Solar & Photovoltaics in
Sierre

Isotosi AG

Since 2006 · 21–50 empl.·4.4(19)

Isotosi SA is a provider of energy production solutions and products, particularly in the fields of building sealing, roofing, photovoltaics, masonry and landscaping, as well as security technology. The company's core activity encompasses the development, manufacture and distribution of products and services for energy production and efficiency in buildings.

Solexis SA

Since 2010 · 21–50 empl.·4.5(4)

Solexis SA specializes in the planning, implementation and distribution of photovoltaic systems and thermal systems. They offer a wide range of services, including the design and project management of large installations, the selection and delivery of high-quality products, as well as individual consulting and technical support for their partner installers.

Sakti SA

Since 2023 · 1–10 empl.

Sakti SA provides comprehensive solutions for the transition to sustainable energy supply. The core activities include: * Installation of solar panels * Promotion of electric mobility * Provision of financing solutions for energy projects * Offering of specialized insurance solutions for energy projects The company acts as a single point of contact for customers seeking a comprehensive solution for their energy projects, from consulting to implementation, financing and securing.

PROTECH - Ingénieurs-Conseils Sàrl

Since 2026 · 1–10 empl.

PROTECH - Ingénieurs-Conseils Sàrl is an engineering consultancy focused on electrical engineering. The company carries out studies for industrial and building projects and also works in refrigeration technology, photovoltaic installations, and construction cost control and expert assessments.

TECSA, Techniques Energétiques et Consulting SA

Since 1998 · 1–10 empl.

SolarSwiss Sàrl

Since 2023 · 1–10 empl.