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Bussinger Präzisionstechnik GmbH 

Frauenfeld · Since 2014

The core activity of Bussinger Präzisionstechnik GmbH is the CNC manufacturing of custom parts, particularly turning and milling of materials such as steel, aluminum, and plastic. The company offers a rapid implementation of ideas and drawings into finished products, enabling customers to realize their own designs in a short period of time.

Bütikofer Active AG 

Frauenfeld · Since 2022

Bütikofer Active AG operates the Attica Gym & Spa and provides fitness and wellness services, including a gym and functional training area, personal training, EMS, group fitness classes, spa facilities and whole-body cryotherapy.

BWSM Bachmann - Wartung - Service - Montagen GmbH 

Frauenfeld · Since 2021

BWSM Bachmann - Wartung - Service - Montagen GmbH provides international industrial assembly services, handling project coordination, planning, installation and commissioning of machinery and equipment. Services include mechanical and electrical installation, controls programming and software integration, welding work, maintenance, emergency repairs and tailored service contracts.

BZR Reinigung AG 

Frauenfeld · Since 2020

BZR Reinigung AG provides cleaning and maintenance services, including building caretaking, construction cleaning, façade cleaning, window and glass cleaning, floor and ceiling cleaning, and stone care. The company's website states that chemical-free and gentle cleaning methods are used.

B Zürcher Reinigung 

Frauenfeld · Since 2017

The core activity of BZR-Reinigung AG is the provision of specialized cleaning services, including: building maintenance, construction cleaning, facade cleaning, window and glass cleaning, floor cleaning, ceiling cleaning, and stone care. The company offers these services with a focus on quality, meticulousness, and environmental protection.

Care plus Morgenegg 

Frauenfeld · Since 2015

The company CarePlus Morgenegg offers case management services aimed at supporting companies and organizations in assisting employees struggling with personal or professional issues. The core activity of the company is to develop and implement individual solutions to improve employee performance and well-being while minimizing downtime costs for the company. This includes consulting, support and assistance for employees in difficult situations, as well as the development of strategies for prevention and intervention in problems in the work environment.

Casa Vilarealense GmbH 

Frauenfeld · Since 2019

The core activity of Casa Vilarealense is the manufacture and sale of products for vending machines, souvenirs, decorative items, sports items, tombolas and other goods, including a wide range of items such as porcelain, ceramics, toys, watches, lighters and other gift items.

Cellere Bau AG 

Frauenfeld · Since 2016

Cellere Bau AG is a construction company specialising in road and civil engineering, structural rehabilitation and building renovation. The company provides planning and execution services for construction projects, acts as a general contractor on commissions and applies digital methods such as BIM.

Chaves Biedermann Landschaftsarchitekten GmbH 

Frauenfeld · Since 2017

Chaves Biedermann Landschaftsarchitekten GmbH is an office for landscape architecture and urban design. It undertakes landscape and urban projects, with a portfolio that includes public spaces, schools, parks and area development projects.

Chubb Rückversicherungen (Schweiz) AG 

Frauenfeld · Since 2008

Chubb Rückversicherungen (Schweiz) AG is part of the Chubb group. Chubb provides commercial and personal insurance and reinsurance internationally; in Switzerland the company offers solutions for property, casualty, transport/marine, cyber and financial lines, together with risk engineering, multinational programme services and claims handling.

coach better AG 

Frauenfeld · Since 2025

The company coachbetter develops and offers an app that enables coaches and players to analyze, edit and share videos of games and training sessions. The app allows users to cut out specific scenes from videos, comment on them and share them with the team. The goal is to improve communication and collaboration between coaches and players and to increase the performance of football teams.

Compactus & Bruynzeel AG 

Frauenfeld · Since 1965

The core activity of Bruynzeel is the development and provision of space-creating solutions, in particular mobile shelving systems and storage systems, aimed at reducing the CO2 footprint of buildings and promoting sustainable use of space.

Confidando GmbH 

Frauenfeld · Since 2020

The core activity of Confidando GmbH is inheritance consulting and estate settlement, including inheritance divisions and will executions. The company provides comprehensive consulting and services to support heirs in dealing with inheritance matters, particularly in the creation of estate inventories, tax returns and the execution of inheritance divisions.

Conil AG 

Frauenfeld · Since 1984

The core activity of conil AG is the supply of optician shops and ophthalmologists/clinics in Switzerland and the Principality of Liechtenstein with contact lenses, care products and other optician-related products, as well as consulting and training customers in these areas.

Constantino Lidimba 

Frauenfeld · Since 2022

The core activity of Lidimba is the manufacture and processing of metalwork, including: on-site welding and assembly, repairs of metal parts, metal design and manufacture of individual products such as fences, tables and decorations, and the production of individual lettering and other customer-specific metalwork. The company also offers consulting services and individual quotes for customers.

CoSy-Tec GmbH 

Frauenfeld · Since 2024

CoSy-Tec GmbH provides AV solutions and technical services focused on system integration, event support, and media production. The company designs customised media-technology systems, handles technical planning and on-site video/light operation for events, and produces visual and video content such as event documentation and promotional films.

Crearene AG 

Frauenfeld · Since 2019

The core activity of Crearene AG is the development and provision of medical technologies to improve the quality of life for dialysis patients.

Cross-Roads, Evelyne Coën 

Frauenfeld · Since 2006

The core activity of Cross-Roads is providing services in the field of personal consulting, further education and self-development. Specifically, this includes: Consulting: Individual consulting for people in various life situations and with different life themes; Seminars: Conducting seminars aimed at strengthening personality and preparing participants for the future; Lectures & Panel Discussions: Organizing and conducting lectures and panel discussions on topics of personal development and self-reflection; Publications: Publishing texts and media that reflect the philosophy and experiences of founder Evelyne Coën. Overall, the company focuses on supporting and accompanying people in their personal development and self-discovery.

CSD Ingenieure AG 

Frauenfeld · Since 2004

CSD Ingenieure AG provides engineering services in the fields of environment, water, energy, infrastructure and buildings. Its offerings include geotechnics, water and wastewater planning, contaminated-site remediation, energy concepts, transport infrastructure and BIM services.

Dani Hofstetter Performance Nutrition 

Frauenfeld · Since 2020

The company's core activity is nutrition consulting and planning, particularly in the field of performance sports nutrition, with the goal of supporting people in improving their health and performance through a balanced diet.