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Helen Hartmann Treuhand + Verwaltung 

Frauenfeld · Since 1998

Helen Hartmann Treuhand + Verwaltung provides fiduciary and administrative services, including bookkeeping, tax preparation and advice, property management and sales/brokerage, company formation and business consulting, and estate execution services.

Helvepharm AG 

Frauenfeld · Since 2001

The core activity of Zentiva is the development, production and marketing of generics, i.e. cost-effective copycat medicines, in various therapeutic areas, including oncology.

High-Clean AG, Oberwil 

Frauenfeld · Since 1992

Hilde Market Schuh- und Hutmode AG 

Frauenfeld · Since 2012

The core activity of Hilde Market Schuh- und Hutmode AG is the sale and distribution of high-quality shoes, hats, bags and accessories, particularly made of leather, manufactured in Europe. The company also offers shoe repair services and trains apprentices.

H. & J. Pengler AG 

Frauenfeld · Since 1989

H. & J. Pengler AG is a family-owned company that provides architectural services and holds and develops real estate. The firm carries out architectural projects and manages property portfolios.

HNO Thurgau AG 

Frauenfeld · Since 2016

The core activity of HNO-Thurgau is the provision of medical services in the field of ear, nose and throat (ENT) medicine. The company operates a practice in Frauenfeld, where ENT specialists treat and advise patients. The activities include, among others, consultations, surgeries, aesthetic treatments and the issuance of prescriptions.

Hofer Fertigungstechnik AG 

Frauenfeld · Since 2012

Hofer Fertigungstechnik AG manufactures CNC-milled and CNC-turned components and produces prototypes as well as small and medium series. The company works with materials such as steel, aluminum, titanium and plastics, performs hard machining and 5-axis milling, coordinates surface treatments, and provides design, assembly and quality control services.

Holistische Therapie Pablo Hasert GmbH 

Frauenfeld · Since 2024

Holistische Therapie Pablo Hasert GmbH provides holistic therapy and osteopathic treatments, supplemented with elements of Traditional Chinese Medicine such as acupressure, meridian diagnostics and nutritional optimization. The practice is recognized by supplementary insurers EMR, ASCA, SNE and EGK; billing is processed via the Ärztekasse and payment can be made in cash or by TWINT.

homebay AG 

Frauenfeld · Since 2016

The core activity of homebay is the development, construction and rental of residential properties, in particular rental apartments, with a focus on long-term living quality, value stability and ecological sustainability.

hoshitech gmbh 

Frauenfeld · Since 2015

hoshitech gmbh provides services including aerial filming, development of custom electronic solutions, production, event technology, website development, and IT support and training.

Hotel Frauenfeld AG 

Frauenfeld · Since 2014

The Hotel Frauenfeld AG operates a hotel in Frauenfeld, Switzerland, offering accommodations and various services for business and private travelers, including room rental, breakfast, snacks, beverages, parking facilities, and additional services such as a messenger service and a mobile key app.

Houdini's Quest Escape Room Zentrum Bernath 

Frauenfeld · Since 2020

Houdini's Quest offers escape rooms and adventure games where customers enter thematically designed rooms to solve puzzles and experience a story. The company's core activity is to provide such interactive entertainment experiences for groups and individuals, including the design and operation of escape rooms, outdoor escape rooms, and virtual reality adventures.

H.P. Maier Schausteller AG 

Frauenfeld · Since 2018

H.P. Maier is a show business company specializing in the provision of attractions and entertainment services, particularly with the operation of the "Condor Spin Tower".

Hunziker Fenster AG 

Frauenfeld · Since 2007

The core activity of Hunziker Fenster AG is the manufacture and distribution of windows, front doors, aluminium shutters, sun awnings, patio and balcony glazing, patio and balcony roofs, as well as conservatories made from various materials such as plastic, wood and aluminium.

ICT-Services & Gastro-Management Weidemann 

Frauenfeld · Since 2023

ICT-Services & Gastro-Management Weidemann is an establishment offering Thai cuisine, serving meals in its restaurant as well as via takeaway and catering/field-kitchen services. The menu is prepared using fresh, original Thai spices and family recipes, and the website lists Amphon Yiram as the responsible person.

IDFL Europe AG 

Frauenfeld · Since 2016

The core activity of IDFL is the quality assurance and testing of filling textiles and their raw materials, including natural and synthetic filling materials, as well as conducting audits and certifications for various standards.

iD visuelle Kommunikation GmbH 

Frauenfeld · Since 2004

The core activity of iD! visuelle Kommunikation GmbH is the creation of cross-media communication concepts, particularly the design of visual elements such as websites, print media, videos, and presentations for clients from various industries, with a focus on the implementation of marketing and communication strategies.

ilgauto ag 

Frauenfeld · Since 2013

ILMAX AG 

Frauenfeld · Since 2018

The core activity of ILMAX AG is the management of private assets for individuals, affluent families and companies through active management of assets, taking into account the individual needs, investment objectives and risk tolerance of its clients.

Imagic Medical AG 

Frauenfeld · Since 2020

The core activity of Imagic Medical AG is the development and provision of software solutions for image management in healthcare. These solutions enable the capture, processing, storage and playback of medical image and video data, and support clinical routine, research and teaching in hospitals and other healthcare institutions.