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Siemens Healthineers International AG 

Steinhausen · Since 1959

Siemens Healthineers International AG provides medical-technology products, clinical solutions and services for healthcare, with offerings across diagnostic imaging, laboratory diagnostics, oncology and minimally invasive therapies, complemented by digital health solutions and artificial intelligence.

SinoSwiss Holding AG 

Steinhausen · Since 2019

SinoSwiss Holding AG invests in, manages and develops assets across multiple industries, holding direct investments and business licenses. The company facilitates cooperation between Swiss companies and Asian markets and provides local points of contact as well as operational and market-entry consultancy.

Sirag AG 

Steinhausen · Since 1987

SK ElektroEngineering AG 

Steinhausen · Since 2019

The core activity of SK ElektroEngineering AG is the planning, consulting and implementation of electroengineering projects, particularly in the areas of building electrical installations, network technology, communication and security as well as lighting planning. The company offers comprehensive services in these areas, from planning to realization, and positions itself as a competent partner for builders and companies.

skyquest AG 

Steinhausen · Since 2024

Software X GmbH 

Steinhausen · Since 2023

Software X GmbH develops technical software solutions and conducts research and development. The company provides services for data processing and storage, IT infrastructure and project advisory, and technical support such as CI/CD, code and design reviews, system and algorithm design, deployment and troubleshooting.

Spacebyte AG 

Steinhausen · Since 1983

The core activity of Spacebyte AG encompasses the provision of services and solutions in the field of digitalization, particularly in the following areas of focus: E-Commerce: development and implementation of e-commerce solutions, Content Management: development and implementation of content management systems (CMS) based on open-source platforms such as Joomla, WordPress, and others, Mobile Apps: development of mobile applications, Business Automation: automation of business processes, Big Data Analytics: analysis and evaluation of large data volumes, Learning: development of digital learning solutions and strategies, and Business Consulting: consulting services for companies in the areas of digitalization and business strategy. Additionally, Spacebyte AG also offers start-up mentoring, seed investment, and networking services.

SpeedLab AG 

Steinhausen · Since 2014

The core activity of SpeedLab AG is the development and provision of quantitative asset management solutions for institutional clients, particularly through the use of artificial intelligence (AI) and deep learning technologies. The company focuses on creating investment products that generate absolute returns and offers solutions for managing investments in various asset classes, including cryptocurrencies.

Sphinx Travel GmbH 

Steinhausen · Since 2020

Sphinx Travel offers individually tailored trips, particularly golf and cultural tours, with a focus on Egypt and South Africa. The core activity includes planning and organizing trips that combine golf, culture, and nature, as well as offering special travel experiences such as Nile cruises, diving, snorkeling, kitesurfing, and desert safaris.

StandortSuche.ch AG 

Steinhausen · Since 2008

The core activity of StandortSuche.ch AG is the analysis and evaluation of locations for real estate projects, particularly in the areas of residential, tourism, commercial and retail properties. The company supports customers in finding and selecting suitable locations, developing real estate concepts and optimizing real estate portfolios. The activities include, among others: location analysis and evaluation, real estate project development, location acquisition and securing, real estate management and optimization, and consulting on the selection of locations and real estate concepts. The company has extensive experience in realizing real estate projects and offers customers comprehensive support in finding and developing suitable locations.

Start-Ziel-Sieg AG 

Steinhausen · Since 2021

Start-Ziel-Sieg AG offers HypnoManifestation mentoring, HypnoMeditation and related coaching and webinar programs focused on personal development. The services include structured programs, online events and consultation calls to address internal blocks and support clients in making behavioural changes.

State Street International Holdings Switzerland GmbH 

Steinhausen · Since 2008

Steiner Advisory GmbH 

Steinhausen · Since 2019

Steiner Advisory GmbH offers independent management consulting, advising senior management and boards on strategy, innovation, change and transformation, restructuring and turnaround. Services also include executive coaching and coordination with a network of technical experts for operational implementation.

Steriplant Swiss AG 

Steinhausen · Since 2019

Steriplant Swiss AG produces disinfectant products based on the Steriplant N technology that are manufactured without added chemicals and are biodegradable. The products are described for use in disinfection and decontamination against bacteria, viruses, fungi and algae, and the website lists registrations/approvals (e.g. BAuA N-89726, EU-Biocide entry 3382SL, BAG CHZN6710).

Stiftung Alterssiedlung Steinhausen 

Steinhausen · Since 1984

The Weiherpark seniors' centre offers care and support services for older people, including accommodation, care, catering and leisure activities.

Stiftung Talentia Zug 

Steinhausen · Since 2012

The core activity of the company "Stiftung Talentia" is the promotion of children and young people with special intellectual gifts, in particular through the awarding of scholarships and the support of their education.

Stochastec AG 

Steinhausen · Since 2024

Stochastec AG develops algorithmic trading software for digital assets and provides technical solutions for automated trading of crypto and other digital assets.

STONE2HOME AG 

Steinhausen · Since 2024

The core activity of Stone2Home AG is the provision of services in the field of construction management, particularly in owner consulting, owner representation and construction management itself. This includes advising and accompanying private and institutional clients in all phases of the construction project, taking over control and monitoring tasks, as well as conducting negotiations with companies. The goal is to ensure the optimal execution of the construction project in terms of costs, deadlines and quality.

Structura Office GmbH 

Steinhausen · Since 2012

The core activity of STRUCTURA Office GmbH is the commercial support of companies, particularly in the areas of HR administration and accounting. The company offers flexible, demand-oriented services to enable customers to focus on their core business.

StuTech AG 

Steinhausen · Since 2004

The core activity of StuTech AG is the representation and sale of NC machine tools, particularly NC rotary tables, as well as the provision of services in the field of production optimization, including the development of customer-specific solutions and the provision of service for machine tools.