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HARWY GmbH 

Winterthur · Since 2021

The core activity of HARWY is the development and production of individually designed sports jerseys and clothing for sports teams, particularly in the area of Swiss Flag Football. The company offers tailored solutions for sports teams to professionalize their appearance and strengthen their identity through unique jersey designs.

Haus der Berufsbildung AG 

Winterthur · Since 2000

Haus der Berufsbildung AG provides training services and seminars to support apprentices and vocational trainers, including workshops such as “Positive Leadership” and seminars on qualification interviews, plus practical learning tools and materials for vocational education.

Hauskunft GmbH 

Winterthur · Since 2024

The company Hauskunft GmbH primarily deals with services in the field of monument preservation and building stock. The core activities include: on-site inspections and archive research, description and evaluation of objects, creation of expert opinions on the worthiness of protection of buildings, creation of inventory lists for protected monuments, and consulting and support for construction projects in a historical context. The company thus provides expert knowledge and services to support and preserve the handling of historic buildings and sites.

HAWAdoc AG 

Winterthur · Since 1998

The core activity of hawadoc AG is to provide services and solutions for the Swiss healthcare system, particularly for physician networks, medical practices, and health insurers. This includes, among other things: The provision of the family doctor model and the promotion of cooperation between patients, physicians, and health insurers; The administration of physician networks, including member management, contract negotiation, data management, accounting, marketing, and communication; The provision of consulting services, such as trust services, debtor management, and business management consulting; The provision of tools and platforms for collaboration and communication between healthcare stakeholders; The organization of continuing education and quality circles for medical personnel; The management of patient data and the provision of invoice printing and mailing services.

H&C Treuhand AG 

Winterthur · Since 2021

The core activity of HC Treuhand AG is the provision of services in the field of financial and corporate consulting, particularly in the areas of: financial accounting, payroll accounting, tax consulting, digitalization, corporate consulting, and real estate. The company thus offers comprehensive consulting and services for companies and private individuals in the areas of finance, taxes, and corporate management.

Hecht und Heck Consulting GmbH 

Winterthur · Since 2015

The core activity of Hecht & Heck Consulting GmbH is the consulting and optimization of controlling processes for companies, particularly in the areas of finance, accounting and risk management. The company supports its customers in implementing industry-specific controlling processes, developing structures and processes, as well as selecting and implementing suitable tools. The goal is to provide customers with reliable and transparent information for the operational and strategic management of their company.

Heilart Corinne A. Zollinger 

Winterthur · Since 2021

The core activity of the company 'Heilart - Corinne A. Zollinger' is the application and dissemination of Traditional European Naturopathy (TEN) in the form of various therapies and offers, such as phytotherapy, foot reflex zone therapy, nutritional therapy and holistic massage.

Heiligberg Institut 

Winterthur · Since 1998

The Heiligberg Institute offers its own movement school with weekly ongoing group and individual sessions in prevention and therapy. The company's core activity is the application and dissemination of Psychosomatic Functional Learning (PSFL), a movement system developed by Bet Hauschild-Sutter. This includes conducting courses, workshops and individual sessions in movement design, dance therapy and solution-focused work. The company also provides training and further education in the PSFL method and publishes books and DVDs on this topic.

Heinrich Landschaftsarchitektur GmbH 

Winterthur · Since 2013

The company is an architecture and planning firm specializing in the planning and realization of various construction projects, including schools, residential buildings, commercial buildings, recreational facilities, parks, and public spaces. The company's core activity includes conducting competitions, feasibility studies, master plans, test plans, and the realization of construction projects in various phases, from planning to completion.

Heinrich Peter AG 

Winterthur · Since 1972

The core activity of Hch. Peter AG is the execution of earthworks, in particular excavation, demolition, building dismantling, concrete and bridge demolition.