| "ST Mary's Heath" at Armthorpe Property Management Limited | Professional & scientific | 2005 |
| (BE) British Extrusions Ltd | Manufacturing | 2020 |
| (SIS) Sustainable Infrastructure Solutions Ltd | Construction | 2024 |
| 00 Bar Limited | Hospitality | 2017 |
| 01230630 Limited | Professional & scientific | 1975 |
| 01415520 Limited | | 1979 |
| 1 MIN Manager Limited | Information & communication | 2017 |
| 1 to 25 Temple Court RTM Company Limited | Households | 2021 |
| 101 Digital Solutions Limited | Information & communication | 2012 |
| 101 Evisions Ltd | Wholesale & retail | 2016 |
| 12 Hobbies Studio Limited | Manufacturing | 2025 |
| 12 Miles North Limited | Administrative & support | 2021 |
| 121FOOTBALLPERFORMANCE Ltd | Arts & recreation | 2025 |
| 123 Sleep Ltd | Manufacturing | 2016 |
| 1666 Group Limited | Financial services | 2025 |
| 18ONE Cleaning Services Ltd | Construction | 2019 |
| 18TEN Marketing Limited | Professional & scientific | 2019 |
| 1ST Call Mechanical Electrical Limited | Construction | 2014 |
| 1ST Choice Seamless Gutters Ltd | Construction | 2022 |
| 1ST Gear Autos Ltd | Wholesale & retail | 2023 |
| 1ST Horizon Capital Ltd | Financial services | 2025 |
| 1ST Horizon Surveying & Engineering Limited | Professional & scientific | 2006 |
| 1TECH Staffing Limited | Administrative & support | 2022 |
| 2 Nunmill Street Management Company Limited | Professional & scientific | 2005 |
| 2 S Plumbing & Heating Ltd | Construction | 2012 |
| 212 Residential Ltd | Households | 2022 |
| 2125 Ltd | Real estate | 2026 |
| 22 Park Terrace Management Company Limited | Hospitality | 2011 |
| 2212 Estates Limited | Real estate | 2025 |
| 22HF Ltd | Wholesale & retail | 2023 |
| 2323 Coffee Limited | Hospitality | 2024 |
| 24/7 Elite Security Limited | Administrative & support | 2024 |
| 25 Racing Limited | Wholesale & retail | 2012 |
| 25 to 35 Sandringham Court RTM Company Limited | Households | 2021 |
| 26 Properties Ltd | Real estate | 2026 |
| 262 Somerset Road Management Company Limited | Real estate | 2008 |
| 282 Global Limited | Extraterritorial | 2023 |
| 2AM Transport Limited | Transport & logistics | 2025 |
| 2LET2U Ltd | Real estate | 2009 |
| 2LET4SALE Ltd | Real estate | 2004 |
| 3 D'S Pallet Services Limited | Other services | 2003 |
| 360 Degrees Ltd | Extraterritorial | 2024 |
| 360 Success Limited | Information & communication | 2019 |
| 360 TEC LAB Ltd | Professional & scientific | 2024 |
| 369 Sales & Promotions Limited | Other services | 2021 |
| 37 Dodworth RD Ltd | Hospitality | 2024 |
| 38 US Awdf Limited | Health & social care | 2025 |
| 3AL Property Ltd | Real estate | 2024 |
| 3D Print Family Ltd | Manufacturing | 2025 |
| 3D Tyrez Limited | Wholesale & retail | 2026 |
| 3NIO Ltd | Professional & scientific | 2017 |
| 3RD Iris Creative Ltd | Information & communication | 2014 |
| 4 Thebest Ltd | Other services | 2019 |
| 42 High Street Ltd | Households | 2025 |
| 4946 S Limited | Other services | 2008 |
| 4G1 Football Academy Girls Ltd | Extraterritorial | 2024 |
| 4G1 Football Academy Ltd | Education | 2025 |
| 4GROWTH Ltd | Professional & scientific | 2020 |
| 4SALE2U (Barnsley) Limited | Real estate | 2010 |
| 4U Courier Ltd | Transport & logistics | 2021 |
| 4W LET Ltd | Hospitality | 2025 |
| 5 Star Park Management Limited | Hospitality | 2023 |
| 50FIVE-(UK) Limited | Construction | 2001 |
| 52ND Street Event Solutions Ltd | Professional & scientific | 2016 |
| 52ND Street Events Supplies Ltd | Professional & scientific | 2021 |
| 531 Carpets Limited | Wholesale & retail | 2022 |
| 5IVES Community Sports Club | Arts & recreation | 2014 |
| 75 HPR Freehold Limited | Real estate | 2018 |
| 75 HPR Management Limited | Real estate | 2018 |
| 840 Property and Surveying Services Ltd | Professional & scientific | 2023 |
| 8OZ Burger Co. Limited | Hospitality | 2014 |
| 9PALMS Limited | Administrative & support | 2024 |
| A & C Construction (Yorkshire) Limited | Construction | 2020 |
| A & D PUB Services Ltd | Hospitality | 2008 |
| A & D.A.M. Limited | Wholesale & retail | 2020 |
| A & E Commercials Limited | Wholesale & retail | 2007 |
| A & J Wheeler Restaurant Limited | Hospitality | 2013 |
| A & S Commercials Limited | Manufacturing | 2011 |
| A & S Haulage (Yorkshire) Limited | Transport & logistics | 2014 |
| A & S Nationwide Finance Co Ltd. | | 1986 |
| A & S Plant Services Limited | Manufacturing | 2006 |
| A & S Property (South Yorkshire) Limited | Real estate | 2026 |
| A & Z Property Services Ltd | Real estate | 2020 |
| A a & K Enterprises Limited | Transport & logistics | 2015 |
| A a Ford Limited | Information & communication | 2010 |
| A B Rooftech Ltd | Construction | 2024 |
| A Badge of Friendship Limited | Arts & recreation | 2009 |
| A Beautiful Mind Ltd | Education | 2025 |
| A C Environment Solutions Ltd | Professional & scientific | 2010 |
| A Coole Electrical Limited | Energy | 2008 |
| A Creighton Plant Hire Limited | Construction | 2013 |
| A Deakin Developments Ltd | Construction | 2014 |
| A F Design & Build Limited | Construction | 2017 |
| A F Hirst (Farms) Limited | Agriculture & fishing | 2002 |
| A G Electrical Installation Services Ltd | Construction | 2009 |
| A Gregory Consultancy Ltd | Professional & scientific | 2022 |
| A H Construction (Barnsley) Limited | Construction | 2012 |
| A H Estates Limited | Real estate | 2013 |
| A J Lofthouse Scaffolding Ltd | Construction | 2024 |
| A J Ross Joinery Limited | Extraterritorial | 2019 |