Energy & Environment

genossenschaft solaroltingen 

Oltingen · Since 2012

The core activity of solaroltingen is the production of renewable energy, particularly through the operation of a solar power plant. The company regularly monitors and publishes production data, pursues projects for energy-related renovations and supports the realization of private PV installations.

Genossenschaft Solar BeO Ost 

Matten B. Interlaken · Since 2013

Genossenschaft Solar BeO Ost implements photovoltaic projects and provides information on the use of renewable energy. It installs PV systems on institutional and commercial roofs, organises information events and supports regional collaboration on renewable energy projects.

Girardin - Eco2Solutions 

Bassecourt · Since 2023

The core activity of Girardin-Eco2Solutions is consulting and implementing energy efficiency measures for property owners, tenants, property managers and small and medium-sized enterprises (SMEs). The company offers services such as energy audits, maintenance and monitoring of heating systems, quality assurance of heating water and the implementation of energy efficiency solutions. The goal is to reduce energy costs and minimize environmental impact through CO2 emissions.

Green Venture Invest AG 

Schmerikon · Since 2009

The core activity of Green Venture Invest AG is the planning, technical implementation and commissioning of photovoltaic systems, including the installation of rooftop systems, in-roof systems, flat roof systems, facade projects and carports. In addition, the company offers system services and energy management solutions to increase the efficiency and autonomy of photovoltaic systems.

Grether + Schäfer AG 

Gelterkinden · Since 1997

The core activity of Grether + Schäfer AG is building technology planning, particularly in the area of heating, ventilation and air conditioning (HVAC). The company provides engineering services for the planning and implementation of building technology systems, including energy consulting, heat, cooling, ventilation and solar systems.

Gries Wind AG 

Ulrichen · Since 2011

The company's core activity is the public administration and service for the municipality of Obergoms, including energy supply, hydroelectric power, spatial planning, construction, waste management, safety and other municipal services.

Gyr Solar Eco 

Bettingen · Since 2019

Gyr Solar Eco provides photovoltaic systems and related services, including system planning, supply and installation. The company also offers energy consulting and maintenance services for solar installations.

H2tec AG 

Rotkreuz · Since 2018

The core activity of H2tec AG is the development, manufacture and servicing of hydrogen technologies and uninterruptible power supply systems (USV) to provide sustainable energy solutions for the stationary sector.

Hächler Metall Recycling 

Hunzenschwil · Since 2016

The core activity of Hächler Metall Recycling is environmentally friendly metal disposal and professional recycling of scrap iron for industry, trade and private individuals. This includes the collection, separation and preparation of metals for return to the recycling cycle, as well as metal trading. In addition, the company offers further services such as crane work, transportation, dismantling and disposal of machines, demolition and clearance.

Harlacher Rückbau AG 

Otelfingen · Since 2010

The core activity of Harlacher Rueckbau AG is the execution of demolition, dismantling and disposal work, including: building and structure demolition, interior demolition and gutting of buildings, tree and vegetation felling and clearing, and disposal of demolition materials and other waste. The company offers these services as a full-service provider, i.e. it takes over all necessary work from planning to execution and disposal.

Hauser Solutions GmbH 

Uerikon · Since 2020

The core activity of Hauser Solutions GmbH is real estate brokerage and consulting, particularly in the sale and purchase of real estate, as well as in the valuation and development of real estate. The company also offers services such as construction management and renovation of real estate.

HDT Elektro GmbH 

Tägerwilen · Since 2017

HDT Elektro GmbH provides electrical engineering services, carrying out installations for new builds and renovations as well as maintenance and repairs, and planning, installing and servicing lighting systems, photovoltaic installations, e‑mobility charging solutions, network/telephony, security systems and smart‑home automation.

HEBT GmbH 

Kriens · Since 2023

HEBT GmbH is a service company operating in timber construction and photovoltaic installation. It provides mounting of photovoltaic systems (DC side), general carpentry and assembly work, construction of wooden terraces, and transport services with a van featuring a large loading platform.

Heer AG, Wärmetechnik 

Laufen · Since 1988

The core activity of Heer AG Wärmetechnik is the planning, installation, maintenance and repair of heating systems, including oil, gas, pellet and wood heating systems, heat pumps and solar systems, as well as burner service and the renovation of old heating systems, particularly in the field of building technology.

Herding AG 

Aadorf · Since 1988

Herding AG develops and supplies industrial filtration and dust-collection systems using sinter‑plate surface filtration to separate solids from gases. The company provides complete solutions and filter elements, including consulting, customer-specific design, manufacture, installation, commissioning, maintenance, and safety and digital services.

hpwtec AG 

Langnau Im Emmental · Since 2010

The core activity of hpwtec AG is the development, manufacture and construction of thermal solar systems, photovoltaic systems, solar storage systems and solar filling stations. The company also offers plant-specific solar storage systems and trading products for solar energy systems.

HSE Haustechnik AG 

Geuensee · Since 2017

The core activity of HSE Haustechnik AG is the planning, installation and maintenance of building technology systems, particularly in the areas of: * Heating (heat distribution, heating systems) * Sanitary (sanitary installations, bathroom renovations) * Ventilation (ventilation and air conditioning systems) * Solar (thermal solar systems) The company offers services for new and renovation projects and positions itself as a competent partner for heat, water and solar energy.

Hug AG Tankrevisionen-Tanksanierungen 

Untervaz · Since 1975

The core activity of Hug AG is the provision of services related to oil tank facilities, specifically: tank renovation (cleaning and renovation of existing tank facilities), tank revision (regular inspection and maintenance of tank facilities), and tank dismantling (dismantling and disposal of old oil tanks). The company offers these services to various customers, including homeowners, companies, municipal administrations, and property management companies.

Hugo Keiser AG 

Zweidlen · Since 1989

The core activity of Hugo Keiser AG encompasses the planning, implementation and maintenance of solutions in the field of building technology and renewable energies. This includes in particular: heating construction and renovations (heat pumps, wood/pellet heating systems, ground source heat pumps, oil and gas heating systems), sanitary work (bathrooms, water softening/demineralization, sanitary repairs, boiler service), and solar systems (photovoltaics, solar thermal systems, solar roof tiles, storage/battery systems). The company thus offers comprehensive solutions for building technology and renewable energies, positioning itself as a competent contact for overall solutions in the field of sustainable and economically viable energy generation.

Hyphen GmbH 

Zurich · Since 2019

The company Hyphen GmbH/Sàrl primarily focuses on architecture, design, and education, particularly in the field of sustainable development and environmental education. The core activities include: * Architecture: Renovations, conversions, and new constructions with a focus on participatory, low-tech approaches and close collaboration with clients. * Design: Developing concepts and solutions for sustainable and socially responsible design of spaces and processes. * Education: Conducting workshops and projects aimed at raising awareness and empowering people, especially children and young adults, to take action on environmental and sustainability issues. A specific example of these activities is the project 'Zweirad-Celsius', a mobile studio serving as a platform for exchanging ideas and experiences on environmental and sustainability topics.