| Cardiff Hospital, Wales | Dr Peter O’Callaghan | Mandie Welch |
| Cardiothoracic Centre, Liverpool | Dr Derek Connelly | Thelma Dutton, ICD nurse specialist |
| Freeman Hospital, Newcastle | “Standby” centre if required |
| Glasgow Royal Infirmary, Scotland | Dr Andrew Rankin | Christine Armour |
| Harefield Hospital, Middlesex | Dr Mark Mason | Colin Slattery/Julie Rochelle |
| Heart Hospital, London | Dr Martin Lowe | Nolan Stain, cardiac physiologist |
| St Georges Hospital, London | Dr David Ward | Sue Jones, ECG physiologist |
| St Thomas Hospital, London | Dr Jas Gil | Dr Pier Lambiase, cardiology research fellow |
| Victoria Hospital, Blackpool | Dr Graham Goode | Angelic Delaney, ECG physiologist |
| Wessex Cardiothoracic Centre, Southampton | Dr John Morgan | Fiona Cook, ICD nurse |
| Wythenshawe Hospital, Manchester | Dr Neil Davidson | Jeanette Hornsey, ICD nurse specialist |
| Yorkshire Heart Centre, Leeds | Dr Chris Pepper | Craig Russell, ICD nurse specialist |