Solar & Photovoltaics

AAB Elektro GmbH 

Uznach · Since 2013

AAB Elektro GmbH is an electrical engineering firm that provides planning, installation and inspection services for electrical systems. The company also delivers photovoltaic system solutions.

AarPower AG 

Brugg Ag · Since 2022

The core activity of AarPower includes the installation and distribution of renewable energy sources, particularly photovoltaic systems, as well as the construction of charging stations for electric vehicles. Additionally, the company offers consulting services in the field of energy supply and management.

AB Energy-Innovation Sàrl 

Marly · Since 2023

The core activity of ABEI (AB Energy-Innovation Sarl) is the development and distribution of solutions for the energy transition, particularly in the field of renewable energies and energy-efficient construction. The company offers a wide range of products and services, including: photovoltaic systems and solar thermal systems, energy storage systems, including batteries and heat storage, pumped storage systems and heat pumps, mini wind turbines and hydroelectric power plants, solar structures, including solar roofs and solar parks, and energy-efficient solutions for construction, including timber construction and passive houses. The company positions itself as a specialist in the energy transition and offers solutions for private individuals, companies and institutions to optimize their energy consumption and production patterns and improve their environmental balance.

Acertiel Sàrl 

Bulle · Since 2023

The core activity of Acertiel is to provide services in the field of safety inspection and certification of electrical installations, including: periodic control (regular inspection), reception control (acceptance testing), final control (final inspection), CECB and CECB+ (energy efficiency and environmental certification), thermography IR (thermal imaging inspection), lightning protection, and Pronovo certification (certification of guarantees for renewable energy). The company thus offers a wide range of services to ensure the safety and efficiency of electrical installations and improve the environmental compatibility of buildings and facilities.

ADN ENERGIE SA 

Les Acacias · Since 2020

The core activity of ADN Energie (formerly Nedim Chauffage) is the installation, maintenance, repair and monitoring of heating systems, including renewable energies such as heat pumps, solar systems and wood heating systems, as well as providing emergency services for heating failures in the cantons of Geneva and Vaud.

Aebi Energietechnik 

Iffwil · Since 2018

The core activity of Aebi Energietechnik is the planning, consulting and installation of solar systems. The company offers long-standing solar expertise, competent consulting, fair prices and professional installation.

Afimag AG 

Willisau · Since 1982

Afimag AG operates photovoltaic systems and produces electricity from solar energy; its installations supply self-consumption power for rental units (for example mini‑houses) and feed surplus electricity into the local grid. The website lists several projects with details on panel areas and annual production.

Fux Voltaik AG 

Zug · Since 1973

The core activity of Fux Voltaik is the planning, installation, operation and maintenance of solar systems, particularly for industrial and multi-family homes. This also includes creating economic calculations, financing facilities and taking over periodic inspections and cleaning. The company also offers consulting and planning for the implementation of solar systems and supports customers in selecting providers and communicating with local power suppliers.

agiltec GmbH 

Mettmenstetten · Since 2004

agiltec GmbH provides consulting, planning, project management and execution in the fields of photovoltaic systems, e-mobility and automation. Services include PV checks and system planning, small-scale and self-build PV solutions, EV charging planning with load management, as well as building and industrial automation and measurement technology.

Agi Montagen GmbH 

Dagmersellen · Since 2021

Agi Montagen GmbH carries out installation and construction execution services, including window and door installations, railing and conservatory assemblies, solar system installation and interior fit-outs. The company provides project planning, technical support and project management for new builds, renovations, apartment extensions, and commercial and agricultural projects.

alenso ag 

Thun · Since 2013

The company's core activity is the planning, design and implementation of energy solutions, particularly in the field of renewable energies, such as photovoltaics and solar thermal energy, as well as the renovation and maintenance of roofs and buildings. This also includes the installation of charging stations, batteries and other energy storage systems. The company also offers maintenance and monitoring services for these systems.

allrounder-work GmbH 

Werthenstein · Since 2023

allrounder-work GmbH provides services for solar installations, including ecological cleaning using osmosis, mounting of support systems and complete systems on pitched and flat roofs and facades, and maintenance, inspection and repair work. The company also carries out preparatory works and general assembly/disassembly tasks such as carpentry, metalwork and thermal solar system work.

Almaden Swiss Sàrl 

Vuiteboeuf · Since 2018

Almaden Swiss Sàrl is a branch office of Changzhou Almaden Co., Ltd. The company manufactures anti-reflective coated glass and ultrathin physically tempered glass for photovoltaic applications and develops glass–glass solar modules and photovoltaic double-glazing for building-integrated PV.

Alp Energy GmbH 

Jona · Since 2005

The core activity of Alp Energy is the planning, consulting, installation and maintenance of solar systems, energy storage systems and electromobility solutions for private and business customers.

Alpha Edison AG 

Aathal-Seegräben · Since 2016

Alpha Edison AG provides sustainable energy and building-services consulting, offering advisory and controlling services across the property lifecycle. Its services include energy and feasibility studies, planning and construction supervision, monitoring and optimization of existing systems, PV and heat-pump projects, heating/cooling and freecooling systems, and SIA-compliant defect remediation and acceptance testing.

ALPTEQ Swiss SA 

Grand-Lancy · Since 2023

ALPTEQ Swiss SA provides building-technical services including design, installation and maintenance of sanitary, heating, ventilation and air-conditioning systems, and offers renewable energy solutions such as solar installations. Its services also cover floor coverings, painting work, building automation and energy renovation projects.

Alteno Solar AG 

Basel · Since 1997

The core activity of Alteno Solar AG is the planning, construction and operation of photovoltaic systems, particularly in the field of sustainable energy production. The company offers services such as the search and inspection of suitable roof surfaces, the installation and maintenance of photovoltaic systems, as well as the execution of purchase contracts.

Amena AG 

Zurich · Since 1988

The core activity of Amena AG is the planning and implementation of energy supply systems with a focus on renewable energies, particularly: photovoltaic systems, self-consumption solutions, power storage systems, and hybrid power plants. The company offers consulting and services in the field of energy management and positions itself as a partner for efficient and effective energy supply.

AMPA AG 

Pohlern · Since 2019

The core activity of AMPA AG is the planning, execution and servicing of electrical installations, building automation, network technology, photovoltaic systems, energy management and electromobility. This also includes the planning and installation of telephone and communication systems as well as telematics and multimedia systems.

Ampere Dynamic Schweiz GmbH 

Zurich · Since 2020

Ampere Dynamic Schweiz GmbH develops and implements large-scale energy solutions for industrial and commercial clients, including photovoltaic systems, battery storage and charging infrastructure for electric mobility. The company provides energy consulting, engineering and construction, overall project management, operational monitoring and energy marketing services.