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Meissner Sanitärtechnik AG 

Winterthur · Since 1999

The core activity of Meissner Sanitärtechnik AG is the installation, renovation, and maintenance of facilities and equipment in bathrooms, kitchens, and other sanitary installations, including the assembly and maintenance of heating systems, fittings, water softening systems, and boilers.

Mink Polsterwerkstatt Leonie Steiner 

Winterthur · Since 2020

Mink Polsterwerkstatt Leonie Steiner carries out upholstery work of all kinds, including reupholstery, cushion covers and custom pleated blinds (plissees). The workshop works with traditional materials (springs, coir) and modern foams and offers consultations and appointments.

My Own Womenswear - Kappeler 

Winterthur · Since 2009

The core activity of the company "MY OWN WOMENSWEAR" is the retail trade of women's clothing, in particular the sale of women's fashion and accessories, as well as complementary services such as personal shopping and wardrobe planning.

nagel ag 

Winterthur · Since 2002

The core activity of Nagel Architektur & Baumanagement is the planning, management and implementation of high-rise building projects, including architecture, construction management and project development, with a focus on quality, functionality and economic efficiency.

National Coalition Building Institute (Schweiz) 

Winterthur · Since 2004

The core activity of NCBI Switzerland is to conduct training sessions, seminars and projects for companies and organizations to promote diversity, conflict management, stress management and violence prevention. The company offers customized solutions for businesses in various industries to increase productivity and well-being of employees and improve customer satisfaction.

NIOS AG 

Winterthur · Since 2019

The core activity of NIOS AG is providing modern cloud infrastructures and IT solutions for companies with particularly sensitive data, especially in the area of private and public cloud.

Orso Dettling Architekten GmbH 

Winterthur · Since 2018

Orso Dettling Architekten GmbH is an architecture firm that designs, develops and executes buildings and objects. The practice handles projects in all phases from concept to construction management, emphasizing attention to light, materials and building construction to create sustainable, resource‑conserving spaces with strong spatial quality.

Partner & Partner AG 

Winterthur · Since 1995

The core activity of the company "Partner & Partner" is the creation and implementation of impact marketing campaigns that aim to have a positive influence on society or the environment while simultaneously achieving corporate goals.

Peter Gehrig's Produkte, Inh. P. Gehrig 

Winterthur · Since 2021

The core activity of the company "Peter Gehrigs Produkte" is the development, production and marketing of high-quality food products, in particular salad dressings, which are produced in Switzerland and primarily consist of Swiss ingredients.

polyroly ag 

Winterthur · Since 2013

polyroly ag manufactures cargo trailers for bicycles and e-bikes. The company produces stainless-steel trailers, sells multiple model variants, accessories and spare parts, and provides cargo-sharing solutions, bike conversion ('Cargofy') and customising services.

Porzellan Klinik GmbH 

Winterthur · Since 1997

The company's core activity is the repair and restoration of porcelain, ceramic, glass and similar objects, including the use of industrial or dental bonding techniques and the firing of utility porcelain.

PROSE AG 

Winterthur · Since 1997

The company PROSE primarily focuses on developing and implementing solutions for the rail industry, particularly in the mobility sector. The core activities include: * Strategy development for rail companies * Design and construction of rail vehicles * Operation and maintenance of rail fleets * Training and empowerment of teams in the rail sector * Development and implementation of innovative solutions for the rail industry The company also provides comprehensive services in the rail sector, including project management, engineering, and consulting.

"Rewi", Karin Reinhard 

Winterthur · Since 1990

Rösli-Reisen AG 

Winterthur · Since 1977

The core activity of Rösli Reisen is the organization and execution of trips, particularly bus tours, as well as the rental of buses for groups and events. The company offers various travel programs, including city tours, cultural and nature trips, and has its own vehicle fleet.

R&S IMROT Immobilien GmbH 

Winterthur · Since 2024

The core activity of IMROT Immobilien is the acquisition of plots of land with high development potential in and around the canton of Zurich, with the aim of selling and subsequently developing them. The company offers landowners a participation in the new construction, in addition to a sales price above market value.

RUNO GmbH 

Winterthur · Since 1999

RUNO GmbH is a versatile carpentry firm that provides lock systems and burglary-protection services, glass repair and insect-screen solutions, as well as interior carpentry, custom joinery and parquet/laminate flooring installation.

Sanchez Gips & Akustik GmbH 

Winterthur · Since 2022

The core activity of Sanchez Gips & Akustik GmbH is the execution of plastering and acoustic services, including drywall construction, wet plastering, partition walls, demolition, smooth plastering, abrasive blasting, ceiling and wall cladding, suspended ceilings, fire protection, seamless acoustic systems, renovation, drying, refurbishment, crack repair, insulation and soundproofing.

TAFA GmbH 

Winterthur · Since 2022

The core activity of TAFA GmbH is the provision of services in the field of painting, plastering, renovations, drywall construction and Stucco Veneziano in Winterthur. The company offers professional painting, plastering, renovation and drywall solutions and specializes in the application of the unique technique of Venetian high-gloss plaster (Stucco Veneziano).

T. Baumgartner 

Winterthur · Since 1992

T. Baumgartner provides services in measurement, control and regulation technology (MSR) and building automation. Services cover planning (control and regulation for HLKE, interfaces to third‑party systems, MSR concepts), execution (engineering, commissioning, documentation, system visualization) and monitoring/remote maintenance (long‑term data logging, alerts by email/SMS, optimization).

TCM Töss GmbH 

Winterthur · Since 2024

TCM Töss GmbH is a Traditional Chinese Medicine practice offering diagnostics, acupuncture, herbal therapy, tuina massage, cupping and moxibustion. Therapist Jing Zhang is specialized in acupuncture and herbal therapy; the practice is registered with EMR and ASCA and provides information for billing via supplementary health insurance.