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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,173 companies indexed · Last updated: today
DirectoryIT & Communication

IT & Communication

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47'425 companies found

Duo IT Services GmbH Logo

Duo IT Services GmbH 

Zurich · Since 2024

The company's core activity is the provision of IT services, including: * Maintenance and support of IT infrastructures * Placement of qualified specialists * Provision of software solutions * Planning and implementation of networks and innovative cloud solutions * IT support and security * Development of customized IT projects * Provision of cloud services, including flexible working, secure data storage and reliable server hosting * Creation of innovative workplace solutions that promote flexibility and collaboration.

IT Consulting & Services
View profile5(1)
Dupuis Informatique Logo

Dupuis Informatique 

Martigny · Since 1999

Dupuis Informatique is an IT service provider specializing in the development of software solutions, IT services, and network administration. The company's core activities include: * Software development: Development of applications for various platforms, including Windev, Python, and Android. * IT services: Installation, maintenance, and repair of IT systems, networks, and servers. * Network administration: Management of Wi-Fi networks, including cloud administration and network monitoring. * E-commerce solutions: Development and implementation of e-commerce platforms, including OpenCart and PrestaShop. * ERP systems: Development and implementation of Enterprise Resource Planning (ERP) systems, including ERP-Express. * Access control systems: Development and implementation of access control systems for sports facilities, coworking spaces, and other establishments. * IT consulting: Consulting services for customers in selecting and implementing IT solutions. The company also offers specialized solutions for specific industries, such as software development for sports facility management and implementation of e-commerce platforms for online retail.

IT Consulting & ServicesSoftware Development
View profile4(1)
Dyna Engineering AG Logo

Dyna Engineering AG 

Endingen · Since 1998

Dyna Engineering AG provides maintenance consulting and asset management services and supplies the DYNAwin maintenance-management software as a packaged solution. The company also offers consultancy, training and support for the implementation and operation of the software.

IT Consulting & Services
View profile5(1)
e24 AG Logo

e24 AG 

Zurich · Since 2007

The core activity of e24 AG is the development and provision of solutions for mobile payment transactions and mobile marketing solutions. This includes, in particular: Mobile payment solutions, such as the ePay24 mobile commerce solution for online shops and the Mobile Commerce API (in-app payment solution); Mobile marketing and dialogue platforms; Development of mobile apps and payment applications; Consulting and support in strategy development, conception and optimization of business models with mobile applications; Mobile advertising solutions, such as Enlighten Smart Poster for interactive mobile-to-consumer marketing. The company supports various industries, including retail, gastronomy, hospitality, taxi companies, kiosk operators, e-commerce and direct mail, charitable organizations and hairdressing salons.

FinTechSoftware Development
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e4u Solutions GmbH Logo

e4u Solutions GmbH 

Naters · Since 2018

The company provides ICT business solutions, IP telephony and other services as a full-service provider to support and facilitate customers in their daily work.

Advertising Agencies
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E7 promotion gmbh Logo

E7 promotion gmbh 

Zollikofen · Since 2007

E7 is a provider of advertising products and services specializing in the conception and implementation of customized advertising campaigns. The company's core activity is to support customers in developing and implementing advertising strategies by offering individually selected advertising items and mailing enhancers that aim to convey the customers' core messages and promote sustainable customer loyalty.

Advertising Agencies
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Easybox Technologies Sàrl Logo

Easybox Technologies Sàrl 

Le Mont-Sur-Lausanne · Since 2006

The core activity of Easybox Technologies is the development of mobile applications for iPhone, iPad and Android, particularly in the area of consulting and development of apps for clients such as Radio Télévision Suisse (RTS) and Festival de la Cité Lausanne.

Software Development
View profile5(1)
EasySalary.ch SA Logo

EasySalary.ch SA 

Massagno · Since 2012

The core activity of EasySalary.ch is to provide an online platform for managing salaries and wages, including the settlement of taxes and social security contributions, as well as the creation of pay slips and the submission of tax returns to the relevant authorities.

Software Development
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eCarUp AG Logo

eCarUp AG 

Rotkreuz · Since 2017

The core activity of eCarUp AG is the development and provision of charging solutions for companies, particularly for the monitoring, rental and billing of e-charging stations. The company offers a platform that enables uncomplicated monitoring, rental and billing of charging stations, and allows customers to determine themselves who can charge when and at what price.

Web Portals & Platform Companies
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ECM Factory GmbH Logo

ECM Factory GmbH 

Kloten · Since 2014

The core activity of ECM Factory GmbH is the consulting, conception, calculation, realization and implementation of Enterprise Content Management (ECM) solutions, particularly in the area of digital document management and business process optimization. The company supports customers in identifying time wasters in their business processes and develops tailored solutions to optimize these processes and increase efficiency.

IT Consulting & ServicesSoftware Development
View profile5(1)
Ecocardprint Sàrl Logo

Ecocardprint Sàrl 

Biel/Bienne · Since 2020

The core activity of Ecocardprint Sàrl is the production and distribution of environmentally friendly cards, particularly made from sustainable materials such as wood, biodegradable PET and recycled cardboard, suitable for various industries including hospitality, retail, watchmaking, tourism and healthcare.

Public Relations Consulting
View profile4(1)
Edazot SA Logo

Edazot SA 

Bouveret · Since 2023

Edazot SA offers a wide range of services in the field of digital marketing, including: strategy and consulting, graphic design and visual identity, web development and design, digital campaigns and advertising, social media management, content creation and copywriting, email marketing, video production and motion design, game development and virtual reality. The company's core activity is the creation and implementation of digital marketing strategies for businesses to strengthen their online presence and achieve their goals.

Advertising Agencies
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Edelweiss Facility Services SA Logo

Edelweiss Facility Services SA 

Châtel-St-Denis · Since 2017

Edelweiss is a service provider in the field of digital solutions, offering the following core activities: Design, development and maintenance of websites and apps for customers worldwide, creation of corporate identities, strategy, development and production of digital solutions, software development and integration, automated testing and professional support. Overall, the company's core activity can be described as a full-service provider in the field of digital solutions.

Software Development
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EDITION KUNZELMANN GmbH Logo

EDITION KUNZELMANN GmbH 

Adliswil · Since 1947

The core activity of Edition Kunzelmann is the publishing and distribution of sheet music, particularly classical chamber music, as well as educational materials, orchestral and choral works.

Publishing
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EDITION LAN AG Logo

EDITION LAN AG 

Bäretswil · Since 2007

The company is an online bookseller specializing in the publication and sale of books on railways and leisure activities in Switzerland. It offers a wide range of books, including railway yearbooks, locomotive books, railway encyclopedias, cycling and hiking guides, as well as books on the history of Swiss railways.

Publishing
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Editions Eclectica, Estelle Gitta Logo

Editions Eclectica, Estelle Gitta 

Le Grand-Saconnex · Since 2004

Editions Eclectica, Estelle Gitta is a publishing house that issues fiction, non‑fiction and youth titles across multiple collections (e.g. SAGA, SAGITTA, Espace Roman, 13x13). The website presents the catalogue, distribution information (including Servidis), special formats (bilingual editions, DVD/DAISY audio, colour reading aids) and details on author events and ordering.

Publishing
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Editions "Gastronomie & Tourisme" SA Logo

Editions "Gastronomie & Tourisme" SA 

Pregassona · Since 1989

Editions "Gastronomie & Tourisme" SA publishes a specialist magazine and books covering hospitality, gastronomy and tourism. Its activities include a multilingual editorial team, book publishing and the placement of advertising, with distribution through hotels, restaurants and tourism offices.

Publishing
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Editions Markus Haller Logo

Editions Markus Haller 

Geneva · Since 2008

The core activity of Editions MH is the publishing and release of books, particularly in the fields of science, philosophy and psychology.

Publishing
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Editions Okama Sàrl Logo

Editions Okama Sàrl 

Geneva · Since 2019

The core activity of Editions OKAMA is the publication of literary works, particularly in the field of fantasy and fantasy literature, in the form of novels, anthologies and other publications, both in print and digital form, with a focus on the Young Adult target group and the dissemination of their works in Switzerland, France, Belgium and Canada.

Publishing
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efcon GmbH Logo

efcon GmbH 

Uster · Since 2006

The core activity of efcon is the manufacturing of fiber optic cables, particularly the production of glass fiber cables, single- and multimode cables, as well as passive fiber optic components.

Manufacture of IT HardwareTelecommunications
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effectives GmbH Logo

effectives GmbH 

Zurich · Since 2024

The core activity of effectives GmbH is the planning, execution and optimization of digital advertising campaigns in the field of Programmatic Advertising. This includes the creation of advertising materials, media planning, tracking and analysis of campaigns, as well as the provision of solutions for display advertising, retargeting, branding and dynamic ads. The company provides its customers with comprehensive consulting and support in the implementation of their digital advertising campaigns and offers them a user-friendly dashboard to monitor and optimize campaign performance.

Advertising Agencies
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EFFEKT Agency GmbH Logo

EFFEKT Agency GmbH 

Zurich · Since 2021

The core activity of Effekt Agency GmbH is the creation of creative content for the watch industry, particularly videos, photography and other marketing services. The company offers tailored solutions for watch brands, including product and advertising videos, watch photography and graphics, campaigns for the launch of new watch models, influencer marketing campaigns and other marketing services.

Advertising Agencies
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Artefact Group Switzerland SA Logo

Artefact Group Switzerland SA 

Prilly · Since 2017

The core activity of Effixis is to provide services in the field of Artificial Intelligence (AI) and Data Science. This includes: * Strategic consulting and development for companies and organizations to achieve their AI ambitions * Development and implementation of customized AI solutions * Training and further education of employees in AI technologies and methods * Consulting and support in the implementation of AI projects in various industries, such as financial services, manufacturing and public sector. Effixis supports companies in using their data effectively to improve their business processes and unlock new business opportunities.

Software Development
View profile5(1)
Eggmann - Design Visuelle Kommunikation Logo

Eggmann - Design Visuelle Kommunikation 

Grüningen · Since 1997

The core activity of Eggmann-Design is visual communication, particularly the design of brochures, logos, business papers, posters, websites and other visual elements for companies.

Advertising Agencies
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Egon AG Logo

Egon AG 

Zurich · Since 2009

The Egon AG company offers energy solutions and services in the field of renewable energies, particularly in the areas of photovoltaics, solar thermal energy, heat solutions and electromobility. The core activities include the development and implementation of energy monitoring systems, the management and billing of virtual ZEV systems (association for self-consumption) as well as the provision of training and webinars for installers and administrations.

Solar & PhotovoltaicsWeb Portals & Platform Companies
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Ehrenreich AG Logo

Ehrenreich AG 

Zurich · Since 2018

The company provides interim management services, where experienced managers are deployed to companies for a specific period to take over and implement specific projects or tasks. The core activity of the company involves providing interim managers who support companies in implementing changes, increasing productivity and customer satisfaction, as well as solving specific problems. The interim managers take on tasks such as project management, process optimization, change management, personnel development, and financial management.

Management ConsultingIT Consulting & Services
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Eigelb - Branding & Design, Cyril Brühlmann Logo

Eigelb - Branding & Design, Cyril Brühlmann 

Münchenstein · Since 2008

The core activity of Eigelb is the creation and implementation of corporate designs, particularly in the field of logo design, as well as the maintenance and further development of existing design guidelines.

Advertising Agencies
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Electra Swiss Sàrl Logo

Electra Swiss Sàrl 

Bulle · Since 2020

The company Electra is an electrical engineering firm specializing in the installation, maintenance, and repair of electrical systems. Their core activities include: installation of electrical systems, including high-voltage and low-voltage systems; maintenance and repair of electrical systems; troubleshooting and repair of electrical systems, including 24/7 emergency services; installation of communication systems, including telephony, internet, and TV; installation of security systems, including video surveillance and access control; installation of energy efficiency solutions, including solar systems and heat pumps; and consulting and planning of electrical systems and energy efficiency solutions.

Electrical Planning & InstallationTelecommunications
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ELEKS Switzerland GmbH Logo

ELEKS Switzerland GmbH 

Zurich · Since 2021

ELEKS Switzerland GmbH provides enterprise software development and technology consulting, offering services such as custom application development, cloud migration, data and AI solutions, cybersecurity, and quality assurance and support.

Software Development
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Elektro Züri West GmbH Logo

Elektro Züri West GmbH 

Schlieren · Since 2020

The core activity of Elektro Züri West GmbH is the provision of services in the field of electrical installations.

Repair of Machinery & Electronic DevicesTelecommunications
View profile5(1)
elern GmbH Logo

elern GmbH 

Zuzwil Sg · Since 2019

The core activity of elern GmbH is the digitization of exams and learning content for the Swiss education landscape. This includes the development of digital exercise series and teaching materials, the training of teachers to create digital learning content, and the provision of learning platforms and tools. The company focuses particularly on the digitization of exams for certificate creation and nationwide exams for the EFZ qualification procedure.

Publishing
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ELETTROINNOVA SA Logo

ELETTROINNOVA SA 

Pregassona · Since 2004

The core activity of Elettroinnova SA encompasses the planning, development and implementation of projects in the fields of telecommunications, photovoltaics, energy efficiency, electromobility and lightning protection. The company offers solutions for the installation and maintenance of telecommunications systems, photovoltaic systems, energy efficiency solutions, charging stations for electric vehicles and lightning protection systems.

Solar & PhotovoltaicsTelecommunications
View profile5(1)
Ella Media AG Logo

Ella Media AG 

Zug · Since 2020

The core activity of Ella Media AG is the development and provision of AI-based communication solutions, particularly chatbot and companion solutions, which enable the automation and personalization of human dialogues. The solutions are developed and orchestrated on the company's own platform, the Ella Relate Platform, which enables the development of individual AI solutions with a human touch. The core activities include the development of AI models that enable machines to mimic human language and behavior, as well as the integration of these models into various applications, such as customer service, marketing, media and entertainment.

Software Development
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Ellersiek Consulting GmbH Logo

Ellersiek Consulting GmbH 

Stäfa · Since 2011

The core activity of Ellersiek Consulting GmbH is the provision of services in the areas of IT/web, real estate and family offices. Specifically, this includes the development and implementation of customized solutions to increase efficiency and improve performance in these areas.

IT Consulting & Services
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elliott AG Logo

elliott AG 

Zurich · Since 2016

The core activity of elliott AG is the provision of communication services, particularly in the areas of public relations (PR) and digital marketing, with a focus on culture and values. The company designs, plans and implements communication activities for clients from various industries, including culture, entertainment, art and economy.

Public Relations Consulting
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Elysion GmbH Logo

Elysion GmbH 

Ueken · Since 2008

The core activity of Elysion GmbH is the development and distribution of software projects, particularly in the area of online portals and web applications, as well as the provision of IT consulting services. A specific example of this is the portal for driving students, driving instructors and driving schools at www.onlineverkehrstheorie.ch.

Software Development
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Embedded Factory GmbH Logo

Embedded Factory GmbH 

Zurich · Since 2024

The company 'Embedded Factory' is a service provider specializing in the development and integration of software and hardware for networked devices. The company's core activity involves developing customer-specific solutions for integrating artificial intelligence (AI), machine learning (ML), and Internet of Things (IoT) functions into devices and machines. The company offers engineering and support services to support customers in developing and implementing innovative products. This includes developing software and hardware, integrating AI and ML models, implementing IoT functions, and providing remote monitoring and maintenance services. The company works closely with customers to understand their specific requirements and develop tailored solutions that support their business goals. Embedded Factory's solutions enable customers to connect their devices and machines, collect and analyze data, and offer new features and services to strengthen customer relationships and generate new revenue streams.

Software Development
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emediately ag Logo

emediately ag 

Zurich · Since 2013

The core activity of emediately ag is to support companies in their digitalization and transformation, particularly through consulting, development and implementation of strategies, processes and cultural changes. This also includes support in introducing new business models, optimizing processes and developing executives. The company positions itself as a sparring partner, advisor and project leader for companies undergoing digital transformation.

Management ConsultingWeb Portals & Platform Companies
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Emicom Sàrl Logo

Emicom Sàrl 

Petit-Lancy · Since 2012

The core activity of Emicom SARL is to provide services and solutions in the field of telecommunications, particularly in the following specific domains: cabling, networks, data, telecommunications, network construction, certification, consulting and support, and renewable energy. The company thus offers comprehensive solutions for the planning, installation, maintenance and management of telecommunications and network infrastructures.

Telecommunications
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EMSO AG Logo

EMSO AG 

Zurich · Since 2016

The company EMSO provides IT services, in particular IT consulting, maintenance and support, as well as the development and maintenance of Filemaker databases.

IT Consulting & Services
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EnerBit GmbH Logo

EnerBit GmbH 

Feusisberg · Since 2008

The core activity of EnerBit is the optimization and automation of processes as well as the procurement and implementation of IT solutions, particularly for the energy sector.

IT Consulting & Services
View profile5(1)
Energy Audio AG Logo

Energy Audio AG 

Zurich · Since 2011

Energy Media AG operates radio stations and digital music channels under the Energy brand and produces radio shows, podcasts and video content. The company also provides advertising and media‑sales services for clients.

Radio & TV Broadcasters
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Energy Zürich AG Logo

Energy Zürich AG 

Zurich · Since 1995

Energy Zürich AG operates a radio station, broadcasting music programming, presenter-led shows, podcasts and video content on 100.9 MHz, DAB+ and online via energy.ch. Programming includes host-led shows, interactive formats, contests, curated playlists and editorial segments.

Radio & TV Broadcasters
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Enerhaus Web Services GmbH Logo

Enerhaus Web Services GmbH 

Zuchwil · Since 2013

Enerhaus Web Services GmbH provides Enerweb, a web-based application for calculating building energy proofs and for meeting Swiss normative requirements. The platform includes modules for heating demand (SIA 380/1), embodied (grey) energy (SIA 2032), heating and cooling loads, U-value and single-component calculations, PDF plan area capture, ventilation sizing and heat-emitter design.

Software DevelopmentWeb Portals & Platform Companies
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Enquist Technologies GmbH Logo

Enquist Technologies GmbH 

Zurich · Since 2003

The core activity of Enquist Technologies GmbH is the development and provision of a B2B e-commerce platform that enables companies to automate and optimize their business processes. The platform offers features such as the integration of tools like ERP, warehouse, CRM and marketplaces, the management of orders and customer accounts, as well as the possibility to develop customer-specific solutions. The company also provides hosting and support services to ensure the smooth operation of the platform.

IT Consulting & ServicesIT Infrastructure & CloudSoftware Development
View profile5(1)
E.N.S.E. (Enterprise Network & Security Engineering) GmbH Logo

E.N.S.E. (Enterprise Network & Security Engineering) GmbH 

Attikon · Since 2000

The core activity of E.N.S.E GmbH is providing services and products in the field of network and system security.

IT Consulting & ServicesIT Infrastructure & CloudIT Security
View profile5(1)
Entago AG Logo

Entago AG 

Zurich · Since 2019

The company's core activity is advising and supporting businesses in the digitalization of their HR processes, particularly through the implementation and integration of HR software solutions such as SAP SuccessFactors and SAP Human Capital Management (HCM). To this end, the company offers comprehensive services, including HR-IT strategy, implementation projects, integration and architecture, application management and support.

IT Consulting & Services
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enter-IT GmbH Logo

enter-IT GmbH 

Läufelfingen · Since 1998

The company "enter it" offers services in the field of further education and consulting for companies, particularly in the areas of information technology (IT), communication and digital media. The core activities include: training and further education for employees in companies, consulting and support in the implementation of IT projects and digital solutions, development of customized software solutions, coaching and on-the-job training for employees, and knowledge transfer and knowledge transfer in companies. The target group of the company are small and medium-sized enterprises (SMEs) from various industries, public authorities, municipalities and hospitals.

IT Infrastructure & CloudSoftware Development
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entiiso ag Logo

entiiso ag 

Widnau · Since 2015

The core activity of entiso ag is the provision of professional IT services for SMEs (Small and Medium-sized Enterprises) and large corporations. This includes in particular: IT Infrastructure: planning, procurement, implementation and operation of data center infrastructures, WLAN solutions, networks, storage and virtualization. Cloud and Hosting: integration and migration of cloud solutions. Modern Workplace: implementation of modern work environments. Integration: integration of hardware and software as well as cloud services. Consulting and Support: support in the evaluation and procurement of IT solutions as well as professional support. The company also sells and distributes professional IT components in the form of hardware and software as well as cloud services from renowned manufacturers.

IT Consulting & ServicesIT Infrastructure & Cloud
View profile4(1)
Enzyon di Chris Pieracci Logo

Enzyon di Chris Pieracci 

Bellinzona · Since 2024

The core activity of Enzyon includes providing solutions and services in the areas of digital transformation, artificial intelligence (AI), quantum solutions, and 3D advertising.

IT Consulting & Services
View profile5(1)
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Frequently asked questions

Searching the directory

How the search works, what each filter means, and how the results come together.

What can I search for in the directory?
The search field matches company names, industries and places. Beyond that you can filter by Industry (18 categories based on the NOGA classification), Size (number of employees), Region (canton, language region or postal code) and Special (keywords and entry date). Filters combine freely; the active ones appear as chips below the filter bar and can be removed there individually.
How do keywords work?
Keywords search the description and stated purpose of each company — the text that goes beyond the company name. Multiple keywords are combined with OR: every additional keyword widens the set of matches rather than narrowing it.
What belongs in the postal code field?
A single postal code (e.g. 8000) or a range (e.g. 1000-1010). The field accepts postal codes only — for place names, use Canton or Language region.
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How is organisation size determined?
Size reflects the number of employees and is calculated from publicly available information by a model developed in-house. It is a best-possible estimate, not an official figure.
What does the Verified label mean?
Verified means the entry is tied to a UID (Swiss business identification number) and therefore links back to the official Swiss business register. The label speaks to the company's identity — it is not a rating of its performance.

Source: Federal Statistical Office, UID register

How do I sort the results?
Use the dropdown above the list: Relevance, Name (A–Z), Best rating, Most reviews or Longest established. You can also switch between list and map view and set how many results appear per page.