| Hard Represents Ltd | Information & communication | 2021 |
| Harmony Home Assist Limited | Administrative & support | 2024 |
| Heath Lodge (Parliament Hill) Limited | Households | 1999 |
| Hillbury Road Management Limited | Households | 1993 |
| Honeytam Limited | Other services | 2025 |
| Housing Creative London Limited | Financial services | 2017 |
| Iber & Co. Limited | Arts & recreation | 2020 |
| Infrasign Holdings Limited | Financial services | 2019 |
| Inka Heat Solution Ltd | Manufacturing | 2024 |
| Innovo Associates Ltd | Administrative & support | 2017 |
| Intelligent Media Solutions Limited | Information & communication | 2003 |
| Intery Property Development Ltd | Construction | 2025 |
| Joyevemarr Limited | Health & social care | 2015 |
| Kabias Limited | Administrative & support | 2025 |
| Kabod Glory Revival Ministries | Other services | 2017 |
| Kafé Kübe Ltd | Hospitality | 2024 |
| Karakusevic Carson LLP | | 2004 |
| Kernel & Co. Gourmet Popcorn Ltd | Manufacturing | 2021 |
| Kirkland Real Estate Ltd | Real estate | 2018 |
| Kodama Mori Ltd | Wholesale & retail | 2020 |
| Konnoi Ltd | Wholesale & retail | 2019 |
| Kushty Beauty Limited | Wholesale & retail | 2022 |
| L&G Utility Ltd | Professional & scientific | 2018 |
| Laidbydh Ltd | Other services | 2025 |
| Leadvoice Limited | Arts & recreation | 2026 |
| Lebnanu Heathcare Ltd | Health & social care | 2011 |
| Leione Limited | Construction | 2024 |
| LGS Consultancy Ltd | Administrative & support | 2010 |
| Livvie MAY Ltd | Arts & recreation | 2022 |
| Lock & Davies Limited | Wholesale & retail | 2005 |
| Loureed Post Production Limited | Information & communication | 2011 |
| Luminary Bakery Ltd | Manufacturing | 2018 |
| M&M Frampton Food Store Ltd | Wholesale & retail | 2020 |
| Marianhill Health Care Ltd | Health & social care | 2014 |
| Markit Business Solutions Ltd | Financial services | 2017 |
| Mavasac Limited | Construction | 2024 |
| Mcdowell Couture Limited | Wholesale & retail | 2023 |
| Mesa Fruit & Vegetable Ltd | Wholesale & retail | 1997 |
| Mewealth Ltd | Education | 2025 |
| Midos GC Limited | Financial services | 2011 |
| Miller Libertine Limited | Wholesale & retail | 2015 |
| Miriq Ltd | Administrative & support | 2025 |
| Monolith Creative Ltd | Professional & scientific | 2026 |
| Montage Assets Ltd | Real estate | 2024 |
| Myerbs Ltd | Manufacturing | 2018 |
| Myways Ventures Limited | Information & communication | 2017 |
| Naijabites by Foodvoice Limited | Wholesale & retail | 2026 |
| NAR Design Studio Ltd | Wholesale & retail | 2021 |
| Navo Limited | Construction | 2019 |
| Nialeess Ltd | Other services | 2024 |
| Ntoma Papa FIE Original Ltd | Wholesale & retail | 2022 |
| Opurey International Ltd | Professional & scientific | 2017 |
| OR Trading Holdings Limited | Financial services | 2021 |
| OR Trading Limited | Wholesale & retail | 2020 |
| OR Trading Properties Limited | Real estate | 2021 |
| Orange NOT Pink London Ltd | Other services | 2023 |
| Outright Content Limited | Information & communication | 2015 |
| Outright Films Limited | Information & communication | 2011 |
| Oway Ltd | Real estate | 2019 |
| Pamir Meat Shop Ltd | Wholesale & retail | 2012 |
| Papa Display Limited | Other services | 2015 |
| Patch 22 Ltd | Information & communication | 2025 |
| Patrick Mcdowell Limited | Administrative & support | 2020 |
| PB Layette Ltd | Wholesale & retail | 2017 |
| Pennington Street Studios Limited | Real estate | 2025 |
| Peter Bailey DRY Cleaners and Alterations Ltd | Administrative & support | 2016 |
| Petok Productions Global Ltd | Arts & recreation | 2023 |
| Plania IT Consultancy Ltd | Wholesale & retail | 2021 |
| Pleader Ltd | Professional & scientific | 2020 |
| PMC Car Hire Limited | Administrative & support | 2025 |
| Portal Consulting Services Ltd | Professional & scientific | 2008 |
| Prestleigh Investments Ltd | Real estate | 2021 |
| PSS Oldco Limited | Real estate | 2025 |
| Pyrose Publishing & Literary House Ltd | Information & communication | 2024 |
| Q Tech Mobile Limited | Other services | 2019 |
| Quantum Tuner Limited | Manufacturing | 2016 |
| Queer the Way Limited | Information & communication | 2023 |
| Raza Real Estate Limited | Real estate | 2025 |
| Rdhc Limited | Hospitality | 2017 |
| Resolution Rigging Ltd | Professional & scientific | 2025 |
| Rising Tide Trust | Education | 2001 |
| Rite Away Caribbean Delights & Take Away Ltd | Hospitality | 2024 |
| RM Global Enterprises Ltd | Wholesale & retail | 2025 |
| Sabine Hair and Cosmetics Ltd | Wholesale & retail | 2023 |
| Salago Limited | Administrative & support | 2011 |
| Saucy Grills Ltd | Wholesale & retail | 2025 |
| Shiraz Halal Grocery Ltd | Wholesale & retail | 2025 |
| Shirlee Ltd | Public administration | 2025 |
| Skanda Cooperation Limited | Real estate | 2009 |
| Social Care 4U Limited | Administrative & support | 2003 |
| Social Sound Entertainment Group Ltd | Information & communication | 2016 |
| Soft and Shea Ltd | Wholesale & retail | 2025 |
| Sommy Healthcare Ltd | Health & social care | 2020 |
| South East Electricians Limited | Construction | 2012 |
| ST John's Deaf Community Centre | Hospitality | 2013 |
| Stabroek Foods Ltd | Wholesale & retail | 2023 |
| Star Express Food & Wine Ltd | Wholesale & retail | 2011 |
| Studio Høst Ltd | Arts & recreation | 2023 |
| Studio JJ Ltd | Professional & scientific | 2022 |
| Studio Lomax Ltd | Arts & recreation | 2018 |