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Thurgauische Stiftung Frauenfelderhaus Wildhaus 

Frauenfeld · Since 2016

The company provides accommodations and infrastructure for groups, particularly school classes, clubs and other groups, in a house in Wildhaus, Switzerland. The core activity consists of renting and operating holiday and camp houses.

thurmed Immobilien AG 

Frauenfeld · Since 2013

thurtal-reisen gmbh 

Frauenfeld · Since 2003

The core activity of thurtal reisen GmbH is the organization and implementation of trips, in particular bus and car trips, as well as experience holidays and wellness trips, for both groups and individual travelers, with a focus on Europe and specifically on the Salzkammergut region.

tl architektur GmbH 

Frauenfeld · Since 2022

The core activity of tl architektur GmbH SIA is the provision of architectural services, in particular the planning and design of buildings and living spaces.

TOMOTOS GmbH 

Frauenfeld · Since 1997

The core activity of Tomotos GmbH is the sale and representation of Harley-Davidson motorcycles and products in Switzerland.

töngi immotreuhand gmbh 

Frauenfeld · Since 2024

töngi immotreuhand gmbh provides real estate services including property management, valuation, and marketing and brokerage. The firm focuses on valuation and management of properties in the Thurgau region and neighbouring cantons and also offers individual consultancy and services related to elderly housing.

Torus GmbH 

Frauenfeld · Since 2016

The core activity of Torus GmbH is the planning, installation, assembly, maintenance and servicing of ventilation and air conditioning systems for residential and commercial buildings.

TosWal GmbH 

Frauenfeld · Since 2015

TosWal GmbH provides administrative and financial services for private and institutional clients, including tax returns, bookkeeping, and handling of bank and postal payments. Its services also cover correspondence and general administration, advice and support on estate and succession matters (including wills and executorship), errands and transport, property sale/rental support, and assistance with electronic banking.

toz GmbH 

Frauenfeld · Since 2016

Transportorganisation Frauenfeld Genossenschaft 

Frauenfeld · Since 2018

The core activity of the company "Transportorganisation Frauenfeld" consists of organizing and coordinating agricultural transports, particularly beetroot transports, in the Frauenfeld region. This includes planning and coordinating collection, delivering beetroot to the Frauenfeld plant as needed, recording and invoicing transports, as well as negotiating organizational and transport tariffs with SZU.

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.