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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

Senarclens, Leu + Partner AG Logo

Senarclens, Leu + Partner AG 

Zurich · Since 1993

The company Senarclens, Leu + Partner AG is a consulting firm specializing in communication and project management services. The core activities include consulting, freelance work, management, project management and board of directors' activities, particularly in the areas of digital transformation and real estate.

Public Relations Consulting
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Sennhauser IT-Services GmbH Logo

Sennhauser IT-Services GmbH 

Wald Zh · Since 1996

Sennhauser IT-Services GmbH provides IT services for educational institutions and small businesses. The company supports server, storage and NAS solutions, client engineering, networking, firewalls and backup systems, mainly in Windows environments and also using Linux, VMware and Proxmox. Additional services include cloud offerings (Microsoft 365, Azure), database-driven web applications and print management.

IT Consulting & ServicesIT Infrastructure & Cloud
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Sentürk Softverse Lab Logo

Sentürk Softverse Lab 

Uznach · Since 2023

Sentürk Softverse Lab develops web and mobile applications and integrates artificial intelligence into digital products. It provides custom software development, UX design, and consulting on process optimization and AI integration.

Software Development
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SEOther GmbH Logo

SEOther GmbH 

Adliswil · Since 2015

The core activity of SEOther is to support companies and organizations in optimizing their online presence, particularly in the areas of search engine optimization (SEO) and website creation. This also includes services such as developing strategies for long-term success, increasing online visibility, and implementing measures to improve the web presence.

IT Consulting & Services
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Sereina Schmidt AG Logo

Sereina Schmidt AG 

Neudorf · Since 1992

The core activity of Sereina Schmidt AG is strategic communication consulting, particularly in the areas of CEO reputation, crisis communication, speechwriting and speech coaching. The company supports businesses and executives in developing and implementing communication strategies to protect and promote their reputation.

Public Relations Consulting
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Sergio A. Tettamanti & Co. Logo

Sergio A. Tettamanti & Co. 

Ebmatingen · Since 2009

The core activity of Sergio A. Tettamanti & Co. is the creation of marketing and sales concepts for small and medium-sized enterprises (SMEs), particularly in the areas of bakeries, confectioneries and gastronomy. The company offers services such as consulting, conception and implementation of marketing strategies, including the creation of advertising materials, websites, CGI animations and photographs.

Advertising Agencies
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sertal.ch GmbH Logo

sertal.ch GmbH 

Ipsach · Since 2018

sertal.ch GmbH is a digital agency providing SMEs with digitization services including app development (iOS, Android, web), web development, software development, consulting, marketing and IT support. The company works with agile teams, freelance experts and nearshoring partners to deliver cloud and platform solutions.

IT Consulting & ServicesSoftware Development
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Serverfabrik GmbH Logo

Serverfabrik GmbH 

Liestal · Since 2018

The core activity of Serverfabrik GmbH is the provision of web hosting services, including the supply of hosting packages with various features such as SSL encryption, email mailboxes and content management systems like Wordpress or Joomla.

Web Portals & Platform Companies
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Seti Sagl Logo

Seti Sagl 

Agra · Since 1998

The core activity of Seti Sagl is the creation of media content for art and culture, particularly in the development of audiovisual, multimedia and interactive content for companies, artists and the entertainment industry. This also includes services such as technical and artistic direction of events, photography and printing services, as well as the provision of IT services for the art and culture scene.

Software Development
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SEVENT'IN Communication Sàrl Logo

SEVENT'IN Communication Sàrl 

Villars-Sur-Glâne · Since 2017

The core activity of SEVENT'IN is the creation of communication solutions for companies, brands, freelancers and institutions, particularly in the field of digital communication, including: creation of content (e.g. videos, texts, images), management of social networks, development of digital strategies, and creation of campaigns that stimulate the brand and promote engagement. The company positions itself as an agency offering innovative, modern and effective communication solutions to improve its customers' communication.

Advertising Agencies
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Sevida GmbH Logo

Sevida GmbH 

Sempach Station · Since 2015

The core activity of Sevida GmbH is the holistic consulting and solution development in the field of information technology (IT), particularly in the areas of IT service management, computer systems, risk management and security solutions. The company also offers services in the areas of applications and processes, as well as coaching and mentoring.

IT Consulting & ServicesSoftware Development
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Sharedien AG Logo

Sharedien AG 

Wallisellen · Since 2008

The company Sharedien offers a software solution for managing, maintaining and providing content. The core activity of the company is to support businesses in their digital transformation by making their content and communication processes more efficient and automating them. This enables customers to have more time for creative tasks and maintain control over the entire communication process.

IT Consulting & Services
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SHC Software GmbH Logo

SHC Software GmbH 

Basel · Since 2015

SHC Software GmbH provides an integrated software solution for care and social service organisations, covering client intake, certified needs assessment (interRAI), scheduling, care documentation and billing. The product range includes mobile apps (SHC mobile), configurable IT solutions for social institutions and support services with remote access.

Software Development
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Shin Design Sagl Logo

Shin Design Sagl 

Locarno · Since 2016

Shin Design Sagl is a graphic and web design studio providing logo and corporate identity design, print-ready artwork and production services. Offerings include website development and hosting, large-format digital printing, screen printing, vehicle and window decoration, newsletter software and social media integration.

Advertising Agencies
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ShopOnDemand GmbH Logo

ShopOnDemand GmbH 

Wichtrach · Since 2018

The company develops and provides software solutions for the management of campsites and small to medium-sized hotels. The core activity includes the creation and distribution of specialized software tools, such as CampSoft and HotSoft, which integrate functions like booking management, real-time availability checking, and payment systems to simplify and optimize the operation of campsites and hotels.

Software Development
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Sarah Hubacher Logo

Sarah Hubacher 

Uetendorf · Since 2024

The company's core activity is providing services in the field of community management and marketing, particularly managing social media channels, creating content, performing strategy and reporting tasks, and supporting companies in increasing their online presence and visibility.

Advertising Agencies
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siabit AG Logo

siabit AG 

Gebenstorf · Since 2018

The core activity of siabit AG is the development and distribution of software, with a particular focus on performance recording.

Software Development
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sibenaler.mca, Patrick Sibenaler, Agentur für Kommunikation + Gestaltung Logo

sibenaler.mca, Patrick Sibenaler, Agentur für Kommunikation + Gestaltung 

Zurich · Since 2011

The core activity of sibenaler.mca is consulting, conception and implementation of projects in the fields of communication, design, new media and architecture.

Advertising Agencies
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SibeSiech GmbH Logo

SibeSiech GmbH 

Oberglatt Zh · Since 2016

The core activity of SibeSiech is the creation of creative solutions in the field of visual communication, particularly in the areas of art direction, conception, design, brand identity, and user experience design. The company offers services such as graphic design, logo design, corporate design, employer branding, and prompt engineering, and collaborates with various clients from different industries, including companies, organizations, and institutions.

Advertising Agencies
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Side Effects AG Logo

Side Effects AG 

Zurich · Since 2013

The core activity of Side Effects AG is the development and provision of 3D software solutions for the digital transformation of product and customer experiences across various industries and departments. The solutions enable companies to create digital 3D twins of their physical products, which can then be used in various areas such as sales, marketing, service, training, and assembly.

IT Consulting & ServicesSoftware Development
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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.