A Goldman Sachs CIO survey indicates that wireless infrastructure tops the list of "must haves".

It is no longer a question of if companies and organisations will adopt Wireless Networks; rather it is now a question of how and when they will introduce the technology.

Sigma is a specialist company focused on delivering best of breed solutions that solve real business problems. Sigma has a clear goal: To make enterprise wireless networks as robust as wired ethernet networks, supporting all applications that are required for day-to-day operations. An Advanced Wireless specialist since 2003, we deployed the first centralised solution in the UK at the University of East Anglia. Sigma has gone on to design and deploy large-scale wireless networks at many NHS sites including Guy's and St Thomas' NHS Trust, George Eliot NHS Trust and United Lincolnshire Hospitals NHS Trust. As well as the health sector, Sigma is also the WiFi partner of choice for organisations such as Hyundai Motor Company, Bain & Co, and Redbridge College. Sigma can provide best of breed wireless networks as either centralised or distributed solutions, as well as Passive and Active RFID Tracking, and Voice Over Wireless LAN (VoWLAN). The benefits of working with Sigma include:

Completely integrated service - from survey to management
Ease Of deployment and use
System robustness
Cost-effective deployment and running costs
Support for real-time applications
Location tracking throughout the network
Built-in security
Value-added services such as VoWLAN
Assured quality