| Jc&C UK Conection Ltd | Health & social care | 2022 |
| Jenin Limited | Hospitality | 2011 |
| JSK0110 Ltd | Construction | 2025 |
| Keebolmo Limited | Real estate | 2021 |
| King Street (Derby) Management Company Limited | Real estate | 2004 |
| Kingsman Partners Limited | Other services | 2025 |
| Kwik Stop T&N Food & Wine Ltd | Wholesale & retail | 2015 |
| Langs Properties Ltd | Real estate | 2016 |
| Lapis Wealth Limited | Administrative & support | 2013 |
| Lcuk Brent Cross Limited | Other services | 2019 |
| Leaside Property Limited | Real estate | 2017 |
| LEE Haven Estates Limited | Real estate | 1942 |
| LEL Ltd | Wholesale & retail | 2023 |
| Leon Paul Equipment Company Limited | Manufacturing | 1942 |
| Lily's Laundrette Ltd | Other services | 2016 |
| Little Golden Acorn Books Ltd | Wholesale & retail | 2025 |
| Lixiaof Ltd | Wholesale & retail | 2021 |
| Loyalart Flat Management Company Limited | Real estate | 1990 |
| Lucca Group Limited | Real estate | 2025 |
| M Solaimani Ltd | Real estate | 2018 |
| M. Michael Metals UK Limited | Financial services | 2019 |
| Madam (PVT) Ltd | Hospitality | 2026 |
| Mardan (Bexhill) Limited | Real estate | 2005 |
| Mardan (Croydon) Limited | Real estate | 2006 |
| Mardan (Heathview) Limited | Real estate | 2007 |
| Mardan (Hitchin) Limited | Real estate | 2007 |
| Mardan Europe (NO. 11) Limited | Real estate | 2006 |
| Mardan Europe (NO.10) Limited | Real estate | 2006 |
| Mardan Europe (NO.12) Limited | Real estate | 2006 |
| Mardan Europe (NO.14) Limited | Real estate | 2007 |
| Mardan Europe (NO.15) Limited | Real estate | 2007 |
| Mardan Europe (NO.17) Limited | Real estate | 2007 |
| Mardan Europe (NO.8) Limited | Real estate | 2006 |
| Marsh Plumbing & Heating Supplies Ltd | Construction | 2025 |
| Matrices UK Limited | Professional & scientific | 2006 |
| Maz(Uk) a Ltd | Real estate | 2024 |
| Maz(Uk)B Ltd | Real estate | 2024 |
| Maz(Uk)C Ltd | Real estate | 2024 |
| Mcev Ltd | Professional & scientific | 2026 |
| Medicloud Ltd | Information & communication | 2012 |
| Meer United Limited | Wholesale & retail | 2013 |
| Metropolitan Catering Westend Limited | Hospitality | 2025 |
| MF Energy Consulting Ltd | Professional & scientific | 2025 |
| Modelling Agency/ Influencers Ltd | Administrative & support | 2026 |
| Moreland Estate Management Limited | Real estate | 2004 |
| Moreland Property Group Limited | Financial services | 2009 |
| MR Underfloor Heating Limited | Wholesale & retail | 2022 |
| Muli Limited | Construction | 2015 |
| Munchizz Limited | Hospitality | 2017 |
| MW Freeholds Limited | Real estate | 2006 |
| Nafay Limited | Real estate | 2026 |
| Nancy Camden Ltd | Wholesale & retail | 2026 |
| Nivi Care Ltd | Health & social care | 2025 |
| North London Mental Health Alliance CIC | Health & social care | 2026 |
| Northwest Homecare Ltd | Administrative & support | 2026 |
| Novalinia Services Ltd | Construction | 2026 |
| NRJ Holdings Ltd | Administrative & support | 2022 |
| Orthoclinic Ltd | Wholesale & retail | 2026 |
| PA Properties London Ltd | Real estate | 2023 |
| Paolazls Ltd | Professional & scientific | 2025 |
| Paolazls Productions Ltd | Information & communication | 2026 |
| Paolazls Publishing Ltd | Information & communication | 2025 |
| Patrick Walters Ltd | Public administration | 2025 |
| Paty's Cafe Ltd | Hospitality | 2019 |
| PLS Chauffeur Services Ltd | Transport & logistics | 2023 |
| Pollock Investments Limited | Real estate | 2017 |
| Presscredit (Rudloe) Limited | Real estate | 2004 |
| Presscredit (Titan) Limited | Real estate | 2006 |
| Prestige Property Maintenance (North London) Limited | Construction | 2017 |
| Productive Partnerships Ltd | Administrative & support | 2019 |
| Proguard Armour Security Ltd | Administrative & support | 2025 |
| Property Law Consultants Limited | Administrative & support | 2012 |
| Quality Housing & Social Care Limited | Administrative & support | 2004 |
| Quantum Accountancy & Tax Services Ltd | Professional & scientific | 2018 |
| Queen Street Masonic Temple Limited | Other services | 1976 |
| Rafad Consulting Ltd | Professional & scientific | 2025 |
| Raymead Property Management Co.Limited | Households | 1961 |
| Red Button Cyber Limited | Information & communication | 2023 |
| Reelstone Property Holdings Limited | Financial services | 2007 |
| Residential Freeholds Limited | Real estate | 2005 |
| Riello Property and Construction Services Limited | Construction | 2004 |
| Ripe Probate Limited | Professional & scientific | 2021 |
| S & S Hendon Ltd | Wholesale & retail | 2013 |
| Sadik Investment Company Ltd | Administrative & support | 2024 |
| Sailasya PBS Ltd | Real estate | 2020 |
| Sangeeth News Ltd | Wholesale & retail | 2018 |
| SAP Install Ltd | Construction | 2019 |
| Saracens Copthall LLP | | 2011 |
| Saracens Limited | Arts & recreation | 1995 |
| Scandyworld Ltd | Wholesale & retail | 2016 |
| Selwyn Enterprises Limited | Professional & scientific | 2016 |
| Senator Lounge Ltd | Hospitality | 2019 |
| Seymour Secretaries Limited | Other services | 2012 |
| SG Mobile Tyres Ltd | Wholesale & retail | 2023 |
| Shore Road (Cogress) LLP | | 2017 |
| Shugl Ltd | Professional & scientific | 2026 |
| SIM and Sands Ltd | Wholesale & retail | 2022 |
| Sinai Youth Movement Limited | Other services | 2009 |
| Smjbc Homes Ltd | Real estate | 2024 |
| Starzone Properties Limited | Real estate | 1996 |