About 500 Ltd

500 Ltd develop innovative cyber secure communications solutions that provide beneficial protection for business telecommunication services.

500 Ltd possess an extensive background in cyber secure communications technology and aim to resolve common challenges faced by customers, by providing simplified, yet powerful telecommunication services with quick and proactive support. We met these challenges by developing cyber secure communications over sip trunk technology.

Our cyber secure communications also protect mobiles.

We actively pursue our development roadmap; intuitively refining our solution based on customer feedback and working with only the most innovative growth Partners like Box™, to create a new standard in cyber secure communication technology – bridging the gap between simple telephony and expansive collaborative environments of tomorrow’s businesses.

Jonathan Rodwell


In 2006, Jonathan initiated 500 Ltd and built a team Reselling VoIP services. After five years, the business model was changed to the provision of SIP trunking for the channel.

Jonathan sits on a number of advisory panels; his most recent interest has been acting in the capacity of Chairman on the Federation of Communications Services (FCS) Fraud Panel.

Séan Ryan

Operations Director

A graduate in Applied Physics with Microelectronics & Computing, Séan spent his initial post graduate years in business computing. A year’s break travelling and volunteering in Asia preceded a move to telecommunications, where he has worked on emerging technologies with blue chip companies, such as Nokia.

PRINCE2 foundation and practitioner qualified, Séan oversees all our implementations. He is also involved in community action and youth groups and is a trustee of a local charity.

Jon Smith

Sales Director

Jon read Management Studies at Brunel University and runs our Sales Operations and has a broad background in telephony; from Speech Recognition through to Enterprise IP Communications.

He has delivered solutions to organisations ranging from start-up and regional businesses right through to major defence firms, Broadcasters and the NHS.