Sustainability Sector

White Stag Investing GmbH 

Zurich · Since 2023

The core activity of White Stag Investing is investment consulting and research in the field of sustainable finance, particularly in the areas of water, oceans and biodiversity. The company supports leading financial institutions in developing strategies that take into account the risks and opportunities of these natural capital themes, and also provides research and consulting services.

Wiesenschwein AG 

Lucerne · Since 2017

The core activity of Wiesenschwein AG is the development and provision of a system for needs-based, sustainable, efficient and scalable pig farming, including the associated technology and services. The company sees itself as a system provider with comprehensive services and offers meat from pasture pigs to consumers and catering businesses.

wildform gmbh 

Aarau · Since 2021

The core activity of Wildform GmbH is the promotion of biodiversity and the ecological enhancement of habitats, particularly in urban and rural areas. The company offers services such as conception, planning and implementation of ecological projects, including facade greening, roof greening, settlement nature and municipal nature conservation. It works with municipalities, architects and other partners to develop sustainable and effective solutions for the conservation and promotion of biodiversity.

WildPunktNef GmbH 

Ramosch · Since 2022

The core activity of WildPunktNef GmbH is consulting and supporting in the fields of ecology, nature conservation, wildlife and hunting. Specifically, this includes: wildlife management (theory and practice), project management and accompaniment, training and further education, wildlife damage prevention, herd protection, hunting planning, hunting dog management, hunting exam preparation, excursions, lectures, media work, specialist events, nature conservation (particularly enhancement and protection of habitats), and ecological enhancement of gardens and landscapes. The company offers these services to administrations, NGOs, associations, and private individuals and is active throughout Switzerland.

Wild Spots GmbH 

Winterthur · Since 2021

The core activity of Wild Spots GmbH is the promotion of biodiversity and quality of life in urban green spaces through design. This includes in particular: Consulting and process design for the integration of biodiversity in construction projects and open space planning; Conceptualization and realization of workshops, networking events and exhibition formats; Visualization and documentation of best-practice examples for biodiversity in urban areas; Conceptualization and implementation of expert excursions and audio walks; Mediation of knowledge and expertise on current trends and needs in open space design and settlement ecology. The company supports professionals from architecture and planning, municipalities and institutions in designing and promoting biodiversity in urban green spaces.

Winzeler + Bühl 

Schaffhausen · Since 2011

Winzeler + Bühl provides services in spatial planning and regional development. Activities include municipal land-use and zoning plans, environmental impact reports, strategic advice to municipal authorities, organisational and conflict consulting, and project development such as competitions and specialist plans.

WIPA GreenEnergy AG 

Zug · Since 2009

WIPA GreenEnergy AG provides services, consulting and financial solutions in the field of renewable energies and handles asset and transaction management for wind, photovoltaic, hydropower and gas & steam turbine plants. The company also operates a real estate marketplace and offers property brokerage services.

Ökoversum GmbH 

Schönholzerswilen · Since 2021

The core activity of Wirkstatt Auboden is sustainable agriculture, gardening and animal husbandry, combined with educational and event offers as well as gastronomy. The company operates a garden, a restaurant, a forest garden and keeps animals such as quails, bees, goats and pigs. It also offers spaces for events, coaching and diploma courses. The activities are characterized by the principles of permaculture and the goal of promoting a sustainable and regenerative ecology.

Wiser impact Sàrl 

Paudex · Since 2020

Wiser impact Sàrl provides sustainability and impact consulting, supporting SMEs and mid‑sized companies in developing and implementing impact strategies. Its services include the "B Corp Booster" preparation program for B Corp™ certification, the "Atelier 2tonnes" climate workshop, tailored coaching and training, and a collection of resources and webinars.

WK-Technik Werner Krähenmann 

Frauenfeld · Since 2000

The core activity of WK-Technik is the planning and installation of products, in particular SolarStreetBin and other products from the Finncont Luowia Collection. The company provides expert support from planning to installation.

Wolfstouren GmbH 

Biembach Im Emmental · Since 2021

The core activity of Wolfstouren GmbH is the organization of nature and wildlife tours in Switzerland, particularly on the tracks of wolves and lynxes. The company offers guided excursions and hikes, where participants have the opportunity to observe wild animals in their natural habitat and experience the Swiss nature.

Wonder-Suisse Sàrl 

Châbles Fr · Since 2010

The core activity of Wonder Suisse is the development, manufacture and distribution of products and solutions for the cleaning and maintenance of photovoltaic systems, in particular robots and systems for cleaning solar modules, as well as the provision of services in the field of battery disposal and other environmentally relevant activities.

wooftiger KlG 

Zurich · Since 2021

The company wooftiger develops and sells products made from recycled PET bottles, with the goal of having a positive impact on the environment. The products are practical and stylishly designed, targeting dog owners.

WOOLTI Sagl 

Brione (Verzasca) · Since 1998

The core activity of Woolti is the application of biological treatment methods to reduce ammonia emissions, minimize unpleasant odors and restore balance in ecosystems and biomass. In particular, the company focuses on the treatment of: - Stables - Alpine pastures - Manure storage facilities - Slurry tanks - Sewage treatment plants - Leachate collection systems - Composting facilities - Wastewater treatment plants and clarifiers. In summary, the focus is on environmentally friendly solutions for agriculture and wastewater treatment.

World of Pi AG 

Zurich · Since 2024

World of Pi AG provides the smart product passport “Pi”, a digital product identity and platform that lets manufacturers publish product information and services via QR codes to support maintenance, traceability and circular-economy use cases.

Wunderli Management AG 

Küsnacht Zh · Since 2004

Wunderli Management AG provides energy business consulting and implementation services for energy projects, including energy strategy development, project management, and business-case development and implementation for battery storage, PV contracting and energy optimisation. The company collaborates with a network of partners for energy contracting, heat pumps, PV systems, ZEV/vZEV setups and billing, PPA and e‑mobility infrastructure.

wupservice GmbH 

Emmenbrücke · Since 2022

The core activity of WUP Service GmbH is the procurement, sale and reuse of pallets, particularly Euro pallets, as well as providing services related to pallet logistics and recycling. This includes: the purchase and sale of new and used pallets; the acquisition of pallet stocks from companies and private customers; the execution of pallet exchange transactions; and the collection and reuse of pallets to free up storage space and create a sustainable added value for companies.

W&W, Waste&Watt Sàrl 

Petit-Lancy · Since 2018

The company W&W (Waste & Watt) offers solutions for sustainable development, particularly in the areas of energy efficiency and waste management. The core activities include: energy audits and optimization for companies and municipalities, development of strategies for reducing energy consumption and waste, implementation of measures to increase energy efficiency and promote renewable energies, and consulting and support for the implementation of sustainable solutions for companies, municipalities, and private individuals. W&W's core activities focus on supporting companies and municipalities in implementing the 2050 strategy and reducing their ecological footprint.

Wyss Academy for Nature at the University of Bern 

Bern · Since 2020

The core activity of Wyss Academy for Nature at the University of Bern is research, development and implementation of solutions for the conservation and sustainable use of nature, particularly in the areas of environment, energy and economy. The company focuses on promoting sustainable entrepreneurship, empowering indigenous populations and developing strategies to address environmental problems such as wildfires. It works closely with partners from various fields and has regional hubs in Bern, East Africa, Southeast Asia and South America.

Wytor AG 

Laupen Zh · Since 1999

The core activity of Wytor AG is the development, production and marketing of algae products and plant aids for agriculture and horticulture. This includes in particular the manufacture and distribution of products such as Glenor KR+, Litho KR+, Granulit KR+, Coralite KR+ and other algae products, which are used as fertilizers, soil conditioners and plant strengthening agents.