Companies in
Witterswil
67 companies based in Witterswil — name and year of registration from the commercial register, indexed across 54 industries.
50 of 67 companies
Kenny Design GmbH
Since 2012 · 1–10 empl.5.0(46)
The core activity of Kenny Design GmbH is the development, production and realization of lighting projects in the field of luminaire construction, including the manufacture of custom-made luminaires and the repair of LED luminaires from all common manufacturers.
Ovivo Switzerland AG
Since 1971 · 51–100 empl.5.0(11)
The core activity of Ovivo is the development and provision of technological solutions and systems for water treatment and purification, particularly for municipal utilities and industrial companies. The company offers products and services in the areas of electronics, metal production and processing, analytics, metal wastewater, ultrapure water and chemicals consumption materials.
Genossenschaft "Dorflade" Witterswil
Since 1995 · 1–10 empl.4.8(34)
The company's core activity is the operation of a village shop offering a wide range of everyday essentials, including local specialties, fresh cheese and homemade products. Additionally, the company provides an apéritif and party service as well as a post office agency that can handle almost all postal tasks.
Scheibentönung Nikola Jelcic
Since 2021 · 1–10 empl.5.0(108)
Scheibentönung Nikola Jelcic provides professional window tinting and window film installation services for cars and buildings. Services include sun-protection, heat-control, privacy, safety and decorative films (including LLumar ceramic and metallized films) as well as on-site consultation and quotes.
Kromer Automobile GmbH
Since 2019 · 1–10 empl.5.0(33)
Kromer Automobile is primarily engaged in the sale of used vehicles. The core activity involves offering high-quality, carefully selected and well-maintained used cars, with a focus on quality and reliability.
Hydrospeed AG
Since 1993 · 11–20 empl.4.8(12)
The core activity of Hydrospeed AG is the consulting, sales and servicing of professional cleaning systems, including the provision of cleaning equipment, cleaning products and accessories for private and business customers in Switzerland.
Allemann Gärtnerei GmbH
Since 2022 · 1–10 empl.4.7(330)
The core activity of Gärtnerei Allemann is the cultivation and sale of plants, particularly cut roses, as well as the provision of floristry services, such as the creation of arrangements and the delivery of plants for weddings and funerals.
CLEANOVA GmbH
Since 2008 · 11–20 empl.4.6(17)
The core activity of Cleanova GmbH is professional building cleaning and surface refinement, including services such as floor cleaning, disinfection, facade cleaning, special cleaning, janitorial services, household help and office cleaning.
Erzer AG
Since 1993 · 11–20 empl.
The core business of Erzer AG encompasses the areas of sanitary, sheet metal work, heating and flat roofing, including general planning for construction and renovation projects.
Schönenberger Paul
Since 1994 · 1–10 empl.
Schönenberger Paul provides fiduciary and advisory services to SMEs, municipalities, foundations and non-profit organisations. Core services include tax advice and planning, bookkeeping, preparation of annual financial statements and audit/revision services. The practice also supports company formation, interim management, VAT accounting and financial controlling.
Frischknecht-Frühauf AG
Since 2002 · 1–10 empl.
Frischknecht-Frühauf AG is a supplier to the Swiss jewelry industry, manufacturing various components and findings for jewelry production, such as interchangeable clasp systems, cufflink buttons, ring rails, brooch mounts, hollow balls, setting capsules, stainless steel balls, spring wire, and polishing paste.
Oenoservice Hänzi GmbH
Since 2003 · 1–10 empl.
The core activity of Oenoservice Hänzi GmbH is the provision of oenological services and consulting, particularly in the areas of viticulture and winemaking.
Lisser Pensionsstall GmbH
Since 2006 · 1–10 empl.
Lisser Pensionsstall GmbH is a family-run horse boarding stable providing individual care and boarding for horses and ponies. The facility includes turnout boxes, a stable aisle, an outdoor riding arena, an indoor hall and pastures, and it hosts riding courses and events while allowing riders to bring their own instructors.
Luwimmo GmbH
Since 2008 · 1–10 empl.
The core activity of luwimmo gmbh is the professional management and brokerage of real estate, including rental properties, condominium ownership, sales, appraisals, construction management and owner representation. The company provides in-depth consulting and tailored solutions for property owners and strives for long-term partnerships.
B'SYS GmbH
Since 2009 · 1–10 empl.
The core activity of B'SYS GmbH is to provide services as a Contract Research Organization (CRO) in the field of Ion Channel Discovery for pharmaceutical companies. In particular, the company offers rapid screening services for new substances on ion channel drug targets, including safety services, discovery services, serum shift assays, action potential assays, ion channel trafficking assays, cardiac panel and cardiovascular toxicity tests.
Pathology Experts GmbH
Since 2009 · 11–20 empl.
The core activity of Pathology Experts GmbH is to provide expert knowledge and services in the field of toxicological pathology and preclinical research, particularly in the areas of: histopathology expert groups, regulatory support, biotherapeutics, digital pathology, and neuropathology. The company supports the development of artificial intelligence (AI) in pathology and offers services such as annotation and quality control of digital pathology data. It also provides expert knowledge for the evaluation and review of histopathological data and supports the translation of non-clinical histopathological data into relevant information for human safety.
QCW - Quality Consulting Wüthrich GmbH
Since 2010 · 1–10 empl.
QCW - Quality Consulting Wüthrich GmbH provides quality consulting, audit and training services focused on GLP/GxP and ISO compliance, including facility, study and archive audits, CRO and supplier audits, SOP review, inspection-readiness support, and computer system validation. The company also offers document and data audits, mock inspections and full QA support services.
BeWuTech GmbH
Since 2014 · 1–10 empl.
The core activity of M. Jenni GmbH is the sale and repair of entertainment electronics such as TV devices, hi-fi systems and speakers. This also includes services such as the installation and maintenance of home networks, the setup of speaker systems and the professional installation of TV devices. The company also offers its own repair workshop, where defective devices are repaired.
Jäggin + Schwendner GmbH
Since 2016 · 1–10 empl.
The core activity of Jäggin + Schwendner GmbH is the provision of dental medical services, including dentistry, acupuncture and laser therapy.
KONTCH's E & E GmbH
Since 2018 · 1–10 empl.
The core activity of KONTCH's E&E is the cultivation, processing and sale of coffee. The company practices sustainable agriculture to produce high-quality coffee and also offers special coffee creations developed with biological expertise. Furthermore, the company is committed to social projects, particularly in the areas of education and social well-being of its employees and the surrounding communities.
A. Barth & Co. Interstate Tours
Since 1995 · 1–10 empl.
Eventsystems GmbH
Since 2003 · 1–10 empl.
Martin Bühler Psychologische Beratung
Since 2006 · 1–10 empl.
Martin Bühler Psychologische Beratung offers psychological counselling and support for individuals. The website does not provide further details on additional services or areas of specialisation.
Institut für angewandte Pflanzenbiologie AG
Since 2018 · 11–20 empl.5.0(1)
The company's core activity is the monitoring and analysis of forest ecosystems and urban trees, including the study of influences such as climate change, air pollutants and soil compaction. This also includes laboratory analysis of plant, soil and water samples, as well as conducting measurements and observations in forest and urban areas.
Duresco GmbH
Since 2008 · 11–20 empl.5.0(4)
The core activity of Duresco is the development and production of epoxy casting resins ( duroplastics) and high-performance plastics, in particular epoxy moulding compounds (thermosetting plastics).
Halter & Partner GmbH
Since 2009 · 1–10 empl.3.9(39)
Halter & Partner GmbH is a real estate company providing property management, brokerage and sales services. Its offerings include property valuation using a hedonic valuation model, accounting, technical maintenance and tenant placement.
AVERUM GmbH
Since 2013 · 1–10 empl.5.0(3)
AVERUM GmbH is a real estate company offering sales, rental and property management services, market-value property valuations, and assistance in obtaining mortgage offers from financing institutions.
NovoLytiX GmbH
Since 2020 · 1–10 empl.
NovoLytiX GmbH supplies immunoassays (RIA and ELISA) for measurement of melatonin in saliva, serum and plasma, and provides related assays such as 6‑sulfatoxymelatonin, vasopressin, caffeine and cortisol.
AVERUM Baumanagement GmbH
Since 2014 · 1–10 empl.5.0(3)
AVERUM Baumanagement GmbH provides real estate services including sales and rental brokerage, tenant search and property management, financing mediation, and market-value assessments.
ESH GmbH
Since 2020 · 1–10 empl.
The core activity of ESH GmbH encompasses the areas of geothermal technology, sanitary and heating. Specifically, the company offers services such as installation, renovation and conversion of sanitary facilities, complete assembly of heating systems, maintenance and repair work, as well as geothermal technology.
Hügin Ofenbau GmbH
Since 2021 · 1–10 empl.
Hügin Ofenbau GmbH is a stove-construction company that designs, builds and services residential fire appliances. Its offerings include tiled storage stoves, fireplaces and fireplace renovation, whole-house heating systems, chimney construction, wood-fired kitchen stoves and pellet stoves, and it operates an online shop selling grill rings and pizza ovens.
InShape GmbH
Since 2021 · 1–10 empl.
The core activity of InShape GmbH encompasses two main areas: 1. Event Management: The company provides services for the organization and execution of events, including Major Events, Private Events, Event Services, and Event Consulting. 2. Health and Fitness Services: InShape GmbH offers personal training with and without EMS (Electrical Muscle Stimulation) as well as nutrition counseling.
braunimpuls GmbH
Since 2021 · 1–10 empl.
The core activity of the company "braunimpuls GmbH" is the implementation of auditor mentoring and in-house training in the field of quality management, particularly for companies that regularly evaluate their quality management system through audits. The company also offers online mentoring, AI in auditing, and the development of supplier audit concepts.
IES AG
Since 2008 · 1–10 empl.4.5(2)
IES Ltd. provides services in the field of environmental testing and research. The core activities include: Aquatic and Terrestrial Ecotoxicology, Analytical Chemistry, Metabolism and Degradation Studies, Efficacy Testing, and Risk Assessments for Non-Target Arthropods. The company also offers specialized services for difficult substances and holds a Good Laboratory Practice (GLP) certification.
TZW Technologiezentrum Witterswil AG
Since 1975 · 1–10 empl.4.2(5)
The company TZW (Technologiezentrum Witterswil) provides infrastructure for companies in the life sciences, particularly biotechnology, pharmacology and medical technology. The core activity of the company is to offer modern, flexible and tenant-oriented laboratories, offices and production facilities.
osertech GmbH
Since 2014 · 1–10 empl.5.0(1)
The core activity of osertech GmbH is the planning, installation, maintenance and support of radio-based alarm systems, particularly from Visonic, as well as the analysis of security vulnerabilities and the development of customized security solutions for private and commercial customers.
altermatt maler
Since 2018 · 1–10 empl.5.0(5)
The core activity of the company "Altermatt Maler" is the provision of painting and varnishing services, including decorative wall design, pool renovation and the use of natural plasters. The company offers professional and innovative solutions for the design and renovation of interior and exterior spaces.
astop GmbH
Since 2023 · 1–10 empl.
The core activity of astop GmbH is the implementation of training and education in the field of occupational safety, specifically tailored to the needs of companies, with the option of conducting courses directly at the company's premises.
Chinder Mobile GmbH
Since 2015 · 1–10 empl.5.0(2)
The core activity of Chinder Mobile GmbH is the operation of a nursery.
Artizan Audio GmbH
Since 2016 · 1–10 empl.5.0(2)
The core activity of Artizan Audio GmbH is the sale and consulting of high-end audio devices and accessories from various manufacturers, as well as providing a showroom for customers to test and experience these products.
Delta AquaTec GmbH
Since 2024 · 1–10 empl.
Delta AquaTec GmbH distributes and advises on Coverseal pool covers for swimming pools. The company offers different models, tailored solutions, and information on safety, water quality, and insulation.
Galle Design & Artwork
Since 2025 · 1–10 empl.
Galle Design & Artwork is a visual communication studio focused on strategic brand and packaging communication. It supports brand rollouts, artwork coordination, market-specific adaptations, and the design and implementation of print, editorial, and packaging materials.
Gemeinnützige Baugenossenschaft Witterswil (GBW)
Since 1992 · 1–10 empl.
Der Sanitär Michele Cusato GmbH
Since 2003 · 1–10 empl.
Nivest AG
Since 2004 · 1–10 empl.
RM Dienstleistungen Marcel Rappo
Since 2005 · 1–10 empl.
designtech Petitjean
Since 2008 · 1–10 empl.
Rappo-Montagen GmbH
Since 2009 · 1–10 empl.
abc-construct GmbH
Since 2010 · 1–10 empl.
W + A Immo AG
Since 2011 · 1–10 empl.
Witterswil in figures
All 2 industries in Witterswil
Industries with fewer than 5 companies in Witterswil are not listed.
Witterswil and surroundings
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 28, 2026
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