Network construction in the
Canton of Grisons

Curea Elektro AG

Since 1995 · 21–50 empl.·4.8(9)

Curea Elektro AG plans, builds and maintains networks and infrastructure for energy, telecommunications and transport. Its services include energy installations and cable networks, fibre-optic and communications networks, electromechanical systems and electrical installations.

Rabiosa Energie

Since 2013 · 11–20 empl.·4.4(20)

Rabiosa Energie supplies electricity to the public and other customers, generating renewable electricity at its own facilities and operating the distribution network. Its services also include energy solutions, electrical installations, network construction and a fibre-optic network.

Axians Schweiz AG

Since 2015 · 21–50 empl.·4.1(10)

Axians Schweiz AG is a network of specialist ICT service providers and software companies. Its services include cloud and data centre infrastructure, business applications and data analytics, cyber security, digital workplaces, enterprise networks, and broadband and mobile infrastructure.

Grischa Tech AG

Since 2018 · 11–20 empl.·4.8(10)

Grischa Tech AG provides services for the expansion of telecommunications network infrastructure. Its activities include fibre-optic projects, cable laying and installation, and the extension and modification of existing networks.

Michael Luzio, Electro - Telecom

Since 1997 · 1–10 empl.

Michael Luzio, Electro - Telecom is a regional electrical installation company. It services and maintains electrical installations and appliances, and works in network construction, public lighting and support for energy utilities. It also installs grid-connected solar systems.

Netzbauplus GmbH

Since 2016 · 1–10 empl.

Netzbauplus GmbH provides services in electrical network, cable and substation construction. Its work includes new installations and modifications in low- and medium-voltage systems, cable installation, maintenance, technical consulting and project support.

Fiber Power AG

Since 2017 · 11–20 empl.

Fiber Power AG provides fibre-optic and cable network services, including network construction, fibre splicing and measurement.

TalkPool AG

Since 2001 · 101–500 empl.·3.8(5)

TalkPool AG provides services and develops products and solutions for telecommunications and the Internet of Things (IoT). Its activities include planning, implementing, operating and maintaining telecom networks, as well as IoT applications and sensor solutions for smart buildings.

energyPUR GmbH

Since 2019 · 1–10 empl.

energyPUR GmbH plans and delivers energy and utility-line construction projects. Its services include project management, site supervision, installation work, and vocational training and continuing education for electrical network technicians.

Raich Spezialmontagen Schweiz GmbH

Since 2019 · 1–10 empl.

Raich Spezialmontagen Schweiz GmbH carries out installation work for cableway systems. Its other activities include cable-pulling work, suspension-bridge installation, overhead-line construction, steel construction and hall assembly.

NETZBAU GRIGIS AG

Since 2005 · 11–20 empl.·5.0(4)

NETZBAU GRIGIS AG works in network construction, carrying out overhead line and cable network construction. The company performs network construction work for Cablex AG.

TM Concept AG, Zweigniederlassung Chur

Since 2024 · 51–100 empl.

TM Concept AG, Zweigniederlassung Chur provides engineering services for telecommunications and network infrastructure. Its work includes planning, implementing and managing mobile, fixed-line and fibre-optic networks, as well as surveying.