Colerne
- 2 additional 9 metre X-band heads
- IF/RF upgrades
- New satellite control facility (SCC)
- New Network Management Centre (NCC)

Oakhangar
- IF/RF upgrades

Hawthorn
- New System Operation Centre

System
- Introduction of PMS (Paradigm Modem System) modem
- Addition of Skynet 5 baseband system
- Upgrade of Management System to meet Skynet 5 / Paradigm needs