Airwave
Airwave provides the UK’s emergency services (police, ambulance and fire) and public services (utilities and government agencies) with a communications network that has both enhanced security and superior reliability, when compared with other public network alternatives.  The purpose of the network is to ensure that key service providers are able to manage communication and information exchange effectively during emergency situations.

AWG Plc
AWG Plc is a holding company whose key business is Anglian Water Services, a regulated water and sewage business covering over 22,000 square kilometres in the South East of England, as well as Morrison (a utility services business) and AWG Property.

Arqiva
Arqiva owns and operates the transmission backbone for numerous television and radio broadcasters, and mobile phone service providers.  Its assets include the physical transmission towers and the technology that are necessary to provide these services across the United Kingdom.  Major customers include the BBC, ITV, Channel 4, Channel Five, BSkyB, Classic FM, the five UK mobile phone operators, and the Metropolitan Police.

Broadcast Australia
Broadcast Australia is the leading Australian broadcast transmission provider and is responsible for the operation and development of a vital network that is relied upon by viewers, listeners and operators throughout Australia.  Analogue and digital broadcasting services are provided to radio and television customers, and mast sharing and infrastructure services to other broadcasters and telecommunications providers.  Key customers include the national broadcasters ABC and SBS.

Puget Sound Energy
Puget Sound Energy is Washington state’s oldest and largest energy utility, with a 6,000-square-mile service area stretching across 11 Washington countries, primarily in the Puget Sound region. PSE serves more than 1 million electric customers and nearly 750,000 natural gas customers.

TDF
Télédiffusion de France is Europe’s leading tower company, and an important developer of data communications networks and network infrastructure. With more than 7,500 sites under management, TDF's customers include content providers, television, and radio broadcasting companies and mobile and broadband operators.

Transelec S.A.
Transelec S.A. is the leading electrical transmission company in Chile, serving more than 98% of the population across two interconnected networks.

Wales & the West Gas Distribution Network
Wales & West Utilities is a regulated gas distribution business with around 34,000 km of gas distribution pipelines located in Wales and the South West of England.