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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,816 companies indexed · Last updated: today
DirectoryIT Security

IT Security

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759 companies found

Oaxos GmbH Logo

Oaxos GmbH 

Zurich · Since 2022

Oaxos GmbH is a cyber security and data analytics startup that develops the Shadowspotter platform, which enables querying and correlating domain information such as certificates, DNS, WHOIS and HTTP data. The platform provides search and correlation across domain datasets, saved detections and configurable actions to trigger workflows for use cases including phishing detection, attack surface monitoring and threat actor tracking.

IT Consulting & ServicesIT Security
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Oceanleaf GmbH Logo

Oceanleaf GmbH 

Buchs Sg · Since 2024

Oceanleaf GmbH provides consulting and implementation services for Microsoft cloud solutions, covering strategic architecture, technical implementation and cloud migration. Its offerings include modern workplace concepts, identity and security solutions, and collaboration with cybersecurity and strategy partners.

IT Consulting & ServicesIT Infrastructure & CloudIT Security
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Oneconsult AG Logo

Oneconsult AG 

Zurich · Since 2003

Oneconsult AG is a cybersecurity consulting firm offering services such as red teaming, penetration testing, incident response, digital forensics, vulnerability management and security consulting. The company also operates a cybersecurity academy and provides specialist digital forensics and incident response teams.

IT Security
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Oneconsult AG, Zweigniederlassung Bern Logo

Oneconsult AG, Zweigniederlassung Bern 

Bern · Since 2022

Oneconsult AG, Zweigniederlassung Bern provides cybersecurity consulting and services, including attack simulation (e.g. red/purple teaming, phishing simulations), penetration testing, incident response, digital forensics and vulnerability management, and offers training through its Cyber Security Academy.

IT Security
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OS Systems AG Logo

OS Systems AG 

Baar · Since 2009

The core activity of OS systems AG is to provide IT solutions and services to businesses of all sizes. This includes, in particular: * The development and implementation of individual IT solutions for customers * The maintenance and support of IT infrastructures * The provision of cloud solutions * The securing of networks and IT systems * Communication and service support for businesses. The company positions itself as an independent IT partner that adapts to the needs of its customers and offers individual solutions.

IT Consulting & ServicesIT Infrastructure & CloudIT Security
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Ousia SA Logo

Ousia SA 

Athenaz (Avusy) · Since 2019

Ousia SA develops cognitive, post‑quantum encryption that models language and symbolic logic to provide adaptive, relationship‑based security. The technology is presented for sovereign infrastructure and applications including government communications, financial systems, healthcare records and AI agents.

IT Security
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OVCODE Switzerland AG Logo

OVCODE Switzerland AG 

Baar · Since 2018

The core activity of OVCODE is the development and provision of digital trust solutions, particularly in the area of electronic identification, authentication and verification of digital assets. The company offers a range of products and services, including electronic identity solutions (eID), electronic signatures (eSign) and electronic labels (eMark), aimed at increasing security, transparency and trustworthiness in the digital world.

IT SecuritySoftware Development
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Packfrog AG Logo

Packfrog AG 

Killwangen · Since 2022

The core activity of Packfrog AG is to provide a universal platform for the secure exchange and storage of data and messages with full end-to-end encryption. The platform enables registered users to exchange data and messages with other internet users, even if they are not registered. The platform is web-based and does not require any special software or downloads. The focus is on security and data protection, with the platform supporting compliance with data protection regulations such as the European GDPR.

IT Security
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Pacta AG Logo

Pacta AG 

Winterthur · Since 2020

The core activity of Pacta PLC is the development and provision of security-oriented, decentralized blockchain applications and services that focus on strong encryption, data protection, and user control. This includes, among other things: * Developing secure and user-friendly applications for managing cryptocurrencies (Pacta.Cash) * Providing platforms for managing shared spaces and resources (Pacta.Space) * Conducting digital general meetings with secure video conferencing and data room functionality (Pacta.Vote) * Supporting decentralized organizations and associations by providing tools for collaboration and management (Pacta.App) * Founding and managing virtual companies on the blockchain (Pacta.Company) * Providing secure communication with end-to-end encryption (Pacta.Chat) Overall, the company focuses on developing solutions that prioritize security, data protection, and user control in digital applications and services.

IT Consulting & ServicesIT SecuritySoftware Development
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PANORGAN AG Logo

PANORGAN AG 

Wädenswil · Since 1974

The core activity of Panorgan AG is the development and operation of innovative alerting and dispatch systems, particularly for blue light organizations such as police, fire departments and emergency medical services.

IT SecuritySoftware Development
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PC SWISS GmbH Logo

PC SWISS GmbH 

Thalwil · Since 2013

The core activity of PC SWISS GmbH is the provision of IT services, particularly in the area of sales and maintenance of computer hardware and software, as well as the provision of support and consulting services for customers. This also includes the distribution of electrical devices such as servers, desktop computers, notebooks, printers, scanners and other IT devices.

IT Consulting & ServicesIT Infrastructure & CloudIT Security
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Penta SA Logo

Penta SA 

Geneva · Since 2005

The core activity of Penta is the provision of IT services, particularly in the areas of: * Private cloud and managed cloud solutions * Cybersecurity and data protection * IT compliance and regulation * Business process management and project management * Backup and disaster recovery solutions * IT infrastructure and support Penta positions itself as a partner for companies, especially in the financial sector, and offers tailored IT solutions to ensure the security, efficiency and compliance of its customers.

IT Infrastructure & CloudIT Security
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PepSec GmbH Logo

PepSec GmbH 

Zug · Since 2022

The core activity of PepSec GmbH is to conduct IT vulnerability analyses for Swiss companies and authorities, identifying existing gaps in IT security and eliminating them through targeted analyses and measures.

Management ConsultingIT Consulting & ServicesIT Security
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perinova IT-Management Schweiz GmbH Logo

perinova IT-Management Schweiz GmbH 

Baar · Since 2010

The core activity of perinova IT-Management GmbH is the provision of IT services, particularly in the areas of: * IT consulting: analysis, conception and implementation of IT solutions for companies * Managed Services: operation and maintenance of IT systems and processes for customers * IT Service Management (ITSM) and Enterprise Service Management (ESM): implementation and optimization of service processes for companies * License management: consulting and optimization of software licenses for companies The company supports customers in the digitalization of their business processes and offers individual solutions for the challenges of digital transformation.

IT Consulting & ServicesIT Infrastructure & CloudIT Security
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Pi Squared GmbH Logo

Pi Squared GmbH 

Baar · Since 2023

The core activity of Pi Squared GmbH is the provision of cybersecurity and data protection services, in particular the identification, evaluation and defense against security vulnerabilities and threats, as well as the implementation of data protection solutions for companies.

IT Consulting & ServicesIT Security
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PKI Consulting GmbH Logo

PKI Consulting GmbH 

Muttenz · Since 2023

PKI Consulting GmbH helps companies structure their public key infrastructure and automate certificate management through audits, design, implementation and ongoing support. The firm’s expertise includes HSM, KMS, Azure Key Vault and post‑quantum security to reduce outages and meet compliance requirements.

IT Consulting & ServicesIT Security
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Pointsharp AG Logo

Pointsharp AG 

Basel · Since 2008

The core activity of Pointsharp is the development and provision of cybersecurity software and services, particularly in the area of Identity and Access Management (IAM), to help companies and government agencies securely manage and protect their digital identities, data, and access.

IT Consulting & ServicesIT Security
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Polaris Wireless GmbH Logo

Polaris Wireless GmbH 

Zug · Since 2013

The core activity of Polaris Wireless is the development and provision of wireless location technologies and solutions, particularly in the field of 3D location and IoT technologies, for various industries such as public safety, healthcare and hospitality.

IT Security
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Poltera AG Logo

Poltera AG 

Sagogn · Since 2017

The core activity of Poltera AG is the provision of services in the field of IT security, including IT security consulting and engineering, as well as the provision of professional IT security solutions for small and medium-sized enterprises (SMEs) in Eastern Switzerland.

IT Consulting & ServicesIT Security
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Popp Schweiz AG Logo

Popp Schweiz AG 

Gunzwil · Since 2022

The company's core activity is the provision of IT security services, including consulting, development of security strategies, training and training of employees, as well as the protection of companies from cyber threats.

IT Consulting & ServicesIT Security
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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.
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