| Aldwyck Housing Group | 15 |
| Aldwyck Housing Group Ltd | 602 |
| Anchor Trust | 39 |
| Aragon HA Ltd | 92 |
| Bedford Citizens HA Ltd | 159 |
| bpha | 8277 |
| Circle Thirty Three Housing Trust Ltd | 74 |
| East Homes Ltd | 1 |
| East Midlands HA Ltd | 1 |
| Guinness South Ltd | 46 |
| Hanover Housing Association | 97 |
| Hastoe Housing Association Limited | 49 |
| Home Group Ltd | 11 |
| Housing 21 | 170 |
| Jephson HA Ltd | 218 |
| Jephson Homes HA Ltd | 487 |
| Metropolitan | 24 |
| Moat Homes Limited | 1 |
| North Hertfordshire Homes Ltd | 80 |
| Orbit Group Ltd | 22 |
| Orbit Heart of England | 99 |
| Paradigm Homes Charitable Housing Association Li | 16 |
| Places for People Homes Ltd | 452 |
| Places for People Individual Support Ltd | 25 |
| Raglan Housing Association Ltd | 557 |
| The Guinness Partnership | 154 |
| The Papworth Trust | 15 |
