. Its services also include blasting.

Schnyder Fernmeldemontagen GmbH

Since 2008 · 1–10 empl.

Schnyder Fernmeldemontagen GmbH performs splicing and installation work on copper cables and fibre-optic lines. It installs telecommunications systems and carries out measurements and cable fault location.