| THE Property Service Partnership Limited | Financial services | 1992 |
| THE Prospect Factory Limited | Administrative & support | 2008 |
| THE Psyche (Sy-Kee) CIC | Health & social care | 2021 |
| THE Pump House Cafe Limited | Hospitality | 2011 |
| THE Quality Shop Limited | Wholesale & retail | 2025 |
| THE Quarters Barbering Academy Limited | Education | 2018 |
| THE Quiet Earth Ltd | Wholesale & retail | 2026 |
| THE Quinton House Management Company Limited | Households | 2001 |
| THE Railway Conductor Ltd | Wholesale & retail | 2015 |
| THE RAM & Bull PUB Co LLP | | 2007 |
| THE Ramusy Handyman Ltd | Construction | 2026 |
| THE Reading Tree Ltd | Wholesale & retail | 2020 |
| THE Real Cleaning Company (UK) Limited | Administrative & support | 2005 |
| THE Rebel Rider Ltd | Wholesale & retail | 2018 |
| THE Recovery Lounge Ltd | Other services | 2024 |
| THE Recycled Shelf Limited | Information & communication | 2015 |
| THE Red Barn Farm Shop Limited | Wholesale & retail | 2025 |
| THE Redeemed Christian Church of GOD - Holy Ghost Zone Northampton | Other services | 2019 |
| THE Redeemed Christian Church of GOD Holy Ghost Zone Kingsthorpe, Northampton | Other services | 2012 |
| THE Redeemed Christian Church of GOD House of Grace Northampton | Other services | 2025 |
| THE Redeemed Christian Church of GOD Solution Assembly | Other services | 2012 |
| THE Redeemed Christian Church of GOD, Holy Ghost Zone Wellingborough | Other services | 2011 |
| THE Reinvention Program Ltd | Arts & recreation | 2024 |
| THE Renaissance of Civic Spirit Limited | Health & social care | 2025 |
| THE Research Labs PVT Ltd | Wholesale & retail | 2025 |
| THE Retail Image Organisation Limited | Professional & scientific | 1995 |
| THE Retirement Desk Limited | Professional & scientific | 2015 |
| THE Rightnest Limited | Transport & logistics | 2010 |
| THE Roade House Limited | Hospitality | 2019 |
| THE Robin Hood Durley Limited | Hospitality | 2024 |
| THE Rochford Special Events Company Ltd | Hospitality | 2018 |
| THE Roebuck Bar & Restaurant Limited | Hospitality | 2011 |
| THE Romany Bar Ltd | Hospitality | 2013 |
| THE Room Clothing Limited | Wholesale & retail | 2025 |
| THE Rose Gallery Art Limited | Wholesale & retail | 2024 |
| THE Rose Wardrobe Limited | Wholesale & retail | 2014 |
| THE Ruddy Good PUB Company Ltd | Hospitality | 2013 |
| THE Rushmere Academy Limited | Education | 2011 |
| THE Salegroup Limited | Information & communication | 2000 |
| THE Sales Foundry Ltd | Financial services | 2019 |
| THE Sandwich Bar Cafe Ltd | Hospitality | 2024 |
| THE SB Group Inc. Limited | Administrative & support | 2023 |
| THE Scanning Lady Limited | Agriculture & fishing | 2015 |
| THE School of Urban Arts CIC | Education | 2025 |
| THE Screen Business Limited | Extraterritorial | 2015 |
| THE Seamstress Yard Ltd | Wholesale & retail | 2017 |
| THE Seashell of Lisson Grove Limited | Hospitality | 1997 |
| THE Secret Garden Florist Ltd | Wholesale & retail | 2025 |
| THE Secret Garden Management Company Limited | Households | 1999 |
| THE Seeds of Change KMD Limited | Education | 2022 |
| THE Seven Scoops Ltd | Hospitality | 2025 |
| THE Shakespeare Hotel Margate Ltd | Hospitality | 2021 |
| THE Shed (Kibworth) Ltd | Other services | 2024 |
| THE Shire Canopy Company Ltd | Wholesale & retail | 2024 |
| THE Shires Body Clinic Limited | Health & social care | 2021 |
| THE Shoosmith Gallery Limited | Arts & recreation | 2011 |
| THE Shop Trading Ltd | Wholesale & retail | 2025 |
| THE Shopper Advisors Limited | Professional & scientific | 2025 |
| THE Sign and Workwear Company Limited | Wholesale & retail | 2023 |
| THE Silent Disco Project CIC | Administrative & support | 2025 |
| THE Sixth Homes Ltd | Real estate | 2022 |
| THE Skin Haus Clinic Ltd | Other services | 2024 |
| THE Skin Nurse Northampton Ltd | Health & social care | 2026 |
| THE Skipton Gunroom Limited | Wholesale & retail | 2011 |
| THE Skylark Partnership | Education | 2017 |
| THE Slow Music Movement Ltd | Information & communication | 2018 |
| THE Small Goods Company Limited | Wholesale & retail | 2023 |
| THE SO Exchange Limited | Professional & scientific | 2023 |
| THE Society for the Study of Addiction | Other services | 1992 |
| THE Society of Homeopaths Ltd | Other services | 1978 |
| THE Sofa Collection Company Limited | Water & waste | 2024 |
| THE Sohal Repairs Ltd | Wholesale & retail | 2019 |
| THE Southern Quarter Development Ltd | Administrative & support | 2005 |
| THE Souvlaki Brothers Ltd | Hospitality | 2015 |
| THE Spine MDT Limited | Health & social care | 2020 |
| THE Spires (ST Ives) Management Company Limited | Households | 2016 |
| THE Sports Archive Ltd | Arts & recreation | 2016 |
| THE Sports Business Syndicate Group Ltd | Other services | 2024 |
| THE Spring Charity | Other services | 2006 |
| THE Squeeze Cafe (Leigh) Limited | Hospitality | 2018 |
| THE Stable Courtyard Ltd | Hospitality | 2008 |
| THE Stables (Towcester) Management Company Limited | Households | 2004 |
| THE Stairclimber People Limited | Professional & scientific | 2010 |
| THE Starting OFF Group Limited | Financial services | 2020 |
| THE Steel Protection Consultancy Limited | Professional & scientific | 1994 |
| THE Stewardship Partnership Limited | Professional & scientific | 2026 |
| THE Story MOB Ltd | Professional & scientific | 2020 |
| THE Strategic Alliance Group Limited | Professional & scientific | 2001 |
| THE Studio People Limited | Administrative & support | 1999 |
| THE Study Room Cafe CIC | Education | 2019 |
| THE Style Archive Limited | Administrative & support | 2018 |
| THE Styling Rooms Limited | Other services | 2017 |
| THE Sulby Water Co Ltd | Administrative & support | 2018 |
| THE Sussex Pastry Company Limited | Hospitality | 2010 |
| THE Swimcube Ltd | Arts & recreation | 2018 |
| THE Sycamores (Duston) Management Company Limited | Households | 1990 |
| THE Sycamores (Peterborough) Management Company Limited | Households | 2014 |
| THE Tattoo Club Limited | Arts & recreation | 1999 |
| THE Tavern Business Limited | Hospitality | 1994 |
| THE Tax Shop Group Ltd | Professional & scientific | 2017 |