Energy & Environment

Huber Gartenbau und Regenwassernutzung 

Kleindöttingen · Since 1985

The company Regenwassercenter offers solutions and products for the use of rainwater, particularly for garden and household use. The core activity includes the sale of rainwater storage tanks, filters, pumps and accessories, as well as consulting and planning of individual rainwater systems.

Hugenschmidt + Weiss AG, Wärmetechnik 

Binningen · Since 1988

Hugenschmidt + Weiss AG, Wärmetechnik provides consultancy, planning and installation of heating and thermal-engineering systems, including hydraulic energy supply and heat recovery for industrial, commercial and residential buildings. The company manufactures components in its own workshop, supervises quality and offers maintenance and emergency services.

Hunkeler Recycling Service AG 

Windisch · Since 2015

The core activity of Hunkeler Recycling Service AG is the collection, transportation and processing of tinplate and aluminum cans, as well as the recovery of aluminum and tinplate through de-tinning and sorting. The company also provides transport logistics services with a focus on tinplate and aluminum, and advises customers on the disposal of valuable materials.

Hüsser Energy GmbH 

Deisswil B. Münchenbuchsee · Since 2024

Hüsser Energy GmbH invests in the development and expansion of renewable energy sources, including solar, wind, hydropower and geothermal systems, and works to improve their efficiency and reliability. The company sources electricity from Elektra Jegenstorf (100% renewable) and implements measures to reduce CO2 emissions and recycle materials.

HVO SA 

Porrentruy · Since 2022

The core activity of HVO SA is the recycling of non-recyclable plastic waste through pyrolysis to produce biofuels and renewable products.

Hycon GmbH 

Steinmaur · Since 2016

The core activity of HYCON is to advise and support organizations in the field of humanitarian aid and development cooperation. The activities include: Consulting services in the areas of renewable energy, water and land management, gender equality, diversity and inclusion, as well as protection and accountability; Capacity development and training for employees of organizations; Conducting evaluations and analyses of projects and programs; Development of strategies and concepts for sustainable change; Support in the implementation of projects and programs in various countries. HYCON works closely with various organizations and institutions, including GIZ, OSCE, CARITAS, COOPI and AFD, and offers its services in various countries.

HYDRA AG 

Kreuzlingen · Since 2003

The core activity of HYDRA is the implementation of water body investigations and developments, including the areas of aquatic ecology, fish biology, macrozoobenthos, neobiota, water revitalization and water use. The company offers services such as monitoring programs, expert opinions, research and consulting for universities, specialized agencies, companies, water protection commissions and private enterprises.

Hydranten- und Armaturen-Service GmbH 

Alberswil · Since 2014

The core activity of Hydranten- und Armaturen-Service GmbH is the provision of services related to water supply, particularly: * Pressure testing and revision of hydrants * Valve control maintenance using state-of-the-art equipment * Repairs and refurbishment of valves, including trenchless installation fittings * Maintenance and refurbishment of water valves and hydrants. The company thus offers specialized services for the maintenance and upkeep of water supply systems and components.

Hydrelec GmbH 

Würenlingen · Since 2009

Hydrelec GmbH provides services in hydropower and renewable energy. Its core activities include consulting, project engineering and realization, as well as the planning, construction and refurbishment of hydropower plants.

Hydroelectra AG 

St. Gallen · Since 1986

The core activity of SN Energie is the generation, transmission and distribution of electrical energy, particularly through the operation of power plants, photovoltaic systems and other renewable energy sources. The company also provides services in the field of energy trading and energy distribution.