4MC, UK
ABC, UK
Advanced Broadcast, UK
AF Associates, USA
Alphatron, Holland
Arqiva, UK
Ascent Media Network Services, UK
ATG, UK
Adventist World Radio
BSkyB, UK
BBC Belfast, UK
BBC Broadcast, UK
BBC Scotland, UK
BBC Northern Ireland, UK
BBC Radio Resources, UK
BBC Resources, UK
BBC Technology, UK
BBC Wales, UK
BBC World Service, UK
Beers Enterprises, USA
BSE Inc, Canada
BT Broadcast Services, UK
BTS, Australia
Bulgarian Radio, Bulgaria
Carlton, UK
Channel 4, UK
Channel Five, UK
Chellomedia, Holland
Cinenova, UK
CNBC Asia, Singapore
CNBC Europe, UK

CNN Headline News, USA
Corinthian, UK
Dega Broadcast, UK
Digital Heaven, UK
Formula One, UK
Gillette, UK
Globecast, UK
Globecast Asia, Singapore
GMTV, UK
Granada Media, UK
HBO Asia, Singapore
Icelandic National Broadcasting
Inmedia, UK
IPE, UK
ITN, UK
ITV, UK
ITV Wales, UK
LNN, UK
Mirada, UK
Miranda, UK
Moving Picture Co, UK
MTV, UK
MTV Northern Europe, Holland
MUTV, UK
NBC News, UK
Network 7, Australia
NOB, Holland
NRK, Norway
NTL, UK
Octagon, UK
Out Post Digital, UK

ParkPost, Holland
Phoenix Chinese News, USA
Red Bee Media, UK
RTE, Ireland
Rushes, UK
S4C, UK
SMG, UK
Seven Network, Australia
Siemens, UK
Sit-Up Ltd, UK
Snell & Wilcox, UK
SNTV, UK
Sony Professional, UK
SSVC, UK
STV, UK
Technicolor Creative, USA
Technicolor Network Services, UK
TG4, Ireland
The Farm, UK
Thomson Broadcast, Australia
Todd AO, UK
TWI Mediahouse, UK
TwoFour54, Abu Dhabi
UKTV, UK
Uncle, UK
Viasat, UK
VSC, UK
WRN, UK