Energy & Environment

Technische Betriebe Seon AG 

Seon · Since 2017

The core activity of Technische Betriebe Seon AG is to supply customers with various forms of energy and services, in particular: electricity supply, water supply, wastewater disposal, and district heating supply. The company also offers various services such as meter reading, safety inspections, and consulting. As a municipal utility company, it provides the infrastructure for the basic supply of the population in Seon and its surroundings.

tera solar sa, succursale de Vaud 

Crissier · Since 2024

tera solar sa, succursale de Vaud provides photovoltaic and solar energy systems for private and commercial customers, including project planning, installation and maintenance. Services include solar panels, battery storage, electric vehicle charging stations, solar carports, and contracting and self-consumption solutions.

tera solar sa 

Thônex · Since 2022

tera solar sa is a company that designs, supplies and installs photovoltaic solar systems. Its services include solar batteries, electric vehicle charging stations, solar carports, contracting and self‑consumption solutions, offered as turnkey projects with financing options primarily for clients in French‑speaking Switzerland.

tera solar sa, succursale du Valais 

St-Pierre-De-Clages · Since 2024

tera solar sa, succursale du Valais provides turnkey photovoltaic systems, battery storage, EV charging stations and solar carports. The branch serves private and commercial clients with services including contracting and solutions for self-consumption.

TMF Extraktionswerk AG 

Bazenheid · Since 1968

The core activity of TMF Extraktionswerk AG is the disposal of animal waste, particularly carcasses and by-products, as well as the production of renewable energy and the manufacture of meal and fat as fuel for industrial processes. The company also offers a carcass collection service and is active in disease control and prevention.

Trinkler SA 

Savosa · Since 1988

Trinkler SA provides electrical installations and technical services for residential and industrial buildings, covering system design, installation, safety measures and RaSi certification. Services include custom photovoltaic systems with energy storage, electric vehicle charging stations, KNX home/building automation and emergency electrical interventions.

U. Brauchli AG 

Romanshorn · Since 1974

The company's core activities include sewer cleaning, pipe cleaning, sewer television, manhole emptying, street cleaning and transportation. Thus, the company offers a wide range of services in the field of disposal, cleaning and maintenance of sewers, pipes and roads.

Valkontroll GmbH 

Gluringen · Since 2000

The core activity of Valkontroll is the planning, installation and maintenance of electrical systems and installations, including high-voltage, low-voltage, TV, data systems, KNX and DALI lighting controls. The company also offers services in the field of renewable energy, such as photovoltaics and hydroelectric power, as well as electromobility and remote control. In addition, Valkontroll carries out repairs and inspections of electrical systems and offers consulting and planning services for lighting installations and other electrical engineering projects.

Verband Schweizerischer Elektrizitätsunternehmen (VSE) 

Aarau · Since 2003

The company's core activity is energy supply and production, particularly in the electricity sector. The company is an energy supplier that deals with the production, distribution and marketing of electricity. It is also committed to the energy transition and the promotion of renewable energies.

Verein Arbeitslosenprojekte St. Gallen 

St. Gallen · Since 2022

The core activity of the company "kleika" is the operation of unemployment projects focusing on the areas of second-hand, creative studio, shop, studio and workshop. The company offers jobs and training positions for unemployed people and promotes reintegration into the labor market. The projects include, among other things, the sale of second-hand items, the production of upcycling products and the implementation of courses and workshops.

Walter Lüchinger AG 

Widnau · Since 2019

The company's core activity is the planning, execution and maintenance of building technical systems, particularly in the areas of sanitation, heating, air conditioning and ventilation, as well as energy management and optimization for industrial and commercial enterprises.

Willy Gysin AG 

Liestal · Since 1975

The core activity of Willy Gysin AG encompasses three main areas: 1. **Electrical Installations**: The company offers comprehensive services in the field of electrical installations, ranging from simple power outlets to complex energy distribution systems and infrastructure. 2. **Telecommunications**: Willy Gysin AG plans and installs telecommunications solutions, from the installation of a single telephone to complex network solutions. 3. **Photovoltaics**: The company provides services in the field of photovoltaics, including the planning and installation of solar power systems. Overall, Willy Gysin AG offers a wide range of services in the fields of electrical engineering, telecommunications, and renewable energy.

Wullschleger Kanalreinigung AG 

Affoltern Am Albis · Since 2003

The core activity of Wullschleger Kanalreinigung AG includes sewer cleaning, particularly cleaning, flushing and suction work, as well as dry conveying, including suction and blowing of various materials, such as gravel and roofing substrates.

Wyss Sanitär Heizung GmbH 

Matzendorf · Since 2011

Wyss Sanitär Heizung GmbH is a family-run building services company offering plumbing installations, heating systems, bathroom renovations, and water-supply and pipeline work. The company performs new-build and conversion projects and provides planning and implementation support for heating and sanitary installations.

ZAV Recycling AG 

Hinwil · Since 2013

The core activity of ZAV Recycling AG is the thermo-recycling of waste, which combines thermal decomposition of waste with a new processing technology to recover valuable raw materials such as metals and mineral components, while minimizing environmental impact by reducing landfill disposal and saving heating oil.

Zwicky Kanalreinigungen AG 

Hinwil · Since 2011

Zwicky Kanalreinigungen AG provides sewer and pipe cleaning services including high-pressure water jetting, mechanical clearance of blockages and surface/area cleaning. The company also carries out CCTV inspections with video recording, pipeline locating and leak testing in accordance with SIA 190.

AABA AG 

Bremgarten Ag · Since 2002

The core activity of AaBa AG is the disposal of used tires. The company offers customized services for the proper disposal of used tires, strictly adhering to applicable regulations and maintaining the highest environmental standards.

Aargatec GmbH 

Lenzburg · Since 2022

The core activity of Aargatec GmbH is the planning, installation and maintenance of photovoltaic systems (PV systems) as well as energy consulting and management in the field of renewable energies. The company also offers services such as project accompaniment, project management, energy consulting, self-consumption pooling, electromobility, storage systems and energy management software.

AEK Pellet AG 

Balsthal · Since 2003

The core activity of AEK Pellet AG is the production of wood pellets as a renewable fuel for heating purposes. The company processes untreated sawdust into high-quality pellets, which are marketed under the AEK-Pellets brand.

Affolter Spenglerei GmbH 

Bern · Since 2017

The core activity of Affolter Spenglerei is the provision of services in the field of sheet metal work, particularly in the areas of: sheet metal work (skylights, roof windows, drainage, metal facades, chimney cladding), roofing (roof renovations, pitched roofs, flat roofs, metal roofs, roof maintenance), solar (individual solar solutions for roofs, in-roof systems, on-roof systems, consulting, planning), and lightning protection (air terminal, down conductor, earthing, testing). The company offers these services as a craft business and complements traditional techniques with modern methods.