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Solenis Switzerland GmbH 

Schaffhausen · Since 2014

The company's core activity is the development and provision of solutions for water treatment and process challenges in various industries, including industrial, institutional, food and beverage markets. The company offers products and services tailored to the needs of customers in the areas of manufacturing, biorefining, power generation, municipal, life sciences, mineral processing, oil & gas, refining & chemical processing, specialties & wood building, pulp & paper, graphic & specialty papers, food and beverage packaging, tissue & towel, packaging and other specialized markets.

Sommer City GmbH 

Schaffhausen · Since 2019

The core activity of Sommer City is to create brand resonance and develop visual identities for companies. This includes the creation, maintenance and refinement of brand images, the design of communication media and the development of digital solutions that reflect the unique characteristics of a brand. The goal is to achieve strong customer loyalty and sustainable brand profitability.

sonar gmbh 

Schaffhausen · Since 2015

The core activity of sonar gmbh is B2B telemarketing, particularly the execution of cold acquisition, customer loyalty, market surveys, appointment scheduling and soft selling, in order to support companies in generating qualified leads and increasing their sales success.

Spartano Elektroberatung und Planung 

Schaffhausen · Since 2024

The company provides electrical consulting and planning services to various customer groups, including industrial companies, trade and service companies, architects and civil engineers, public institutions, private individuals and homeowners. The core activities include the development and implementation of electrical concepts, safety concepts, project management, concessions and support for the maintenance and optimization of electrical infrastructure.

Spital Lab by Marika Simon 

Schaffhausen · Since 2024

The core activity of the company 'Spital-Lab' consists of conducting design research and participatory projects to capture the needs of children and adolescents in hospitals and, on this basis, develop a 'Station of the Future'. This is achieved by involving young patients as co-researchers, who share their experiences and wishes, thereby contributing to the design of future hospital environments.

Stadtfuchs GmbH 

Schaffhausen · Since 2019

The core activity of Stadtfuchs GmbH is the design and maintenance of urban natural spaces, particularly the planning and realization of green areas and open spaces in cities. The company works closely with local craft businesses and companies to find tailored and long-term solutions for urban natural spaces. The core activity of Raffinerie AG für Gestaltung is the creation of creative design solutions for ambitious clients from economy and culture. The company plans, conceives and realizes sophisticated projects at the highest level. The core activity of Steiger Concept is architecture, particularly the planning and realization of buildings and spaces characterized by logic and essence.

STC Snow Trekker Company GmbH 

Schaffhausen · Since 2004

The company picogrill develops, manufactures and distributes outdoor products, in particular portable grills and cookers, as well as further equipment for camping, traveling and outdoor activities.

Stefan Illmer Consulting 

Schaffhausen · Since 2011

Stefan Illmer Consulting provides consulting and training in investment performance, investment reporting and investment controlling, covering the asset-management value chain except research. Services include strategic and process consultancy, software/product advisory, performance review and reporting; typical clients include pension funds, institutional asset managers, family offices and fund companies.

Stefanoni Informatik GmbH 

Schaffhausen · Since 1997

Stefanoni Informatik GmbH develops, distributes and maintains proprietary software products for industry-specific applications, including booking systems for coach operators and maritime transport, as well as management software for publishers, debt collection and vehicle leasing.

Steiger Mens Wear 

Schaffhausen · Since 1998

The core activity of Steiger-Menswear is the sale of men's clothing.

Steinemann Kleinbus AG 

Schaffhausen · Since 1996

The core activity of Steinemann Schaffhausen includes passenger transport, courier services, vehicle rental, and other services in the field of transport and mobility. Specifically, the company offers: Passenger transport: transport with minibuses, airport transfers, limousine service, wheelchair transport, taxi in Schaffhausen, special and fun transports, scheduled bus services, school bus and shuttle bus; Courier services: goods transport, media service, express courier and transport solutions; Rental: vans, minibuses, trailers, wheelchair vehicles and accessories; Other services: car workshop, route planning, vehicle delivery, car wash center, ring-parking, ring-taxi, parking spaces and seasonal employee utilization.

Stiftung "Adolph Kolping" 

Schaffhausen · Since 1979

Stiftung "Adolph Kolping" promotes and supports public, cultural, religious and social activities and funds initiatives in youth and adult education, family assistance and elder care. It administers resources to fulfil its charitable purpose, owns Kolping Wohnbau GmbH and directs the company’s proceeds toward providing and maintaining affordable housing.

Stiftung der Schaffhauser Gesellschaften und Zünfte 

Schaffhausen · Since 1984

Stiftung der Schaffhauser Gesellschaften und Zünfte promotes the preservation, restoration and safeguarding of historic building fabric, in particular society and guild houses. It supports joint activities of the guilds and cultural tasks, and may acquire, manage, lease or dispose of property and grant contributions or loans to owners or other persons within its purpose.

Stiftung für Wohlfahrtszwecke der Georg Fischer AG 

Schaffhausen · Since 1920

Stiftung Hilfe für Armenien 

Schaffhausen · Since 1992

The core activity of the "Help for Armenia" foundation is to support and implement aid projects in Armenia, particularly for the most vulnerable, such as Armenian children and the sick. The foundation focuses on improving living conditions in Armenia through the renovation and construction of kindergartens, day hospitals, water supply systems, and other infrastructure facilities. In doing so, it primarily collaborates with local construction companies and suppliers to generate added value in economically weak Armenia.

Stiftung Pro Senectute Kanton Schaffhausen - für das Alter 

Schaffhausen · Since 1995

The company's core activity is providing services and support for older people, including advice, assistance with daily tasks, social activities and education. The company also offers specific services such as relief services, visiting services, meal delivery services, mobility assistance, cleaning services and moving assistance. Additionally, the company is involved in community work and offers opportunities for voluntary engagement.

Stiftung Summerwis 

Schaffhausen · Since 2019

Stiftung Summerwis provides support for people who require special assistance and care and can create and operate suitable facilities. As a replacement for the 'Soziales Wohnen Geissberg' shelter the foundation plans a facility with 30 rooms for people at risk of homelessness and about 25 work and activity places, with financing mainly through grants (including the Windler‑Stiftung) and public construction contributions.

Storz Endoskop Produktions GmbH, Tuttlingen (D), Zweigniederlassung Schaffhausen 

Schaffhausen · Since 2001

Storz Endoskop Produktions GmbH, Tuttlingen (D), Zweigniederlassung Schaffhausen supplies endoscopic instruments, imaging and OR‑integration systems and provides associated services such as maintenance and training.

Storz Medinventio AG 

Schaffhausen · Since 1987

stou.ch AG 

Schaffhausen · Since 2024

stou.ch AG operates a regional digital marketplace and mobile app that connects customers with local service providers and supports communication, predefined service processes, document exchange and in-app payments.