Companies
| Name | City | Phone | ||
|---|---|---|---|---|
| SIMPSON | — | — | — | Open → |
| Sinead Errington | Sheffield | — | — | Open → |
| SINGH | — | — | — | Open → |
| SINGH | — | — | — | Open → |
| SINKLER | — | — | — | Open → |
| Siouxsie Trenaman Gregory | Leeds | — | — | Open → |
| SIR & LADY MCGEESHAN | — | — | — | Open → |
| SIR TATTON SYKES Bt | — | — | — | Open → |
| SIR TATTON SYKES BT | — | — | — | Open → |
| SISSON | — | — | — | Open → |
| SJW Contracts | Brough | sjwcontracts@yahoo.co.uk | — | Open → |
| SK Design | Wakefield | — | — | Open → |
| SKEEL | — | — | — | Open → |
| SKELWITH GROUP | — | — | — | Open → |
| SKIRLAUGH C E PRIMARY SCHOOL | — | — | — | Open → |
| SLATOR | — | — | — | Open → |
| SLAVIN | — | — | — | Open → |
| Slough Borough Council | Slough | buildingcontrol@slough.gov.uk | 01753 875810 | Open → |
| SLP COLLEGE | — | — | — | Open → |
| SM Building | Doncaster | smbowe70@gmail.com | — | Open → |
| SMALES | — | — | 07831158379 | Open → |
| SMC Joinery | Goole | — | — | Open → |
| SMITH | — | — | — | Open → |
| SMITH | — | — | — | Open → |
| SMITH | — | — | — | Open → |