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Who is POSIX SYSTEMS LIMITED?
POSIX SYSTEMS LIMITED is an Information and Communication Technology (ICT) provider focused on internet connectivity, hosting, and managed network services for business and institutional customers in South Africa.
- Business internet access, fibre connectivity, and related network services (network connectivity)
- Hosting, virtual infrastructure, and data centre services for enterprise workloads (infrastructure hosting)
- Managed services across networking, security, and ICT operations for business environments (managed IT services)
- Consulting, design, and implementation of customized connectivity and infrastructure solutions (IT consulting)
- Support and service management for business-critical connectivity and hosted systems (IT support services)
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More About POSIX SYSTEMS LIMITED
POSIX SYSTEMS LIMITED operates as an ICT service provider that supplies business and institutional customers with internet connectivity, hosting infrastructure, and managed services aligned to enterprise requirements for availability, performance, and support. Its portfolio targets organizations that need dedicated or business-grade connectivity, hosted infrastructure, and outsourced management of key network and system components rather than consumer broadband or unmanaged hosting.
The company’s connectivity services (network connectivity) can be positioned within categories such as business internet access, fibre or high-capacity links, and related Wide Area Network (WAN) or last‑mile services that enterprises use to connect offices, data centres, and cloud environments. These services typically integrate standard internet routing protocols and carrier‑grade network equipment, and they are relevant for organizations that need predictable bandwidth and service agreements for production workloads, remote sites, and Virtual Private Network (VPN) access.
POSIX SYSTEMS LIMITED also offers hosting and virtual infrastructure (infrastructure hosting), which map to data centre and cloud‑adjacent service categories. These offerings provide compute, storage, and network resources hosted in controlled facilities, enabling organizations to deploy applications, websites, and internal systems without operating their own physical infrastructure. Architecturally, such services usually build on virtualization platforms, IP networking, and standard Operating System (OS) stacks, and they are used for both public‑facing services and internal line‑of‑business applications.
Managed services (managed IT services) form another part of the company’s portfolio, covering aspects of network monitoring, security configurations, and systems administration tasks. In this role, POSIX SYSTEMS LIMITED functions as an external operations partner, managing connectivity, hosted servers, and related ICT components under service agreements. These services are designed for enterprises that prefer predictable operational support and centralized management rather than maintaining equivalent internal capabilities.
The company’s consulting and implementation capabilities (IT consulting) align with solution design, network architecture planning, and deployment of connectivity and hosting environments tailored to organization‑specific needs. This may include integrating existing on‑premises systems with hosted resources, designing redundant connectivity paths, or aligning services with enterprise security and compliance requirements. Ongoing support and service management (IT support services) provide operational continuity through troubleshooting, change management, and coordination of service issues.
Within a directory or marketplace context, POSIX SYSTEMS LIMITED fits into categories such as business Internet Service Providers (ISP), hosting and infrastructure providers, and managed network and IT services partners that support enterprise and institutional ICT environments in South Africa.
Our description of POSIX SYSTEMS LIMITED. Updated February 2026.
