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Trauan Treuhand AG 

Frauenfeld · Since 2014

Trauan Treuhand AG provides fiduciary, accounting, tax assistance and advisory services for companies and private clients. Services include company formation and restructuring, financial and cost accounting, preparation of annual financial statements, tax returns and appeals, payroll and training and support for accounting software.

Tricycling Mittelthurgau AG 

Frauenfeld · Since 1990

The core activity of Tricycling Mittelthurgau AG is the disposal and recycling of waste of all kinds. The company operates a waste collection center and a Regional Acceptance Center (RAZ) and offers services such as collection, clearance and disposal of household appliances, electronic devices and other waste.

Trigger Shows AG 

Frauenfeld · Since 2009

Trigger Shows AG organises the Oktoberfest Frauenfeld and operates the event website. The company manages ticketing, reservations and the event operations for the festival.

Trio Personalmanagement AG 

Frauenfeld · Since 1995

Trio Personalmanagement AG places candidates for permanent positions and temporary assignments across commercial, technical and skilled-trades sectors. Services include permanent recruitment, temporary staffing, try-and-hire, payroll/personnel trustee services, outplacement and HR consulting.

TS-Brandschutz GmbH 

Frauenfeld · Since 2020

The core activity of TS-Brandschutz GmbH is the provision of services in the field of fire protection for buildings, specifically: fire protection planning in all SIA phases, quality assurance on construction sites, creation of escape and rescue route plans, creation of fire department deployment plans, inventory and fire protection including measures catalog, extinguishing system planning, specialized construction management for sprinkler systems, and risk analysis and protection target definition. The company offers these services as a competent partner for builders and architects to ensure safety in buildings.

Turtle-GmbH 

Frauenfeld · Since 2010

The core activity of Turtle GmbH is consulting and planning communication solutions, particularly in the area of voice and data communication for various types of buildings and institutions. This includes the planning and design of speech, data and mobile communication systems, as well as the monitoring of critical infrastructure with optical sensors. The company also offers services in the areas of outsourcing, project management and lighting control.

typografie metzger gmbh 

Frauenfeld · Since 2010

Ultrana Suisse AG 

Frauenfeld · Since 2023

Ultrana Suisse AG offers products under the Ultrana brand, including washing, cleaning and disinfection agents as well as care products for the homecare sector.

Urs Burger 

Frauenfeld · Since 1988

The core activity of the company 'Urs Burger Schlosserei' is the manufacture and delivery of metal products and constructions, particularly in the field of locksmithing and metal construction. This includes, among other things: railings and stair railings, doors, gates and windows, canopies, awnings and windbreaks, balconies, carports and pergolas, burglary protection and security systems, metal furniture and decorative objects, artworks and individual metal works. The company also offers services such as planning, manufacturing and assembly of metal products.

UTL UMWELT + TRANSPORTLOGISTIK AG 

Frauenfeld · Since 2002

The core activity of UTL is cross-border rail freight transport as well as personnel services and training in the field of rail transport. The company offers rail services in the areas of freight transport, personnel services and training, and is active in Switzerland, Germany and Austria.