| 3842428 | Snowball Water Services | 2 Ayton Rd, Longwood, Huddersfield HD3 4TN, UK | HD3 4TN | peter2642snowball@hotmail.com | Peter Snowball | | — | |
| 3492423 | South Derbyshire District Council, c/o Financial Services (Accounts) (A1162) | Civic Offices, Civic Way, Swadlincote DE11 0AH, UK | DE11 0AH | accounts@south-derby3.gov.uk | c/o Financial Services (Accounts) | | — | |
| 8929386 | Simpson York | 10 Hassacarr Cl, York YO19 5SN, UK | YO19 5SN | dale.lumley@simpsonyork.co.uk | Dale Lumley | | — | |
| 8577041 | SM Testing | Heanor DE75 7RJ, UK | DE75 7RJ | — | | — | — | |
| 7504260 | Skewbald Barn | Skewbald Barn, Pensax, Worcester, WR6 6AE | WR6 6AE | davidtimmis15@gmail.com | David Timmis | | — | |
| 7442234 | Site Water Services | Site Water Services, c/O Delsol, Byrn Warehouse, Caernarfon, Gwynedd, LL55 1TU | LL57 3LP | sales@sitewater.co.uk | Edward Jones | | — | |
| 7151764 | Sleepieshill House | Sleepieshill House, Loch Oire, Lhnbryde, Morayshire, IV30 8LL | IV30 8LL | jmoggan@gmail.com | John Moggan | | — | |
| 6731682 | Simon Warburton | Lleifior, Moriah, Capel Seion, Aberystwyth, SY23 4EA, UK | SY23 1HS | warbywales@gmail.com | Simon Warburton | | — | |
| 6626115 | Sita Gore | 88 Sherwood Ave, Greenford UB6 0PQ, UK | UB6 0PQ | sitagore31@gmail.com | Sita Gore | — | — | |
| 6588442 | Smith Bros | Smith Bros, Burrington Farm, Burrington, Ludlow, Shropshire, SY8 2HT | SY8 | smithbrosludlow@gmail.com | Andrew Smith | | — | |
| 6524724 | Site Office, Meadow View, | Church Lane, Knaptoft, LE17 6PA | LE17 6PA | eloise.lucille@cadmancapital.com | Eloise Lucille | | — | |
| 6086169 | Slate Barn (NS 3171) | 5, Carr House Barns, Stafford, Staffordshire, ST18 0DT | ST18 0DT | captnsue1995@btinternet.com | Chris or Sue Machin | | — | |
| 5881209 | Smart Flow NE Limited | 2 Roker Park, Sunderland, SR6 9PF | SR6 9PF | Sean@smartflow-ne.co.uk | Sean Martin | | — | |
| 5878945 | Simon Wells | 39 Clevedon Road, Midsomer Norton, Radstock BA3 2ED, UK | BA3 2ED | sywells@me.com | Simon Wells | — | — | |
| 5610671 | Site Services UK Ltd | Unit 4, Phoenix Park, Nelson's Lane, Hurst, Reading, Berkshire, RG10 0RR, UK | RG10 0RR | lucy@site-servicesuk.com | Kristian Rakauskas | — | — | |
| 5479764 | SJ & LA Kirk | Holt Farm, Bosworth Road, Walton, Lutterworth, Leicester, LE17 5RW, UK | LE17 5RW | kirkholtholsteins@hotmail.co.uk | Lesley Kirk | — | — | |
| 5400208 | SJP Electrical | 50 Hillesley Road, Kingswood, Wotton-under-Edge, Gloucestershire, GL12 8RU, UK | GL12 8RU | sjpelectrical@live.co.uk | Simon Powner | — | — | |
| 5337625 | Simon Webster | Treverso, Boscastle, Cornwall, PL35 0BJ, UK | PL35 0AS | webbbbo@hotmail.com | Simon Webster | | — | |
| 5182931 | Sion Edwards | 18 Abbey Court, Denbigh LL16 3HU, UK | LL16 3HU | sioneurig@googlemail.com | Sion Edwards | | — | |
| 5131294 | Skoor House - NS 3032 | Ford Rd, Marsh Lane, Sheffield S21 5RE, UK | S21 5RE | — | Albert Rowland | — | — | |
| 4934039 | Slantsgate House | Millhouse Green, Sheffield S36 9NY, UK | S36 9NY | — | Peter Charlesworth | | — | |
| 4597652 | Slatters of Canterbury | Bramling House, Bramling, Canterbury, Kent, CT3 1NB, UK | CT3 1NB | charlie@kingsman.co.uk | Charlie Kingsman | — | — | |
| 4558553 | SJG Electrical & Security Limited | Sheepgate Nursery, Leverton, Boston, Lincolnshire, PE22 0AS | PE22 0AS | sward@sheepgate.co.uk | Simon Ward | | — | |
| 4514056 | Sion Jones | Bryn Tirion, Talwrn, Llangefni, Isle of Anglesey, LL77 7TE, UK | LL77 7TE | sjones@huwsgray.co.uk | Sion Jones | | — | |
| 4349801 | Simpsons Drainage Limited | 21 Alcock Crest, Warminster, Witlshire, BA12 8ND, UK | BA12 8ND | simpsonsdrainageservices@gmail.com | Craig Simpson | — | — | |