Energy & Environment

Stiftung Spitzenflühli 

Basel · Since 2005

The company's core activity is the promotion of projects related to the forest and its connections, particularly in the Northwestern Switzerland region. This includes supporting individuals and institutions with projects that address zoological, botanical, ecological, silvicultural and cultural aspects of the forest.

Stiftung umweltengAGement 

Basel · Since 2017

Stiftung umweltengAGement awards grants and prizes to recognise exceptional engagement for the environment. It supports non-profit projects (e.g., nature, heritage and local landscape protection) focused on the Canton of Aargau; the annual prize pool is CHF 100'000 and individual grants may reach CHF 50'000, with applications submitted by form and email.

Stiftung Zentrum für nachhaltige Abfall- und Ressourcennutzung ZAR 

Hinwil · Since 2010

The core activity of Stiftung ZAR is the development of solutions for a sustainable circular economy, particularly in the field of thermal waste treatment and the recovery of materials from this process. The company develops and implements processes for recovering energy and raw materials from waste and aims to establish international networking and dissemination of these solutions.

Stiftung zur Erhaltung bäuerlicher Familienbetriebe 

Lucerne · Since 1985

The company's core activity is to support farming families, processing companies and rural organizations throughout Switzerland, in particular through the allocation of foundation funds to promote the preservation of family farms.

Stöckli Solartechnik GmbH 

Zwillikon · Since 2023

Stöckli Solartechnik GmbH designs, manages and installs photovoltaic systems along with battery storage and energy management solutions. Services include consulting for builders and architects, schematic and planning documentation, yield and economic analyses, turnkey project execution and installation of electric vehicle charging stations.

Straubhaar Antik GmbH 

Thun · Since 2006

The core activity of Räumungen-Straubhaar is the execution of clearings, disposals and cleanings, including household dissolutions, screed, apartment, cellar and garage clearings, small transports as well as sorted and environmentally friendly disposal.

Stream Ocean AG 

Zumikon · Since 2022

Stream Ocean AG develops and operates autonomous underwater camera systems and an AI-powered analytics platform that delivers continuous high-definition video and daily biodiversity metrics for monitoring and stakeholder engagement.

StreamTec Solutions AG 

Zug · Since 2013

The core activity of StreamTec PV is the planning and development of ground-mounted photovoltaic systems (PV systems).

streetopia ag 

Teufen Ar · Since 2015

The core activity of streetopia Domestic Smartness is the development and provision of solutions for sustainable energy and automation, particularly in the areas of photovoltaics and robotics. Specifically, this includes the manufacture of solar awnings (SOLARIS) for environmentally friendly energy generation, as well as the development of robots that can be used in various areas such as security, health, care, gastronomy and hospitality. The goal is to create a comprehensive ecosystem that helps customers reduce their ecological footprint while improving their quality of life.

Streit AG energietechnik 

Bachenbülach · Since 2005

The core activity of Streit AG includes the planning and execution of electrical installations for private, commercial and industrial customers, including the areas of e-mobility, smart home, photovoltaics and renewable energies. This also includes the installation and servicing of internet, telephony and network solutions, as well as the optimization of solar systems and energy storage systems.