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Techfina SA 

Winterthur · Since 2017

Techfina SA is a plant engineering company in the environmental sector that designs, constructs, commissions and provides follow-up for municipal and industrial wastewater and sludge treatment plants and subsystems. Its services include project engineering, 3D design, assembly, testing and commissioning, and process solutions such as primary mechanical treatment, biological treatment, sludge handling, phosphorus recovery and energy recovery from biogas.

teclogix GmbH 

Winterthur · Since 2021

The core activity of teclogix GmbH is the planning and implementation of comprehensive IT solutions for small and medium-sized enterprises (SMEs). This includes needs analysis, consulting, procurement, installation, operation and maintenance of IT infrastructure, including cloud solutions, Microsoft 365 and private cloud. The company also offers IT consulting services and strives for long-term, partnership-based relationships with its customers.

tecuum AG 

Winterthur · Since 2015

The core activity of Tecuum ag is the development, manufacture and distribution of vacuum evaporation plants (Vacuum Evaporators) and related components, particularly for industrial and scientific applications.

TEN AG 

Winterthur · Since 1989

The core activity of TEN AG Informatik is system and software development, particularly in the area of UNIX/Linux-based IT solutions. This includes the conception, planning and implementation of software products and individual inter- and intranet applications, as well as the installation, configuration and administration of UNIX/Linux operating systems and applications.

Terra Partners AG 

Winterthur · Since 2018

Terra Partners AG provides project development and analysis, architectural planning and execution services, and handles financing and fiduciary tasks for building projects.

Terraview GmbH 

Winterthur · Since 2020

TerraView develops innovative software solutions for the agricultural sector to make farming more sustainable, productive and resilient. The company's core activity lies in providing technologies and solutions that help agricultural decision-makers apply sustainable and carbon-neutral practices.

TFC Group GmbH 

Winterthur · Since 2024

TFC Group GmbH provides cable assembly, printed circuit boards, 3D printing, metal and ceramic manufacturing, and sensor components. Services also include EMS/electronics manufacturing, assembly of modules and special sourcing.

T. Geilinger 

Winterthur · Since 2020

T. Geilinger is a façade and metal-construction company offering design, fabrication and installation of façades, metal components, fire-rated doors and wood‑metal windows. Services also include balcony glazing, folding glass walls and maintenance/after-sales support.

Theater Winterthur AG 

Winterthur · Since 2019

The company "Theater Winterthur" is a theatre operation whose core activity consists of the production and performance of plays, operas and other cultural events. This also includes the provision of theatre pedagogy, the implementation of workshops and the organisation of festivals. The theatre also offers gastronomic services, such as a bistro, and has its own box office.

The European Higher Engineering and Technical Professionals Association (EurEta) 

Winterthur · Since 1998

The European Higher Engineering and Technical Professionals Association (EurEta) is a European association of practice-oriented higher-education engineering and technical professionals that awards the titles “Ing. EurEta” and “EurEta Professional” and maintains a register of certified professionals. EurEta participates in consultations and conferences on higher education qualifications, maintains a presence in Brussels through a political advisor, and is funded by its registrants.