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TREHAG Treuhand St. Gallen AG 

St. Gallen · Since 1976

TREHAG Treuhand St. Gallen AG provides services in tax advisory, audit, fiduciary services, financial planning and property management. The firm's offerings also include general trust services and business advisory.

Treson AG 

St. Gallen · Since 2015

The core activity of Tres on AG is the development and provision of software solutions for payroll control, in particular the standard software Rhombus, which supports controllers, parity commissions and companies in complying with collective labor agreements. In addition, the company also offers services such as payroll control and accounting.

Treufida AG 

St. Gallen · Since 2017

Treufida AG provides fiduciary and tax services focused on doctors and medical practices. Services include bookkeeping and annual financial statements, tax returns for individuals and legal entities, payroll and HR administration, practice financing and valuation, support for practice acquisitions and start‑ups, succession planning and related administrative tasks.

Treufida Treuhand- & Beratungs- GmbH 

St. Gallen · Since 2004

Treufida Treuhand- & Beratungs- GmbH provides fiduciary and advisory services for physicians and medical practices. Services include practice accounting and tax advice, payroll and HR administration, practice financing and valuation, support for practice acquisition or start-up, and succession/brokerage solutions.

Treuhandbüro Benno Jud 

St. Gallen · Since 2011

The core activity of the company 'Treuhandbüro Benno Jud' encompasses the provision of services in the field of finance and accounting, particularly: accounting and annual financial statements, tax returns and tax consulting, payroll administration, insurance and legal consulting, company formation and succession planning, as well as pension planning and property management. The company thus offers comprehensive trust services for businesses and private individuals.

Treviso Revisions AG 

St. Gallen · Since 2000

The core activity of Treviso Revisions AG is the provision of professional financial services, particularly in the areas of auditing, tax consulting, fiduciary services and corporate consulting.

Trewitax St. Gallen AG 

St. Gallen · Since 2002

Triple Q GmbH 

St. Gallen · Since 2000

Triple Q GmbH develops control software for traffic signal systems (LSA), including the TS2000 system, and integrates the software with planning tools such as LISA+. The company provides consulting, implementation and commissioning, training, ongoing support, and co‑engineering with signal controller manufacturers.

TrueWines GmbH 

St. Gallen · Since 2021

The core activity of TrueWines is the selection, distribution and promotion of natural wines, particularly through its online shop and collaboration with winemakers, in order to sell these wines to end consumers and the hospitality industry in Switzerland.

trustr.ch GmbH 

St. Gallen · Since 2021

trustr.ch GmbH is a full-service phygital marketing agency that generates qualified consultation appointments and coordinates scheduling and pre-appointment information collection. It runs legally compliant customer-acquisition campaigns for sectors such as insurance, recruiting and photovoltaic/solar.

TSV St. Otmar Handball GmbH 

St. Gallen · Since 2024

TSV St. Otmar Handball GmbH operates a handball club with a men's first team competing in the Quickline Handball League. The club organizes matches, ticketing and livestreams, and provides membership services, youth training and community programs.

TSV St. Otmar Handball St. Gallen 

St. Gallen · Since 2020

TSV St. Otmar Handball St. Gallen is a handball club that fields teams, including a men's first team competing in the Quickline Handball League. The club organizes matches, training (including open sessions for youth), membership activities and communications such as news, ticketing and livestreams.

U5 GmbH 

St. Gallen · Since 2022

The core activity of U5 is artistic work and research in various media and formats, including installations, videos, performances, and exhibitions. The company is an artist collective focused on developing art projects and works that are often interdisciplinary and experimental.

Übersetzungsbüro Intertext GmbH 

St. Gallen · Since 1996

The core activity of Intertext GmbH is the provision of professional translation services in over 50 different languages for companies, authorities and private individuals. The company offers a wide range of specialized fields, including, among others, the automotive industry, medicine, legal texts, technology and many more. The translations are carried out by qualified, freelance native speakers who work in accordance with the standards of DIN EN ISO 17100:2016-05.

Udo Rieger Immobilienberatung 

St. Gallen · Since 2013

UG 24 AG 

St. Gallen · Since 1990

The core activity of Ug24/RTB Beratungs- und Verwaltungs AG was the operation of a parking garage and a garage, as well as the rental of sales areas in a shopping center (UG 24).

Ugra Swisstesting AG 

St. Gallen · Since 2024

The core activity of Ugra Swisstesting AG is the provision of services in the fields of testing, certification and development, particularly in the areas of security printing, identification documents, smart cards, self-adhesive labels, films and flexible packaging, adhesive tapes, OKS waste and fee bags, as well as packaging testing.

Umbratec GmbH 

St. Gallen · Since 2006

The core activity of Umbratec is the development, manufacture and distribution of security folding shutter systems, in particular the SECURE product, as well as other solutions for light, shadow and blackout technology.

Unihome GmbH 

St. Gallen · Since 2000

The core activity of Unihome GmbH is sustainable property management, particularly maintenance planning, inventory management and construction management for real estate.

Unilabs St. Gallen AG 

St. Gallen · Since 2020