3'202 companies found
Go Smart Solution AG
Lupfig · Since 2018
The core activity of Go Smart Solution AG is the planning and implementation of photovoltaic projects, including the calculation of the required system size, engineering for the photovoltaic system, and the provision of A-to-Z services to create sustainable energy solutions for customers.
GoSoft GmbH
Endingen · Since 2000
The core activity of GoSoft GmbH is the planning and implementation of projects in the field of applied electrical and building technology, particularly in the areas of energy infrastructure, solar technology, smart building, smart energy and smart grid, as well as the development of sustainable energy and building technology solutions for private and commercial customers.
Go Solar GmbH
Bülach · Since 2007
The core activity of go Solar GmbH is the planning, consulting, sales and installation of photovoltaic systems, in particular grid-connected and off-grid systems, as well as the trade of related products such as solar modules, batteries, inverters and other accessories.
Graber Holzbau GmbH
Uetendorf · Since 2003
The core activity of Graber Holzbau GmbH is the provision of services and products in the field of timber construction, particularly in the following specialized areas: Carpentry (construction of buildings, garden houses, small animal shelters, etc.), Roofing (roofing and renovation), Solar technology (installation of solar energy systems), and Interior finishing (apartment construction and renovation, wall construction, etc.). The company thus offers a comprehensive range of services and products in the field of timber construction and building technology.
GRB - Energie Grünenwald
Obfelden · Since 2018
The core activity of GRB-Energie is consulting and implementing sustainable energy solutions for private individuals and companies. The specific activities include: replacement of heating systems, planning and installation of solar and PV systems, energy and operational optimization, alternative energies, building renovation, and application for subsidies. The company offers tailored solutions and individual consulting to support customers in optimizing their energy supply.
Green Energy Concepts GmbH
Zug · Since 2008
Green Energy Concepts GmbH provides furniture delivery and assembly services, handling delivery scheduling, on-site assembly and post-installation cleanup. Services include appointment coordination, delivery notification, assembly and removal of packaging; operations are offered across Switzerland.
Green Electra GmbH
Dietlikon · Since 2018
Green Electra GmbH supplies building-integrated solar roofs and provides planning, construction management and installation services, primarily using Roofit.Solar 2‑in‑1 systems. The company designs, installs and tests customised solar roof solutions for new-build and renovation projects in residential and commercial buildings.
Green Enesys Group GmbH
Baar · Since 2009
The core activity of green enesys is the development and provision of renewable energy solutions, particularly in the areas of: * Photovoltaics (solar power) * Agrivoltaics (combination of agriculture and photovoltaics) * Battery storage * Thermal storage * E-methanol production * Green hydrogen production The company supports landowners, investors, and industrial partners in the realization of projects in the field of renewable energies and offers solutions for the planning, approval, and implementation of large-scale PV projects.
GreenLeaf Elektro AG
Zug · Since 2023
The core activity of GreenLeaf Elektro is the provision of services and solutions in the field of electrical engineering.
Griesser Services AG
Aadorf · Since 2017
Grigolo Instal
Cazis · Since 2015
The core activity of Grigoloinstal is the planning, installation, maintenance and repair of various technical systems, in particular: heating systems, sanitary and water systems, solar systems and air conditioning systems. The company also offers technical assistance, maintenance and repairs for these systems and keeps a stock of spare parts.
Groupe E Greenwatt SA
Granges-Paccot · Since 2007
The core activity of Groupe E Greenwatt is the development and realization of projects in the field of renewable energies, particularly photovoltaic systems, hydroelectric power and wind farms, in collaboration with regional stakeholders and with the participation of the local population, with the aim of driving the energy transition and enabling a sustainable world for future generations.
Gsponer Solution GmbH
Susten · Since 2022
The core activity of Gsponer Solution GmbH is the planning, consulting and implementation of projects in the field of renewable energies, particularly in the areas of photovoltaics, e-mobility and wind energy.
GT Solar Invest AG
Herisau · Since 2010
The core activity of GT Solar Invest AG is the planning, implementation and maintenance of solar systems for companies and private individuals, particularly in the field of solar contracting, where the system is financed, installed and maintained by the company, while the customer uses the generated solar power, thereby reducing their energy costs and minimizing their CO2 footprint.
Guggisberg Dachtechnik AG
Wabern · Since 2003
The core activity of Guggisberg includes the planning, execution and maintenance of building envelopes, including roof, façade and energy systems. This specifically includes: Roofing work (pitched roofs, flat roofs), façade construction and renovation, energy-efficient renovations and optimizations, sheet metal work and metal processing, lightning protection and sealing. The company offers these services for new construction projects as well as for the renovation and maintenance of existing buildings, ranging from single-family homes to commercial complexes.
GUNEP AG
Jegenstorf · Since 2007
GUNEP AG is a planning firm for sustainable energy projects that designs and implements heat supply systems using wood and solar energy and provides photovoltaic solutions for medium and large properties. Services include planning, consulting and implementation of district heating systems, photovoltaic and thermal solar installations, and condensing boiler systems.
Günthardt Solar Elektro Support GmbH
Regensdorf · Since 2012
The core activity of Günthardt Solar Elektro Support GmbH is the planning, construction and maintenance of solar systems for private households and companies, in order to generate clean and cost-effective energy and increase energy efficiency.
Gwerder-Energie-GmbH
Glattfelden · Since 2016
The core activity of Gwerder-Energie-GmbH is the planning, installation and realization of photovoltaic systems, as well as calculating the most economically efficient energy mix for customers.
H2GEMINI Technology Consulting GmbH
Kammersrohr · Since 2023
The core activity of H2GEMINI is the development, construction and sale of processes and production machines for the manufacture of high-efficiency solar cells (HJT, tandem structures). This also includes the provision of complete solar cell production lines as part of turnkey projects, as well as special automation solutions, cleaning processes, PECVD and PVD equipment and processes.
HABIT'AVENIR SA
Ecublens Vd · Since 2023
HABIT'AVENIR SA provides energy-renovation services, including the design and installation of photovoltaic systems, battery storage, heat pumps and EV charging stations, as well as insulation, electrical work, renovation projects and maintenance.
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Source: Federal Statistical Office, UID register