| 0304 Group Ltd | Professional & scientific | 2023 |
| 0304 Ltd | Wholesale & retail | 2021 |
| 05ELEVEN Co. Ltd | Administrative & support | 2025 |
| 07361856 Limited | | 2010 |
| 09924955 Ltd | Real estate | 2015 |
| 1 Art in Motion Ltd | Professional & scientific | 2026 |
| 1 Grosvenor Holdings Limited | Construction | 2016 |
| 1 JP Limited | Information & communication | 2013 |
| 1 Stapleford Road Management Company Ltd | Real estate | 2025 |
| 1 to 1 Flooring (London) Limited | Wholesale & retail | 2013 |
| 1 Waldemar Avenue Owners Ltd | Households | 2024 |
| 10 Minute Manicure Ltd | Other services | 2022 |
| 10-20 Grove Road Management Company Ltd | Households | 2023 |
| 100 Years Care Limited | Health & social care | 2019 |
| 10063691 Ltd | Wholesale & retail | 2016 |
| 1007 Limited | Wholesale & retail | 2024 |
| 100HANDY Limited | Information & communication | 2025 |
| 101 FITNESS4LADIES Ltd | Wholesale & retail | 2021 |
| 101 High Street Ltd | Real estate | 2025 |
| 1011 Ltd | Real estate | 2020 |
| 103 Old Bedford Road Limited | Real estate | 2019 |
| 11 Downs Road Freehold Ltd | Real estate | 2024 |
| 111 the Summit Ltd | Real estate | 2022 |
| 112 Park Street Limited | Real estate | 2016 |
| 11TEEN Limited | Wholesale & retail | 2021 |
| 127 ST Albans Road Limited | Construction | 2012 |
| 13 Sabh Global Ltd | Construction | 2026 |
| 13450986 Ltd. | Other services | 2021 |
| 1356 Ltd | Wholesale & retail | 2015 |
| 14 Reginald Ltd | Real estate | 2020 |
| 143 Wellington Street (Luton) Limited | Households | 1998 |
| 145 Wellington Street Freehold Ltd | Households | 2014 |
| 146/148 London Road Management Limited | Households | 2014 |
| 147 Commercial Finance Ltd | Financial services | 2023 |
| 147 Financial Services Ltd | Financial services | 2017 |
| 147 Management Ltd | Real estate | 2016 |
| 14MOTTRANS Ltd | Transport & logistics | 2025 |
| 15 Hartley Road Ltd | Real estate | 2014 |
| 15 Star Investments Ltd | Real estate | 2013 |
| 15 Star Ltd | Real estate | 2010 |
| 15-28 Treetop Close RTM Company Limited | Households | 2024 |
| 156 London Road Ltd | Wholesale & retail | 2025 |
| 17136265 Ltd | Arts & recreation | 2026 |
| 18 Napier Road Freehold Limited | Households | 2002 |
| 19 Cross Road Limited | Real estate | 2018 |
| 19 London Road Management Company Limited | Real estate | 2004 |
| 19 Unique Test Consultants Limited | Information & communication | 2010 |
| 19 VC Limited | Professional & scientific | 2025 |
| 1AR Limited | Hospitality | 2024 |
| 1NVEST (One) Ltd | Real estate | 2026 |
| 1OAK Homes Ltd | Construction | 2019 |
| 1ST 4 Remotes Ltd | Wholesale & retail | 2021 |
| 1ST Airport Taxis Limited | Transport & logistics | 2016 |
| 1ST Auto Repairs Limited | Manufacturing | 1989 |
| 1ST Call Unique Drives and Paving Ltd | Administrative & support | 2012 |
| 1ST Choice Roofers Ltd | Construction | 2020 |
| 1ST Class Stylists Ltd | Other services | 2011 |
| 1ST IT Limited | Information & communication | 2017 |
| 1ST Response Training Solutions Limited | Education | 2022 |
| 1ST-FIX Limited | Construction | 2025 |
| 2 Bro's Pizza & Dessert Ltd | Hospitality | 2023 |
| 2 Harrier Court Management Ltd | Households | 2017 |
| 2 Karaks Ltd | Hospitality | 2020 |
| 2 Sky Light Ltd | Other services | 2021 |
| 2-TEE Investments Limited | Professional & scientific | 2009 |
| 20 Mount View Road RTM Company Limited | Households | 2011 |
| 20 Napier Road Management Company Limited | Households | 2007 |
| 200 Balmoral Road Freehold Limited | Households | 2022 |
| 2020 Developments (Luton) Limited | Construction | 2015 |
| 2020 Holdings (England) Limited | Financial services | 2015 |
| 2061ALI Holdings Limited | Financial services | 2025 |
| 2061HEALTH Limited | Health & social care | 2025 |
| 21C Staffing Solutions Ltd | Administrative & support | 2026 |
| 21NVEST Ltd | Wholesale & retail | 2026 |
| 21ST Century Sultan Limited | Wholesale & retail | 2024 |
| 22 Alexander Street Limited | Real estate | 2019 |
| 22 Degree North Limited | Wholesale & retail | 2025 |
| 23 April Holdings Limited | Financial services | 2022 |
| 23/23A ST Andrews Road Limited | Real estate | 2016 |
| 24 Hour Wholesale Limited | Wholesale & retail | 2025 |
| 24 Lansdowne Road Ltd | Households | 2012 |
| 24 Spot Limited | Wholesale & retail | 2025 |
| 24/7 Defence Ltd | Administrative & support | 2024 |
| 24/7 London Cleaning Company Ltd | Other services | 2017 |
| 24/7 Moldova Limited | Wholesale & retail | 2026 |
| 24/7 Response Security Team Ltd | Administrative & support | 2016 |
| 247 Bluebell Care Limited | Health & social care | 2013 |
| 247 Plumbing and Maintenance Services Limited | Construction | 2025 |
| 24H FIX IT Handyman Ltd | Other services | 2025 |
| 24HR Engineers Ltd | Manufacturing | 2025 |
| 25 Northumberland Place Management Ltd | Households | 2023 |
| 26 Eleven Ltd | Real estate | 2015 |
| 26 Spice on the Grills Ltd | Hospitality | 2025 |
| 27 Flow Street Ltd | Professional & scientific | 2018 |
| 272 CGR Ltd | Financial services | 2022 |
| 28 Auto Solutions Ltd | Wholesale & retail | 2026 |
| 28 Shmontrose Ltd | Real estate | 2024 |
| 291E Ltd | Health & social care | 2025 |
| 29WORKSHOP Autotech Limited | Wholesale & retail | 2025 |
| 2A Plastering Ltd | Construction | 2023 |