Electrical Planning & Installation in
Sion
36 companies in Electrical Planning & Installation based in Sion — name and year of registration from the commercial register. The list below shows them all.
All 36 companies in Sion
Telsa Immo SA
Since 1982 · 1–10 empl.4.6(24)
Telsa Immo SA is a Swiss company active in electrical engineering, industrial electronics and renewable energy. It designs and produces electrical control cabinets, automation solutions, electronic assemblies and mini hydropower systems.
Electroalpes Sàrl
Since 2007 · 1–10 empl.4.5(23)
The core activity of Electroalpes Sàrl is the provision of services in the field of electrical engineering, particularly in the installation, maintenance and repair of electrical systems in residential and commercial buildings, as well as in providing solutions for electromobility (charging stations). Specific activities include: installations for residential and commercial buildings (e.g. lighting, heating, electrical systems), transformations and renovations of electrical systems, repair and maintenance of electrical systems, installation of charging stations for electric vehicles, and consulting and support in the planning and implementation of electrical systems.
ETAVIS Romandie SA
Since 1962 · 101–500 empl.
ETAVIS Romandie SA provides services in electrotechnics, communication and automation, including electrical installations, planning, inspections, maintenance and energy-efficiency and photovoltaic solutions. It consolidates ETAVIS activities in Romandy and serves private and professional customers.
BEE, Bureau d'Etudes Electriques SA
Since 1989 · 11–20 empl.
BEE SA (Bureau d'Etudes Electriques SA) is an engineering firm specializing in the planning and implementation of electrical systems. The company's core activities include: planning and design of electrical systems, creation of circuit diagrams and electrical circuits, monitoring and coordination of construction projects, financial cost management, coordination of various technical disciplines, creation of expert opinions and reports, installation and maintenance of electrical systems, including photovoltaic systems and Minergie systems. The company also offers security services, such as the installation of lightning protection systems and the conduct of safety audits.
Grichting & Valterio Electro SA
Since 2009 · 21–50 empl.
Grichting & Valterio Electro SA is an electrotechnical company that provides electrical installations, distribution systems, maintenance and service work, and telematics, automation and security solutions for residential, industrial and infrastructure buildings. The company is part of Groupe Burkhalter.
OIKEN Solutions SA
Since 2015 · 1–10 empl.
OIKEN Solutions SA provides energy and network services, including electricity, solar energy, heating, mobility and energy-efficiency solutions. The company also offers multimedia services such as internet, TV and telephony, as well as technical services for private customers, businesses and municipalities.
ELECTRO VALAIS SA
Since 2018 · 1–10 empl.
The core activity of Electro Valais SA is the provision of services in the field of electrical installations. The company offers high-quality solutions to meet the needs of its customers, including the planning, installation and maintenance of electrical systems.
Tab Tec, Tableaux et Matériel Electrique Sàrl
Since 1996 · 11–20 empl.4.4(8)
Tab Tec, Tableaux et Matériel Electrique Sàrl manufactures and supplies electrical distribution boards and aluminium enclosures, offering configurable panels and related accessories. Product ranges include the MiniTal and TAL panels for residential, commercial and industrial applications, with assemblies produced and tested according to SN61439-1/2/3 and available in custom finishes and catalogue formats.
Schenkel Electricité Sàrl
Since 2003 · 1–10 empl.4.2(20)
BSN ELECTRO Sàrl
Since 2006 · 1–10 empl.4.4(5)
BSN ELECTRO Sàrl is an electrical services company that carries out electrical installations and studies and provides services including power (high-current) and low-current systems, lighting, home automation, OIBT inspections, appliance installation and e-mobility solutions.
AZ Electricité Sàrl
Since 1998 · 1–10 empl.5.0(3)
AZ Electricité Sàrl is an electrical services company that carries out installation, maintenance and repair of electrical systems and installs photovoltaic systems; it also sells and installs household appliances and performs OIBT inspections.
FAUCHERE Tableaux Electriques SA
Since 2008 · 11–20 empl.4.0(4)
The core activity of Fauchère Tableaux Électriques SA is the development, manufacture and distribution of electrical switchgear and systems, particularly low-voltage switchgear and distributors for use in industry and construction. The company also offers services such as installation, cabling and maintenance of electrical systems.
Skywatt SA
Since 2023 · 1–10 empl.5.0(9)
The core activity of Skywatt SA is the planning, installation and maintenance of solar systems, including photovoltaic systems, battery storage and charging stations for electric vehicles. The company also offers comprehensive services such as coordinating permit procedures, performing inspections and maintenance, and developing customized solutions for the energy transition.
Sionic SA
Since 1966 · 11–20 empl.3.0(2)
The core activity of Sionic SA encompasses the development, conception, implementation, and maintenance of solutions in the fields of security, communication, and energy. Specifically, the company offers the following services: * Security solutions: Emergency and security lighting, Evacuation sonorization, Intercom systems * Communication solutions: Intercom systems, Sonorization * Energy solutions: Photovoltaics, Solar photovoltaic installations * Maintenance and service: High-level technical maintenance for the above-mentioned solutions The company positions itself as an innovative partner for its customers, offering tailored solutions to meet their security, communication, and energy needs.
Montanini Field Services SARL
Since 2021 · 1–10 empl.4.9(7)
The core activity of Montanini Field Services Sàrl consists in providing services in the field of electrical installations and systems, particularly in the areas of: * Installation and commissioning of electrical systems * Maintenance and repair of electrical systems * Modernization and retrofit of electrical systems * Preventive maintenance and inspection of electrical systems The company offers these services primarily for industrial electrical systems and works closely with its customers and partners to provide tailored solutions.
Alpélec Sàrl
Since 2007 · 1–10 empl.4.0(5)
Alpélec Sàrl provides electrical services including design, planning and turnkey execution of electrical installations. Its offerings include renovations, home/building automation and the installation of charging stations for e-mobility for residential, commercial and industrial clients.
Willy Bonvin Electricité SA
Since 2015 · 1–10 empl.3.7(9)
The core activity of Willy Bonvin Electricité SA is the provision of services in the field of electrical engineering, particularly in the following areas: installation of electrical systems for residential and commercial properties, such as villas, apartments, industrial halls and basements; installation of photovoltaic systems; repair and maintenance services for electrical systems and devices; telephone systems and installations; and electrical systems for household appliances and devices. The company also offers services such as creating quotes, plans and projects in the field of electrical engineering.
ElecConcept Valais SA
Since 2018 · 1–10 empl.5.0(3)
ENERCO Sàrl
Since 2019 · 1–10 empl.5.0(1)
ENERCO Sàrl provides planning, consulting, project execution and installation of photovoltaic systems and solar carports, including self‑consumption solutions. The company also supplies and integrates electric vehicle charging infrastructure and serves residential, commercial, tourism and public‑sector clients.
Fast Electricité Sàrl
Since 2022 · 1–10 empl.5.0(2)
RTMV.CH SA
Since 2025 · 1–10 empl.
RTMV.CH SA is an electrical engineering and installation company. It plans and delivers projects in building services, lighting, energy, telecommunications, IT, safety, and photovoltaic systems.
ELECTRICITE SEDUNOISE SA
Since 1999 · 1–10 empl.
ELBO SA
Since 2024 · 1–10 empl.
Grichting & Valterio Groupe SA
Since 1952 · 1–10 empl.
Garaventa SA, succursale de Sion
Since 2005 · 1–10 empl.
DessElec Sàrl
Since 2008 · 1–10 empl.
Dom Expertise Sàrl
Since 2013 · 1–10 empl.
ENRCONTACT Sàrl
Since 2013 · 1–10 empl.
Elsiko GmbH
Since 2020 · 1–10 empl.
Ohms AutomaSion Sàrl
Since 2022 · 1–10 empl.
C&M Electricité Sàrl
Since 2023 · 1–10 empl.
Galantica Electricité Sàrl
Since 2023 · 1–10 empl.
Sherifi électricité
Since 2024 · 1–10 empl.
Luisier Electricité S.A.
Since 2024 · 1–10 empl.
Lightmeup SA
Since 2024 · 1–10 empl.
Marques de Queiroz
Since 2025 · 1–10 empl.
Electrical Planning & Installation in Sion
Electrical Planning & Installation in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 10, 2026
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