| Stockbridge Technology Centre Limited | Selby | 2001 |
| Stockcroft Limited | Wallingford | 2011 |
| Stockdogs Hotel Ltd | Ingatestone | 2024 |
| Stockeld Farms Limited | Wetherby | 1973 |
| Stocken Farm Ltd | Princes Risborough | 2019 |
| Stocken Hall Beef Ltd | Oakham | 2013 |
| Stocken Hall Farm Ltd | Oakham, Rutland | 2024 |
| Stockend Energy Limited | Worcester | 2015 |
| Stockley Park Tree Services Limited | Burton On Trent | 2019 |
| Stockpole Limited | Clitheroe | 1987 |
| Stockport Mini-Mix Concrete Limited | Liverpool | 1985 |
| Stocks Lane Nurseries Limited | Preston | 2002 |
| Stockscan (Scotland) Ltd. | | 2005 |
| Stockswood Acres Limited | Stocksfield | 2023 |
| Stockton Court Farms Limited | Maidstone | 1994 |
| Stockton Estates (Midlands) Limited | Stoke On Trent | 2008 |
| Stockton Heath Limited | Shropshire | 2004 |
| Stockwell-Davies Ltd | Evesham | 2018 |
| Stodart Farms Limited | Lockerbie | 2005 |
| Stody Estate Limited | Melton Constable | 1941 |
| Stoke Farms Limited | Aylesbury | 1960 |
| Stoke Ferry Timber Limited | King'S Lynn | 2005 |
| Stoke Fire Farms Ltd | Newton Abbot | 2021 |
| Stoke Fruit Farm Limited | Hayling Island | 2010 |
| Stoke Goldington Allotment Association CIC | Newport Pagnell | 2023 |
| Stoke Lodge Farm Limited | Northants | 1963 |
| Stoke Road Taunton Allotments CIC | Taunton | 2020 |
| Stoke Solid Fuels Ltd | Stoke-On-Trent | 2025 |
| Stoke Vale Farms Limited | Exeter | 2017 |
| Stokes Farming Limited | Shrewsbury | 2024 |
| Stompyshome Stud Limited | Llangefni | 2021 |
| Stone Farm Fishery Ltd | Meols | 2025 |
| Stone Farms Limited | Hythe | 1965 |
| Stone Green Hall Smallholding Limited | Ashford | 2022 |
| Stone Hall Farm Limited | Wigan | 2021 |
| Stone Holdings Group UK Ltd | Southampton | 2022 |
| Stone Hoof Ltd | Birmingham | 2026 |
| Stone House One Ltd | Halesworth | 2024 |
| Stone Lodge Equine Ltd | Doncaster | 2025 |
| Stone Marine Services (South West) Limited | Newton Abbot | 2015 |
| Stone Styles Limited | Sittingbourne | 1987 |
| Stone's Throw Farm Ltd | Dartmouth | 2021 |
| Stonefield Contract Farming Ltd | Girvan | 2019 |
| Stonegate Agriculture Limited | Chippenham | 1992 |
| Stonegate Farmers Limited | Chippenham | 1962 |
| Stoneholme Capital Limited | Gainsborough | 2021 |
| Stonehouse Farm Limited | Tarporley | 2007 |
| Stonehouse Farmers Ltd | London | 2025 |
| Stoneings Services Limited | Knockholt | 2018 |
| Stoneledge Farming Ltd | Hull | 2023 |
| Stoneleigh Community Orchard CIC | Coventry | 2018 |
| Stonelodge Farm Limited | Melton Mowbray | 2020 |
| Stonelynk Valley | Hastings | 2016 |
| Stoneraise Farming Limited | Cumbria | 2005 |
| Stoneridge Farm Ltd | Gainsborough | 2025 |
| Stonerocks Farm Limited | Cranleigh | 2020 |
| Stones Fishing Lakes Ltd | Sittingbourne | 2024 |
| Stonethorn Farms Limited | Belfast | 2020 |
| Stonethorn Stud Farms Limited | Belfast | 1960 |
| Stoney Acre Farm Limited | Thornton Cleveleys | 2010 |
| Stoney Court Poultry Ltd | Llandrindod Wells | 2019 |
| Stoney Hall Farm Ltd | Halifax | 2022 |
| Stoney Lane Farm Limited | Preston | 2003 |
| Stoney Stoke Home Farm Ltd | Alton | 2026 |
| Stoney Ware Estate Limited | Marlow | 1999 |
| Stoneycliff Farms Limited | Belper | 1995 |
| Stoneyfield Biofuel Limited | Harrow | 2012 |
| Stoneyhill Stud Limited | Brimpsfield | 2023 |
| Stoneythorpe Limited | Southam | 2018 |
| Stonton Wyville Farms Limited | Near Market Harborough | 1951 |
| Stony Grove Ltd | Manchester | 2019 |
| Stonydelph Limited | Tamworth | 1983 |
| Stonyfold Farm Ltd | Macclesfield | 2019 |
| Stoodleys Farm Ltd | Exeter | 2025 |
| Stoosh Ltd | Leicester | 2025 |
| Stop Corrosion Ltd | Milton | 2020 |
| Stored Crop Conservation Limited | Lincoln | 1985 |
| Storeton Hall Farm Limited | Wirral | 1962 |
| Storey Poultry Supplies Limited | Suffolk | 2001 |
| Stork & Glen Ltd | Brechin | 2025 |
| Storm Animals Limited | Stafford | 2020 |
| Storm Organics Ltd | Lampeter | 2007 |
| Storm Petroleum Limited | | 1978 |
| Storm Transport & Agriculture Ltd | Worcester | 2025 |
| Stormcassie Cavaliers Limited | Bangor | 2026 |
| Stormcloud Alpacas Limited | Strathaven | 2022 |
| Stormy C Fishing Limited | East Yorkshire | 2004 |
| Stornoway Subsea Ltd | Stornoway | 2016 |
| Storrs House Boarding Cattery Limited | Sheffield | 2016 |
| Storwood Farming Limited | York | 2008 |
| Storwood Game Limited | York | 2007 |
| Story Contract Services Limited | Filey | 2003 |
| Stoughton Tree Care Limited | Guildford | 2013 |
| Stour Carp Farm Limited | Sherborne | 2023 |
| Stour Fishing Syndicate Limited | Bexhill-On-Sea | 2017 |
| Stour Run Limited | Colchester | 2020 |
| Stour Seafaring Company Limited | Cheltenham | 2018 |
| Stour Valley Apiaries Limited | Sudbury | 2015 |
| Stour Valley Beagles Limited | Stowmarket | 2008 |
| Stourside Farming Limited | Ipswich | 2011 |