| SPENCER | — | — | — | Open → |
| SPENCER | — | — | — | Open → |
| SPOAKES | — | — | — | Open → |
| Spoke Architectural Design Ltd | Leeds | — | — | Open → |
| SPRAKES | — | — | — | Open → |
| SQUIRE | — | — | — | Open → |
| SQUIRES | — | — | — | Open → |
| SRG Renovations | Barnsley | info@srgrenovations.co.uk | — | Open → |
| St Andrews United Reform Church | Leeds | — | — | Open → |
| ST CATHERINES DEVELOPMENT LTD | — | — | — | Open → |
| St Catherines Developments Ltd | York | — | — | Open → |
| ST CATHERINIES DEVELOPMENTS | — | — | — | Open → |
| St Gobain Glass Ltd | Hull | — | — | Open → |
| St Helens Metropolitan Borough Council | St Helens, Merseyside | buildingcontrol@sthelens.gov.uk | 01744 676240 / 01744 676242 | Open → |
| ST MARYS CHURCH HALL MANAGEMENT COMMITTEEANAGEMENT COMMITTEE | — | — | — | Open → |
| St. Albans District Council | St. Albans, | buildingcontrol@stalbans.gov.uk | 01727 866100 | Open → |
| Stacey Butler | Leeds | — | — | Open → |
| Stack Architects | Oulton | rb@stackarchitects.com | — | Open → |
| Stacy Maw | Goole | — | — | Open → |
| Stafford Borough Council | Stafford | buildingcontrol@cannockchasedc.gov.uk | 01785 223 2181 | Open → |
| Staffordshire Fire and Rescue Service | Stone | — | — | Open → |
| Staffordshire Moorlands District Council | Leek | building.control@staffsmoorlands.gov.uk | 01538 399181 | Open → |
| Stalybridge Fire Station | Stalybridge | — | 0161 909 1503 | Open → |
| STAMFORD BRIDGE PARISH COUNCIL | — | — | — | Open → |
| Stamford Bridge Sports Hall Association Ltd | York | — | — | Open → |