| A2Dominion Group Ltd | 124 |
| AmicusHorizon Ltd | 71 |
| Habinteg Housing Association | 5 |
| Hastoe Housing Association Limited | 75 |
| Home Group Ltd | 21 |
| Housing 21 | 45 |
| Hyde Housing Association Ltd | 17 |
| London & Quadrant Housing Trust | 1 |
| Moat Homes Limited | 7 |
| Old Ben Homes Ltd | 41 |
| Orbit Group Ltd | 76 |
| Orbit South Housing Association Ltd | 54 |
| Peacehaven & Telscombe HA Ltd | 20 |
| Places for People Homes Ltd | 69 |
| Salvation Army Housing Association | 37 |
| Sanctuary Housing Association | 61 |
| Saxon Weald | 67 |
| Southdown Housing Association | 87 |
| Southern Home Ownership Ltd | 7 |
| Southern Housing Group Ltd | 387 |
| Sussex Housing & Care | 128 |
| The Guinness Partnership | 256 |
