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Rofra AG 

Wittenbach · Since 1980

Rofra AG provides construction and real-estate services, including building construction, civil engineering, renovations and hazardous-material remediation. The company also offers construction management, project development, and the sale and rental of its own properties.

Roman A. Märkli Werbung & PR 

Wittenbach · Since 2002

The core activity of Maerkli is the creation and implementation of marketing, advertising and communication strategies for companies, brands and products, in order to provide them with communicative advantages in the market and to help them achieve new successes.

RUWIT Immobilien AG 

Wittenbach · Since 1972

RUWIT Immobilien AG rents, manages and develops new-build apartments as well as office, industrial and commercial properties. The company buys and sells investment properties and building land and acts as developer and project manager for its own housing and commercial projects in eastern Switzerland.

SAMAPA Event & Catering GmbH 

Wittenbach · Since 2022

The core activity of SAMAPA Event & Catering GmbH is the planning and execution of events, as well as the provision of catering services for various occasions such as corporate events, birthday parties, weddings, garden parties and other private or business events.

Schmid Versicherungstreuhand GmbH 

Wittenbach · Since 2012

Schmid Versicherungstreuhand GmbH provides insurance trustee and brokerage services, including insurance advice, risk analysis, claims management and occupational pension solutions. The firm serves sectors such as industrial production, life sciences (including clinical trials), private and business aviation, and equine sports, and supports international networking.

Schüepp AG 

Wittenbach · Since 1968

The core activity of Schüepp AG is the manufacture of signs of all kinds, including company signs, front panels, information signs, scales, glow-in-the-dark signs (Permalight), pictograms, scales and type plates. The company offers various processes such as riveting, anodizing, milling/engraving, flatbed plotters, layout design, shearing, roll plotters, screen printing, punching and thermal transfer, and uses a variety of materials including aluminum, stainless steel, hard PVC film, Permalight (glow-in-the-dark), polycarbonate, polyester, transfer adhesive tapes and vinyl films.

SCS Online GmbH 

Wittenbach · Since 2024

SCS Online GmbH provides professional IT services focused on cloud architecture, migration, automation and DevOps. The company advises on platform and service selection, supports compliance and operations, performs migrations and offers official Microsoft training courses.

Soluwa GmbH 

Wittenbach · Since 2011

The core activity of Soluwa is the development, production and distribution of heat pumps and air conditioning systems, particularly brine-water heat pumps and split air conditioning systems, which are operated with natural refrigerants such as R-290.

strauss raumentwicklung 

Wittenbach · Since 2018

The core activity of Strauss Raumentwicklung is to advise and support municipalities, cities, cantons and the federal government in spatial development, particularly in the areas of: Strategic municipal development, Accompanying and entering into real estate developments, Project management at cantonal level, Expert services for spatial development. The company also offers consulting services for private builders, architects, real estate agents, commercial and industrial customers.

Trunz Luftkanalsysteme AG 

Wittenbach · Since 2004

The core activity of Trunz Luftkanalsysteme AG is the development, production and marketing of ventilation duct systems, air duct and ventilation pipe materials as well as custom-made products for the building services and climate technology sector. The company offers a comprehensive range of standardized components and complex sheet metal parts in chrome steel.