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EKO-ENERGIA Sàrl 

Sion · Since 2018

EKO-ENERGIA Sàrl provides design and realization services for real estate projects, including study plans, technical drawings (electrical, demolition, masonry), 3D perspectives and preliminary budget estimates. The company prepares trade-specific specifications and quotes, sources contractors in Switzerland and abroad, and coordinates work schedules.

ELECTRO VALAIS SA 

Sion · Since 2018

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.

Eltenemo SA 

Sion · Since 2024

The core activity of Eltenemo is the development and provision of innovative financing solutions for sustainable technologies, particularly through a Hardware-as-a-Service model, where investors gain access to sustainability-oriented investment opportunities and technology companies (Tech Co) offer hardware as a service. Eltenemo focuses on promoting innovations that improve people's lives, reduce greenhouse gas emissions, and provide decarbonized electrification, mobility, healthcare, and housing.

Emch+Berger SA Lausanne, succursale de Sion 

Sion · Since 2021

Emch+Berger SA Lausanne, succursale de Sion provides planning, consulting and project management services for complex infrastructure, building, rail and underground works.

Emil Frey SA, succursale de Sion 

Sion · Since 1968

Emil Frey SA, succursale de Sion is a branch of the Emil Frey network that sells new and used vehicles and lists second‑hand offers; it also provides workshop services, leasing and financing, insurance solutions and parts supply.

Enatis Solutions SARL 

Sion · Since 2011

Enatis Solutions SARL provides management consulting and support for business transformation projects. Its services cover complex project management, interim management, operational efficiency, strategic procurement and supply chain, IT governance and big data, risk and internal control systems, crisis management, as well as coaching, marketing, finance and digital transformation.

EnergyEco Sàrl 

Sion · Since 2024

Energy Living Lab 

Sion · Since 2020

The core activity of Energy Living Lab Association is the application and dissemination of Living Lab approaches in the energy sector. This includes supporting an ecosystem of actors in using methods and tools to jointly develop solutions for the energy transition. The company's activities include: Research and development in the field of Living Labs and energy; Conducting interactive workshops and events; Consulting and supporting the application of Living Lab approaches; Developing and disseminating methods and tools for the energy transition; Networking and cooperation with actors from the public, private, state, academic sectors and civil society; Coordinating national programs and projects in the field of energy and sustainability; Developing governance structures and common visions for the energy transition. The company aims to create a platform for the joint development of solutions for the energy transition, taking into account the interests and needs of various actors.

Entreprise Générale EPG Sàrl 

Sion · Since 2002

The core activity of EPG-Nunes is the execution of excavation, outdoor space design and civil engineering works, including specialized works using the so-called "pelle araignée" (a type of telehandler). Specific activities include: excavation, outdoor space design, civil engineering, masonry, concrete works, transportation of goods and people, cleaning with a sweeper, landscaping and garden creation, winter services and snow removal, planting and gardening. The company offers these services in the Valais region, from Upper Valais to Lower Valais.

Epicura Sàrl 

Sion · Since 2003

Epicura Sàrl produces, packages, imports and sells products made from natural materials, notably Aloe vera juices and related items. The company collaborates with a cooperative in Honduras and distributes its products through selected retailers and online channels.

epilogic sàrl 

Sion · Since 2022

The core activity of Epilogic sàrl is the conception and development of customized software solutions for companies and public administrations. In particular, the company offers solutions for the management of corporate content, databases, documents, projects, identities and accesses, as well as for the management of financial flows and statistical data.

Ergitec Sàrl 

Sion · Since 2016

Ergitec Sàrl provides consulting and specialist engineering services focused on the geotechnical aspects of construction projects. Services include project study support, tender assistance, technical support, site supervision as a specialist, contract management and technical expertise including concrete production consulting and material valorization.

escpc Sàrl 

Sion · Since 2023

escpc Sàrl provides fire protection expertise and technical consulting, including concept development, fire-safety coordination and quality assurance (Q1–Q3) for construction projects. Services also include site follow-up during works, training and advisory support on fire-prevention measures.

ESH Médias Editions SA 

Sion · Since 1956

ESH Médias Editions SA is a subsidiary of ESH Médias. According to a press release, together with Impactmédias SA it was designated by the Council of State of the Canton of Vaud to manage, from 1 January 2026, the operational and commercial running of the Feuille des avis officiels (FAO). The ESH Médias group operates in regional press, advertising, printing and digital media.

ETC Experts Trainers & Consultants Sàrl 

Sion · Since 2021

The core activity of ETC Experts Trainers & Consultants Sàrl is to support companies in Switzerland in finding and engaging highly qualified experts. To this end, ETC offers a platform that facilitates the mediation between experts and companies and takes over the administrative processing of mandates, including contract negotiations, contract management and invoicing.

Ethos Gestion de Patrimoine Sàrl 

Sion · Since 2022

Ethos Gestion de Patrimoine Sàrl is an independent wealth management firm offering discretionary portfolio management and advisory mandates, and coordinating the selection and supervision of custody banks. Services include tailor-made investment strategies, oversight of costs and fees, consideration of tax and succession issues, and allocation of any retrocessions to clients.

EUROCIRCUITS GmbH 

Sion · Since 2005

The core activity of Eurocircuits is the manufacture and assembly of printed circuit boards (PCBs). The company offers specialized services such as PCB manufacturing and PCB assembly and has its own European production facilities.

Evaarist SA 

Sion · Since 2024

Evaarist SA is a specialist in the field of renewable energy and offers solutions for autonomous energy supply. The company's core activity includes the conception, planning and implementation of projects in the field of renewable energy, particularly in the areas of solar energy, heat production and energy efficiency. The company provides its services to both private households and businesses, as well as public institutions, and supports its customers in implementing projects that aim for sustainable and autonomous energy supply.

Evolium Technologies SA 

Sion · Since 2024

The core activity of Evolium Technologies is the development and manufacture of reusable batteries from recycled batteries of electric micromobility devices, which are converted into energy storage systems for renewable energies.

Evolution Coiffure MC Sàrl 

Sion · Since 2024

Evolution Coiffure MC Sàrl is a hair salon providing personalized visagism and styling consultations, haircuts for women, men and children, and a range of hair treatments. Offerings include chemical and plant-based colourings (including Elumen and Goldwell ranges), keratin reconstructive treatments, permanent straightening (Japanese or Brazilian), extensions and bridal/occasion hairstyling.