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company directory

Winterthur Tattoo & Piercing GmbH 

Winterthur · Since 2013

Winterthur Tattoo & Piercing GmbH provides tattoo and piercing services, including consultations and aftercare. The Winterthur shop hosts tattoo and piercing artists, accepts bookings and offers free tattoo consultations.

WintiMed AG 

Winterthur · Since 1998

WintiMed AG operates a regional health network and supports coordinated primary care. The organisation provides information and services for patients, physicians and medical practice assistants, including a family doctor model check, physician search and quality management. External quality reviews are carried out, for example, through the EQUAM foundation.

WOHGA GmbH 

Winterthur · Since 2020

WOHGA GmbH organises the WOHGA spring fair focused on living, house and garden. The event brings together exhibitors showcasing interior and exterior showrooms, products and services for building and renovation, as well as a culinary area and rotating special exhibition zones.

Wohnbaugenossenschaft Etzberg Winterthur-Seen 

Winterthur · Since 1966

The company's core activity is the promotion and support of housing cooperatives in Switzerland, particularly through consulting, further education, networking and interest representation. The company also offers services such as land and property brokerage, guided tours and specialist events, and mediates apartments through a housing search platform. It also supports the founding of new cooperatives and provides consulting services for municipalities and authorities as well as for private individuals who want to sell to a cooperative.

Wohnwert Invest AG 

Winterthur · Since 2022

The core activity of Wohnwert Immobilien is the professional marketing and sale of real estate, in particular exclusive properties, as well as accompanying clients through the sales process. This also includes services such as investment management, planning and construction, sales and rental, financing and total renovation of real estate.

Wunschwerkstatt Winterthur Sarah Meili 

Winterthur · Since 2021

The core activity of Wunschwerkstatt Winterthur is coaching, particularly: personal development and self-love for adults, playful coaching for children, and Access Bars, a method for deep relaxation and resolving blockages. The company offers individual coaching and courses to support people in their desired changes and personal development processes.

Xandracom GmbH 

Winterthur · Since 2004

The core activity of Xandracom is to advise and support companies and individuals in the areas of communication, conflict management, and organizational consulting. This specifically includes: Coaching and communication consulting, Conflict management and resolution, Organizational consulting and development, Moderation of workshops and events, Accompaniment of change and development processes, Leadership and team development. Xandracom offers these services as an independent consulting firm and works with a network of specialists.

yellowbit, h. chiapolini & partner 

Winterthur · Since 1999

yellowbit, h. chiapolini & partner provides language services alongside project-management and IT/business consulting. Services listed on the website include individual and group courses plus translation and proofreading in German and French, as well as project leadership, business analysis, solution specification and training in business informatics, project management, organization and quality assurance.

YOCO Your Communication GmbH 

Winterthur · Since 2002

The core activity of YOCO Your Communication GmbH is the provision of services in the field of Brand Design and Integrated Communication, including: Brand Design, Digital Design, Print Design, conception and design of websites, project management and implementation of trade fair and market organizations. The company supports customers in strengthening their brand and offers comprehensive services for the development and implementation of communication strategies.

Yumetofu GmbH 

Winterthur · Since 2022

The core activity of YUMETOFU is the production and sale of tofu products, including tofu, soy drinks and okara. The company produces authentic tofu and also offers recipes, gift cards and subscriptions.

Zauberland GmbH 

Winterthur · Since 2011

The company's core activity is the care of children from 3 months to kindergarten age in a family-like atmosphere, with a comprehensive care offer based on pedagogical concepts such as Emmi Pickler and Montessori.

ZAVODSKY Switzerland GmbH 

Winterthur · Since 2021

The core activity of ZAVODSKY Switzerland is the development, production and distribution of high-quality LED bulbs, particularly the BRACE brand, which is characterized by its quality, durability and unique design.

Z Designstudio GmbH 

Winterthur · Since 2016

Z Designstudio is a company specialized in the fields of Industrial Design, Interior Design and Engineering. The core activity of the company consists of developing and realizing projects in the areas of product development, furniture development and interior architecture. The company offers services such as product design, interior design and engineering services, and develops individual solutions for its clients.

Zehnder & Kälin AG 

Winterthur · Since 2004

The core activity of zehnder & kälin ag is the provision of services in the field of building physics and acoustics. This includes in particular: * Noise protection: Assessment of external noise situations, preparation of noise reports and clarification of permit feasibility * Sound insulation: Evidence according to SIA 181, sound insulation reports and expert opinions, building acoustic measurements * Room acoustics: Ensuring adequate room acoustics and speech intelligibility in indoor spaces, calculation and dimensioning of reverberation times * Building physics: Evidence for thermal, sound and moisture protection, condition analyses, expert opinions and renovation concepts for building renovations * Energy efficiency: Evidence for Minergie, -P, -A and -Eco as well as GEAKplus, summer heat protection according to SIA 180 The company offers these services for various construction projects, such as new buildings, renovations and conversions, and works with architects, engineers and builders in the process.

Zeitzeichen, Winterthur - Stiftung zur Erhaltung lokaler Kulturgüter 

Winterthur · Since 2004

The core activity of the company 'Zeitzeichen, Winterthur' consists of collecting, preserving and conveying everyday objects that serve as witnesses to everyday life and local cultural assets. In doing so, the company also supports and relieves individuals when clearing houses or apartments by collecting seemingly worthless finds and conveying them to suitable archives, collections and museums.

Zentrum für Bewusstseinsentwicklung GmbH 

Winterthur · Since 2022

The company offers services in the field of consciousness development, meditation courses, shamanism, hypnosis and trauma therapy. It also conducts workshops and courses on topics such as mindfulness meditation, chakra meditation and morphic field.

Zentrum für Ernährungsmedizin Winterthur GmbH 

Winterthur · Since 2013

The core activity of Zermed Zentrum für Ernährungsmedizin Winterthur GmbH is nutritional counseling and therapy, particularly in the areas of weight management, obesity, metabolic medicine, gestational diabetes, and food intolerance. The company offers individual consultations and therapies provided by qualified nutritionists and scientists to support patients in improving their eating habits, weight, and overall health in the long term.

Zentrum für Urologie Lindberg AG 

Winterthur · Since 2022

The company is a medical center specializing in the treatment of urological diseases. The core activity includes the diagnosis, treatment and surgical care of patients with urological problems, including the treatment of urological cancers. The center also offers a 24-hour emergency service and works closely with other specialist physicians and clinics to ensure comprehensive patient care.

zero Grafikstudio, C. Rohr 

Winterthur · Since 2023

The core activity of ze:ro Grafikstudio is the creation of creative and strategically effective design solutions, particularly in the areas of graphic design, branding, editorial design, packaging design and illustration. The company offers services such as the creation of brand images, layouts, editorials and packaging designs, and supports small and medium-sized enterprises in the development of their visual identity.

ZimtDesign GmbH 

Winterthur · Since 2010

The core activity of ZimtDesign GmbH is the development and creation of websites and mobile applications (apps).

Zindel Immobilien Treuhand GmbH 

Winterthur · Since 2014

The core activity of ZINDEL Immobilien Treuhand GmbH consists of two main areas: 1. **Real Estate Management**: The company offers services in the field of real estate management, including the management of rental properties, exterior renovations, additions, conversions and interior renovations. 2. **Accounting and Tax Consulting**: ZINDEL Immobilien Treuhand GmbH also provides accounting services for sole proprietorships and small businesses, including the preparation of annual financial statements and support with tax returns.

Zurich, Generalagentur Okan Pelenk 

Winterthur · Since 2021

Zurich, Generalagentur Okan Pelenk provides insurance advice and solutions for private and corporate clients. Services include home, motor and travel insurance, retirement and property-financing advice, and tailored coverage options for businesses.

zweihund GmbH 

Winterthur · Since 2009

The core activity of the company zweihund is the production of films and the provision of creative services, particularly in the areas of commercials, music videos, fictional and documentary films, as well as corporate films.

Psychotherapie Müller 

Winterthur · Since 2025

The company's core activity is the provision of psychological and therapeutic services, particularly in the areas of: * Couple counseling and therapy * Family counseling and therapy * Individual therapy and coaching * Youth counseling The company offers individual and group-specific counseling and therapy to support people in various life situations and with different problems.

BeavAIR AG 

Winterthur · Since 2025

JAMEA Jasmin Meier Architektur GmbH 

Winterthur · Since 2025

The core activity of the company JAMEA (Jasmin Meier Architektur) is the provision of architectural services.

Praxis Weber GmbH 

Winterthur · Since 2025

Praxis Weber GmbH provides psychotherapy, ADHD assessment for adolescents and adults, and individual and couple therapy. The practice offers supervision and self-experience for professionals and uses cognitive behavioral approaches and schema therapy in assessment and treatment.

gangart GmbH 

Winterthur · Since 2025

HelpMate GmbH 

Winterthur · Since 2025

HelpMate GmbH automates customer support requests using integrated AI models and generates individualized response suggestions that are reviewed by support staff. The service integrates with ticketing systems via API, anonymizes data before processing, stores company data in Switzerland and uses Microsoft Azure infrastructure for AI processing in Sweden.

GROUPE CURIE - GEFARM AG 

Winterthur · Since 2025

GROUPE CURIE - GEFARM AG designs and supplies integrated energy storage and industrial energy systems, including sodium–nickel battery energy storage systems (BESS), photovoltaic integration, and Power‑to‑X solutions.

Rechtwinklig GmbH 

Winterthur · Since 2025

Leti Reinigungen und Hauswartungen GmbH 

Winterthur · Since 2025

Leti Reinigungen und Hauswartungen GmbH provides cleaning and property caretaking services for residential and commercial clients. Offerings include household, routine and deep cleaning, window and construction/move cleaning, and specialist cleaning such as carpet and upholstery care. Property caretaking services cover cleaning and maintenance of common areas, technical checks, minor repairs, outdoor area upkeep, safety inspections and coordination of contractors.

MindCare.ch AG 

Winterthur · Since 2025

MindCare.ch AG is a provider of psychotherapy and psychological services, offering individual therapy, psychological counselling, couples, family and group therapy. Services include online sessions, and therapies with a medical referral can be billed via the basic health insurance; fees and treatment settings are described on the website.

U-Maler GmbH 

Winterthur · Since 2025

U-Maler GmbH provides painting and renovation services, including interior and exterior painting, wallpapering, small plastering works, ceiling and floor coatings, and renovation works. The company also lists façade renovation, repair services and colour consultation among its offerings.

Kiefergesichtschirurgie - Baltensperger AG 

Winterthur · Since 2025

effektiv GmbH 

Winterthur · Since 2025

effektiv GmbH develops AI solutions as well as custom web and mobile applications tailored to company needs. Services include generative content (text, image, voice, video), semantic search with vector embeddings, LLM fine-tuning and RAG, AI agents and chatbots, automated correspondence, consulting and training, and development/hosting compliant with Swiss data-protection practices.

CL Media Group GmbH 

Winterthur · Since 2025

CL Media Group GmbH is the corporate owner of the brand Content Flash and provides strategic video marketing, video production, social media content and accompanying campaign management. The company develops concepts, produces videos (for example image, event and recruiting films) and supports distribution and campaign optimization for businesses.

publicworks AG 

Winterthur · Since 2025

publicworks AG provides consultancy for municipalities, schools, churches and other public administrations. It supports process optimization, project management and organisational development using a four‑step approach and methods for impact‑oriented public administration.

Loosli Healthcare Consulting GmbH 

Winterthur · Since 2025

Loosli Healthcare Consulting GmbH is a healthcare management consultancy providing advisory and implementation support for psychiatric institutions, hospitals and rehabilitation clinics, with a focus on outcome-oriented and economically efficient nursing services. It assists organisations with structuring and process optimisation, project management and delivery of tailored solutions.

Sow & Sow Productions - Mousa Sow 

Winterthur · Since 2026

MN Projects GmbH 

Winterthur · Since 2026

Reta Lehner - Pur Du 

Winterthur · Since 2026

Reta Lehner - Pur Du is a psychotherapeutic practitioner offering integrative, body-oriented and trauma-informed individual psychotherapy for adults, incorporating emotion-focused work and psychoeducational elements.

VINOTTI Otto Hintermeister 

Winterthur · Since 2013

VINOTTI Otto Hintermeister operates a wine and delicatessen retail business with an online shop and a physical store. The services include curated wine selection, personalized advice, online ordering and a small bistro for group events.

Meier 

Winterthur · Since 2021

sonic measurements Junker+Schellenberg 

Winterthur · Since 2004

Rhumhouse, Werner Girsberger 

Winterthur · Since 2014

Rhumhouse, Werner Girsberger sells a range of rums via an online shop, including labels from Martinique and Guadeloupe. The website provides contact details and notes that there is no physical retail outlet.

The Good Solution GmbH 

Winterthur · Since 2001

The Good Solution GmbH provides consulting, coaching and team coaching and organises seminars and workshops. Its services include moderation, mediation, project support, monitoring and systemic constellations for organisations and individuals.

Augenarztpraxis Karin Gassmann 

Winterthur · Since 2018

Dermatologie zum Delfin AG 

Winterthur · Since 2018

The company's core activity is the medical diagnosis and treatment of skin diseases and disorders by specialist doctors for skin and venereal diseases. This includes both the detection and treatment of acute and chronic skin diseases, as well as the performance of surgical and non-surgical interventions, such as skin cancer treatments, laser treatments, and aesthetic procedures. Additionally, the company also offers counseling and treatment for psychosomatic or stress-related skin diseases.

Digitalmaterial AG 

Winterthur · Since 2015