Solar & Photovoltaics in
Zurich

Sigrist + Partner Sanitär- + Wärmetechnik AG

Since 1970 · 11–20 empl.·4.3(11)

The core activity of Sigrist + Partner Sanitär- und Wärmetechnik AG is the planning, installation and renovation of sanitary and heating systems, including solar systems, refrigeration systems and geothermal probe installations. The company also offers renovation and refurbishment services for single-family homes and has specialized in sustainable solutions.

Wärmebau AG

Since 1972 · 11–20 empl.·3.7(33)

The core activity of Wärmebau AG is the planning, installation, repair and maintenance of heating, plumbing, air conditioning and ventilation systems. The company also offers individual consulting and customer services.

Amena AG

Since 1988 · 1–10 empl.

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.

TNC Consulting AG

Since 1994 · 11–20 empl.

TNC Consulting AG provides consultancy, planning and project support for photovoltaic systems and offers services on building energy efficiency. Activities include project development (alpine PV, agri‑PV, floating PV), PV system planning and operation, PV noise‑barrier solutions, and measurement/analysis services.

Current AG

Since 2002 · 11–20 empl.

The core activity of Current AG encompasses the development and investment in renewable energy projects, particularly in the field of solar energy and hydrogen technology. The company focuses on accelerating the transition to a more sustainable and CO2-neutral energy future by developing innovative solutions such as high-altitude solar installations, hydrogen generators, and compressors. Additionally, the company is also active in shipping and shipbuilding, acting as a business facilitator and financial arranger.

montavent AG

Since 2007 · 11–20 empl.

The core activity of montavent ag is the development, manufacture and distribution of mounting systems for solar power plants, in particular substructures and short rail systems for the efficient and safe installation of solar modules on flat roofs and metal roofs.

Swissolar

Since 2007 · 21–50 empl.

Swissolar is an industry association for solar energy that provides technical knowledge, policy positions, training and events, and practical tools (for example solar calculators, a knowledge database and a quality label) for professionals, building owners and members.

Stromwerk AG

Since 2009 · 11–20 empl.

The core activity of Stromwerk AG is the planning, construction, operation and maintenance of photovoltaic solar power plants on the roofs of commercial buildings, multi-family houses, farms and properties in Switzerland. The company offers its customers a complete service, including financing, consulting and optimization of solar surfaces, to enable efficient and sustainable energy production.

Zürichsee Solarstrom AG

Since 2009 · 1–10 empl.

Zürichsee Solarstrom AG is a project developer, owner and operator of photovoltaic (PV) installations. The company develops, constructs, commissions and operates PV projects and markets the produced electricity and associated environmental certificates (guarantees of origin); its shareholders include private investors and municipal utility entities.

Edisun Power Schweiz AG

Since 2010 · 1–10 empl.

Edisun Power Schweiz AG finances and operates solar power plants in several European countries and sells the generated electricity under long-term, legally guaranteed contracts with local utilities. The company develops, constructs and operates photovoltaic projects and owns 32 solar plants with a total capacity of 105 MW.

B&H Energie GmbH

Since 2011 · 1–10 empl.

The core activity of B&H Energie GmbH is the planning, implementation and operation of sustainable solar energy solutions, in particular the construction of photovoltaic systems (PV systems) for single-family homes, rental properties and condominiums. This also includes services such as energy contracting, billing services for electricity supply and the integration of e-mobility solutions into the existing energy infrastructure.

Savenergy Consulting GmbH

Since 2012 · 1–10 empl.

The core activity of Savenergy Consulting GmbH is energy consulting and planning in the field of renewable energies, particularly in the following areas: Electric mobility (planning and implementation of charging stations), Solar planning (planning, quality assurance and commissioning of solar systems), Energy storage (planning and implementation of battery storage systems), Autonomous lighting (planning and implementation of solar-powered lights), Photovoltaics (potential analysis and planning of PV power plants), and Solar thermal energy (potential analysis and planning of solar thermal systems). The company also offers building ecology workshops, training sessions and energy consulting services.

SYNHELION AG

Since 2016 · 21–50 empl.

SYNHELION AG develops and operates technologies to produce renewable synthetic drop-in fuels from solar energy and biogenic carbon sources. Its products include sustainable aviation fuel (SAF), solar diesel and solar gasoline; the company operates an industrial-scale plant (Plant DAWN) and uses concentrated solar process heat, thermal energy storage and thermochemical reactors in its conversion process.

MPower Ventures AG

Since 2017 · 21–50 empl.

The core activity of MPower is to provide and finance small and medium-sized solar energy infrastructures in developing countries to improve access to clean energy. To achieve this, MPower offers a combination of hardware (solar products), software (digital platforms for management and financing) and financing solutions to revolutionize energy supply in these countries.

CIPV GmbH

Since 2018 · 1–10 empl.

The core activity of CIPV GmbH is the consulting and planning of photovoltaic projects, particularly in the integration of solar energy into urban buildings and urban planning. This includes the development of strategies and market analyses, the planning and optimization of solar power plants, the evaluation of processes and supply chains, as well as the implementation of analyses and expert opinions. CIPV supports companies in introducing photovoltaics into their business field and helps optimize existing solar systems.

Ampere Dynamic Schweiz GmbH

Since 2020 · 21–50 empl.

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.

Strittmatter & Püntener Haustechnik AG

Since 2019 · 1–10 empl.

Strittmatter & Püntener Haustechnik AG is an installation company for sanitary, heating and solar systems, providing planning, installation and after-sales service for new installations, renovations and maintenance.

ecoEn GmbH

Since 2017 · 1–10 empl.·5.0(6)

The core activity of ecoEn is consulting, planning, installation and maintenance of renewable energy solutions, particularly photovoltaic systems, energy storage batteries, smart home systems, e-mobility and heat pumps, with the goal of supporting customers in switching to an emission-free, sustainable and autonomous energy supply.

Kämpfen Zinke + Partner AG

Since 2010 · 1–10 empl.·4.0(5)

Kämpfen Zinke + Partner AG is an architectural firm specializing in the planning and realization of buildings, particularly in the areas of timber construction, energy efficiency, and sustainability. The company's core activity encompasses the provision of architectural services, from feasibility studies to turnkey handovers, as well as the development of holistic concepts for energetically autonomous, aesthetically refined, and individually designed buildings.

Zurich Soft Robotics GmbH

Since 2022 · 11–20 empl.

The company Solskin (Zurich Soft Robotics GmbH) develops and offers innovative solutions for sustainable and comfortable building envelopes, particularly through the integration of renewable energies and energy-efficient systems. The core activity includes the development and distribution of products such as Solskin System, Solskin Pergola, and Solskin Smart Tree, which combine aesthetics, sustainability, and energy efficiency.

WEBER DACH AG

Since 2003 · 1–10 empl.·4.0(4)

The core activity of Weber Dach AG is the provision of services related to roofs, particularly in the areas of: roof renovation and repair, roof insulation and sealing, fall protection and installation, skylight and solar system installation, maintenance and servicing of roofs, and consulting and estimating for roof projects. The company thus offers comprehensive solutions for all types of roofing work, from new constructions to renovations and repairs.

ELEKTRO 24 AG

Since 2021 · 21–50 empl.·4.1(9)

The core activity of ELEKTRO 24 AG is the provision of services in the field of electrical engineering, particularly in the following areas: electrical installations, building automation, e-mobility (electromobility), photovoltaics (solar energy), and security systems. The company thus offers a wide range of electrical engineering services, from the installation and maintenance of electrical systems to the planning and implementation of projects in the field of renewable energy and building automation.

Solar21 AG

Since 2003 · 21–50 empl.·5.0(2)

Solar21 AG is an energy services provider that offers institutional property owners comprehensive management of photovoltaic systems, including analysis, planning, administration and monitoring. Its services include power purchase agreements (PPAs) with fixed-price purchase of locally produced solar power, tenant electricity products under the Strom21 offering, and optimisation measures including storage and e-mobility integration.

Egon AG

Since 2009 · 11–20 empl.·5.0(1)

The Egon AG company offers energy solutions and services in the field of renewable energies, particularly in the areas of photovoltaics, solar thermal energy, heat solutions and electromobility. The core activities include the development and implementation of energy monitoring systems, the management and billing of virtual ZEV systems (association for self-consumption) as well as the provision of training and webinars for installers and administrations.

Enerphy Suisse AG

Since 2022 · 1–10 empl.

Enerphy Suisse AG provides renewable energy services focused on solar installations, energy management and storage solutions. The company designs and installs photovoltaic systems for residential, agricultural and commercial customers, integrates battery and green-hydrogen storage and supports finance and investment models. It also offers carbon services including emissions quantification, carbon credits, CO2 utilization and geological CO2 storage.

Energiebüro AG

Since 2004 · 21–50 empl.·5.0(1)

The company energiebüro is a service provider in the field of renewable energies and energy efficiency. The core activities include the planning, implementation and operation of solar and hydroelectric power plants, as well as the analysis and optimization of building systems and energy efficiency. The company also offers consulting and engineering services for the development of energy concepts and the implementation of energy efficiency measures.

Frehner Bedachungen GmbH

Since 2019 · 1–10 empl.·5.0(5)

The core activity of Frehner Bedachungen GmbH is the execution of roofing work, including: roofing with various materials such as tiles, shingles, fibre cement and slate; installation of solar systems; creation of under-roofs with or without insulation; roof extensions and conversions; and façade work. The company specializes in pitched roofs and offers its services in Zurich and the surrounding area.

Energiewerker GmbH

Since 2023 · 1–10 empl.·5.0(5)

The core activity of Energiewerker GmbH is the planning and construction of turnkey energy systems, which include energy generation through photovoltaics, intermediate storage through battery storage and hydrogen seasonal storage, as well as optimized self-consumption through energy management. The company also offers services in the areas of cybersecurity, emergency power supply and e-mobility.

Suntec Energy GmbH

Since 2024 · 1–10 empl.·5.0(6)

Suntec Energy GmbH provides turnkey photovoltaic systems and related services for residential and commercial customers. Services include consultation, technical planning and project engineering, installation and commissioning, battery and energy-management solutions, EV charging integration, and ongoing maintenance and monitoring.

Sanhei AG

Since 1970 · 1–10 empl.·3.5(8)

The core activity of Sanhei AG encompasses services and solutions in the field of sanitary and heating technology, including: repairs, conversions, installation and maintenance of solar energy systems, installation and maintenance of heat pumps, and installation and maintenance of various heating systems, such as oil heating systems, gas heating systems, wood heating systems, and pellet heating systems.

SEMS Engineering GmbH

Since 2023 · 1–10 empl.

The core activity of SEMS Engineering GmbH is the planning and realization of photovoltaic projects, including specialized planning, consulting, engineering, planning and construction of solar systems. The company offers comprehensive services for the development and implementation of solar energy solutions, from concept development to tendering, construction management and maintenance of photovoltaic systems.

Elektrokonstrukt AG

Since 2018 · 11–20 empl.·5.0(4)

Elektrokonstrukt AG develops interdisciplinary complete solutions for electrical engineering in building construction, covering energy, lighting, safety, communication, digital construction and photovoltaics. The company prepares fire safety concepts, evacuation and fire brigade operation plans, coordinates specialist planners and carries out on-site quality assurance during project realization. Services include project studies, feasibility analyses, independent tenders, execution documentation, site management and commissioning.

Studio Nolimits GmbH

Since 2022 · 1–10 empl.

The core activity of 1A-Energy is the planning, consulting and implementation of sustainable energy projects, particularly in the field of solar energy (photovoltaics) and energy-optimized building. This also includes services such as energy consulting, planning services, project management and the implementation of building projects that utilize the natural energy resources of the site.

Alpvolt Schweiz AG

Since 2023 · 1–10 empl.

The company's core activity is the development, distribution, installation and maintenance of energy storage solutions for Europe, particularly in the field of renewable energies and smart grids. The company also offers comprehensive services such as energy management, operation and maintenance, analysis and technical support.

Nay Elektro-Anlagen AG

Since 2007 · 1–10 empl.·1.0(1)

The core activity of Nay-Elektroanlagen AG is the planning, installation and maintenance of electrical systems, including smart home solutions. The company offers services in the areas of electrical installation, repair and maintenance, and employs trained electricians with a federal certificate of competence.

Savenergy Light Solutions GmbH

Since 2015 · 1–10 empl.·5.0(1)

The core activity of Savenergy Light Solutions is to offer autonomous lighting solutions, in particular solar-powered lights, and services such as lighting consulting, energy certificates and subsidy consulting for lighting in industry and multi-family houses.

Felixsolar GmbH

Since 2023 · 1–10 empl.

Felixsolar GmbH designs, supplies, installs and maintains photovoltaic systems and provides related services such as grant application support, monitoring setup and energy management. Its offering includes solar modules, power optimizers, SolarEdge inverters and optional battery storage integrated with the SmartFox energy manager.

Anerdgy AG

Since 2012 · 11–20 empl.·3.0(2)

The core activity of Anerdgy is consulting and planning rooftop uses, particularly in the field of renewable energy and multifunctional rooftop design. The company offers services such as rooftop potential analysis, detailed planning, rooftop maintenance and construction management to support customers in optimizing and utilizing their rooftop spaces.