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Solid Chemicals GmbH 

Gossau Sg · Since 2001

The core activity of Solid Chemicals GmbH is the development and manufacture of chemical products, particularly trace elements, for the animal feed industry. The company focuses on creating innovative solutions to the problems of animal feed manufacturers by leveraging its expertise in chemistry and microbiology to develop products such as Soldig, which enhances the bioactivity of trace elements like zinc and copper.

soRec Holding AG 

Gossau Sg · Since 2007

soRec Holding AG is a recycling and waste management company specializing in electronic, commercial and industrial scrap as well as metal recycling. Its services include pickups, container and site logistics, construction and municipal waste management, an online scrap-metal sales platform and in-house toner and electronics recycling facilities.

Spektar, Vukasinovic Dejan 

Gossau Sg · Since 2019

Spektar, Vukasinovic Dejan provides project planning and implementation as well as corporate consulting services. The firm supports clients from concept development through realization and acceptance for projects such as industrial plant construction and production-line modernizations, and maintains a network of supplier contacts.

sportsevision ag 

Gossau Sg · Since 2011

sportsevision ag develops, supplies and operates LED perimeter boards and screens for indoor and outdoor applications. The company provides consulting, rental, sales, content production, a proprietary playout system, as well as installation, maintenance and service as a full-service offering. Manufacturing is carried out via the subsidiary sportselab in Shenzhen, with service technicians in Switzerland providing support and maintenance.

Squeng AG 

Gossau Sg · Since 2015

The core activity of Squeng AG is the provision of services in the field of computer science, particularly in the areas of training, consulting, software development and research. The company positions itself as an engineering office for computer science.

S. Schwizer Beratungs-AG 

Gossau Sg · Since 1972

The company operates in the areas of sanitation, heating, ventilation, bathroom and interior design, offering services such as planning, implementation and maintenance for private customers and companies. The core activities include in particular: renovations and new construction of private property, commercial or industrial facilities; planning and implementation of projects in the areas of sanitation, heating, ventilation, bathroom and interior design; maintenance and servicing of plants and systems; interior architecture and interior design. The company positions itself as a competent and customer-oriented partner for holistic solutions in the mentioned areas.

Stall Sommersweid AG 

Gossau Sg · Since 2018

The company is an equestrian sports center offering a wide range of services and facilities for horses and riders. The core activity includes the construction and maintenance of riding arenas, sand arenas, lunging halls, leading facilities, stables and other facilities for equestrian sports. In addition, the company also offers services such as horse care, riding lessons and therapy programs for horses.

Stellaron GmbH 

Gossau Sg · Since 2023

Stellaron GmbH manufactures and installs windows and provides custom metal and glass solutions. The company combines traditional craftsmanship with modern technology.

Stephan Körnli Sanitär-Service 

Gossau Sg · Since 2004

Stephan Körnli Sanitär-Service provides repair, renovation and installation services for sanitary and heating systems, including repairs to sanitary fixtures, fittings and shower partitions, servicing of heating valves and thermostatic valves, and bathroom, shower and kitchen remodels.

STIEA GmbH 

Gossau Sg · Since 2019

The core activity of STIEA GmbH is the planning, programming, execution and commissioning of automation solutions and electrical engineering projects in the field of industrial and commercial automation. This also includes services such as the installation of control cabinets, cabling and the coverage of the entire electrical part.