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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,378 companies indexed · Last updated: today
DirectoryIT & Communication

IT & Communication

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IndustryIT & Communication
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Matching companies

47'263 companies found

Altimetrik Switzerland GmbH Logo

Altimetrik Switzerland GmbH 

Zurich · Since 2020

Altimetrik Switzerland GmbH is a digital business services company that provides product-driven digital engineering and modernization services, including data engineering, cloud engineering, DevSecOps and AI/GenAI solutions.

IT Consulting & ServicesIT Infrastructure & CloudSoftware Development
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Altitude Studio Sàrl Logo

Altitude Studio Sàrl 

Lausanne · Since 2024

Altitude Studio Sàrl provides strategic consulting, project development and communication services for impact‑oriented initiatives. The studio supports stakeholder alignment, project structuring, financing preparation, content production and the operational implementation of communication and engagement activities.

Management ConsultingPublic Relations Consulting
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AltKey SA Logo

AltKey SA 

Lugano · Since 2022

IT Consulting & Services
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ALTO Communication GmbH Logo

ALTO Communication GmbH 

Oberengstringen · Since 2022

The core activity of ALTO Communication is to provide telecommunications solutions and services, including acquisition, IT networking and telematics, with the aim of improving the communication experiences of companies and individuals and promoting their growth and success.

IT Infrastructure & CloudTelecommunications
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AltO.cool GmbH Logo

AltO.cool GmbH 

Zug · Since 2024

AltO.cool GmbH operates the ALTO.cool app and website that connect seniors with younger companions for social activities. The service provides matching and booking for in-person or video meetings, carries out identity and background checks for companions, and offers a voucher system; companions work as independent providers and may set availability and rates or volunteer.

Software Development
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Altonet Software GmbH Logo

Altonet Software GmbH 

Zollbrück · Since 2011

IT Consulting & Services
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ALTYN Sàrl Logo

ALTYN Sàrl 

Geneva · Since 2012

ALTYN Sàrl develops space technologies and optical systems for Earth observation as well as secure IoT and communication applications. It provides AI-driven satellite image processing (cloud removal, super-resolution, radiometric calibration), data compression, cybersecurity services, and advisory/support for space startups.

Software Development
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Alveni AG Logo

Alveni AG 

Wollerau · Since 2024

Alveni AG provides an AI telephone assistant designed for hotels that handles incoming calls, manages bookings and automatically answers guest inquiries. The service integrates via API with hotel systems (PMS/CRM), supports multiple languages and processes data in compliance with GDPR.

Software Development
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Alventus GmbH Logo

Alventus GmbH 

Schlieren · Since 2018

The core activity of Alventus GmbH is providing low-code services and solutions to companies in Switzerland and Central Europe. The company supports its customers in implementing business and IT solutions using leading low-code technologies.

IT Consulting & Services
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Alviso GmbH Logo

Alviso GmbH 

Engwilen · Since 2019

The core activity of Alviso GmbH is the development and provision of software solutions, including consulting, development and operation of desktop, mobile and web applications, as well as the provision of web hosting services and the development of specific software tools such as time tracking systems.

Software Development
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ALVRA Labs GmbH Logo

ALVRA Labs GmbH 

Basel · Since 2022

ALVRA Labs GmbH is a venture studio focused on retail, consumer apps and fintech, building digital products and new ventures. The company develops products with rapid time-to-market and provides consulting on product, branding and technical implementation, including AI-enabled solutions.

IT Consulting & ServicesSoftware Development
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ALWE Consulting by H. Allemann Logo

ALWE Consulting by H. Allemann 

Maienfeld · Since 2004

The core activity of ALWE Consulting includes consulting and supporting small and medium-sized enterprises (SMEs) in the areas of IT, internal organization and process optimization, as well as quality assurance. This also includes project management services in the organizational and IT sectors. Additionally, the company offers internet services, external back office services for startups, and other specialized services.

Management ConsultingIT Consulting & Services
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ALWICOM SA Logo

ALWICOM SA 

Mendrisio · Since 2000

The core activity of Alwicom SA is the provision of services in the field of information and communication technology, particularly in the development of websites and the provision of IT consulting services.

IT Consulting & ServicesIT Infrastructure & CloudSoftware Development
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ALYSCO STEPHANE JEANNERET Logo

ALYSCO STEPHANE JEANNERET 

Môtiers Ne · Since 2021

The company ALYSCO offers a wide range of services related to communication, graphic design, multimedia production, computer science, and the internet. The core activities include: * Graphic design: creation of logos, charters, business cards, brochures, and posters * Multimedia production: creation of videos, motion design, 2D/3D animations, and audiovisual content * Communication: consulting and support in communication, including content creation and social media management * Computer science: consulting, training, and support in the use of computers, smartphones, and other digital devices * Internet: creation and management of websites, as well as consulting on the use of internet services The company thus offers a comprehensive range of services aimed at supporting companies and individuals in communication, presentation, and the use of digital media.

Advertising Agencies
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ALYTICS GmbH Logo

ALYTICS GmbH 

Ebikon · Since 2021

The company offers services and solutions in the field of industrial automation, digitalization, and data analysis. The core activities include: Development and implementation of IoT applications (Internet of Things), Automation of processes and plants, Creation of SCADA systems (Supervisory Control and Data Acquisition), Control technology and process optimization, Data analysis and visualization with Oracle APEX, Development of database-based applications, Implementation of Industry 4.0 solutions, Security solutions and analyses, Wireless communication and network optimization. The company supports customers in digitalizing their business processes, optimizing processes, and increasing efficiency through the use of modern technologies.

IT Consulting & Services
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AMA - Amadale Global Systems Logo

AMA - Amadale Global Systems 

Olten · Since 2013

The core activity of Amadale Global Systems is the provision of IT services, including: IT training and certification, technology solutions and consulting, and vocational education and training. Additionally, the company also offers solutions for biometric security systems and access control. The company serves small and medium-sized enterprises (SMEs), corporate, public and private institutions, as well as private individuals in Europe and Africa.

IT Consulting & Services
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Amacker Automation Logo

Amacker Automation 

Ebnat-Kappel · Since 2016

The core activity of Amacker Automation Software & more is the development and implementation of software solutions for industrial automation, including engineering, electrical planning, SPS programming, HMI programming, and the integration of automation components such as controls, drive systems, and bus systems. The company supports customers in automating their machines and processes to ensure safe and efficient operation.

Technical Consulting & EngineeringSoftware Development
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Amacosa AG Logo

Amacosa AG 

Würenlingen · Since 1988

Amacosa AG develops, advises on and implements communication concepts for SMEs, covering marketing, advertising and online marketing. Services include corporate design and publication concepts, exhibition and three‑dimensional projects, sales promotion, web solutions with a CMS, and coaching/moderation.

Advertising Agencies
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Amadeus Marketing (Schweiz) AG Logo

Amadeus Marketing (Schweiz) AG 

Zurich · Since 1994

IT Consulting & Services
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Amadeus Vertrieb, Barbara Päuler Logo

Amadeus Vertrieb, Barbara Päuler 

Winterthur · Since 1992

Amadeus is a music publishing and trading company specializing in the distribution of sheet music, music books and other musical works. The company's core activity is the publication, distribution and sale of sheet music and books for various instruments and ensembles, as well as the publication of musical works and collections.

Publishing
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Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

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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.