| AF Construction Limited | Construction | 2014 |
| AF Construction Management Limited | Professional & scientific | 2015 |
| AF Estate Investments Ltd | Real estate | 2024 |
| AF Mobile Mechanic Ltd | Wholesale & retail | 2026 |
| AF Nottingham Ltd | Education | 2024 |
| AF Partners Limited | Construction | 2025 |
| AF Recovery Ltd | Manufacturing | 2025 |
| AF Sound Limited | Information & communication | 2014 |
| AF Training Ltd | Education | 2015 |
| AF West Nottinghamshire CIC | Education | 2025 |
| Afam Pharma Limited | Manufacturing | 2025 |
| Afara Consulting Ltd | Professional & scientific | 2025 |
| Afaroz Limited | Wholesale & retail | 2016 |
| Afas Designz Limited | Professional & scientific | 2024 |
| Afco Property Limited | Real estate | 2026 |
| AFD of Mapperley Limited | Real estate | 2010 |
| Affaree Sleek Dynamics Ltd | Wholesale & retail | 2026 |
| Affari Media Ltd | Administrative & support | 2012 |
| Affaric Limited | Extraterritorial | 1990 |
| Affiliate PPC AD Services Ltd | Professional & scientific | 2025 |
| Affinity (Nottingham) Ltd | Real estate | 2021 |
| Affinity Asset Finance Limited | Financial services | 2009 |
| Affinity Care Consortium Holdings Ltd | Financial services | 2026 |
| Affinity Care Consortium Ltd | Health & social care | 2021 |
| Affinity Club Limited | Other services | 2025 |
| Affinity Dance Elite Education Ltd | Education | 2023 |
| Affinity Dance School Limited | Education | 2022 |
| Affinity Promotions & Events Ltd | Arts & recreation | 2023 |
| Affinity Trophies & Designs Ltd | Wholesale & retail | 2024 |
| Affioptions Ltd | Wholesale & retail | 2025 |
| Affirmation JAM Ltd | Wholesale & retail | 2025 |
| Affirmative Consultants Limited | Information & communication | 2008 |
| Affix Couriers Ltd | Other services | 2016 |
| Affluent Care Services Ltd | Health & social care | 2026 |
| Affordable National Cars Limited | Wholesale & retail | 2018 |
| Affordable Tech & Supplies Ltd | Information & communication | 2025 |
| Affric Investments Limited | Real estate | 2015 |
| Afgas Notts Ltd | Construction | 2024 |
| Afghan Cateriing Ltd | Hospitality | 2024 |
| Afipoks Limited | Wholesale & retail | 2022 |
| Afonsdent Limited | Health & social care | 2012 |
| Afonsom Limited | Health & social care | 2018 |
| Afra Property Group Ltd | Real estate | 2025 |
| Afrah Lounge Limited | Hospitality | 2024 |
| Afreke Property Investments Limited | Real estate | 2018 |
| Africa Inland Mission International | Other services | 2002 |
| Africa Market Access Limited | Professional & scientific | 2025 |
| Africa Mini Market Ltd | Wholesale & retail | 2026 |
| African Base Restaurant Ltd | Hospitality | 2018 |
| African Community Hub Ltd | Health & social care | 2024 |
| African Corner Notts CIC | Arts & recreation | 2020 |
| African Fire Drum Company Limited | Wholesale & retail | 2013 |
| African Forum for Cultural Diplomacy (Affcd) CIC | Professional & scientific | 2024 |
| Afrifood Limited | Hospitality | 2017 |
| Afrimedtechconsulting Ltd | Professional & scientific | 2025 |
| Afritalent & Business Solutions Ltd | Professional & scientific | 2025 |
| Afro Afro Ltd | Wholesale & retail | 2020 |
| Afro Central Continental UK Ltd | Hospitality | 2025 |
| Afro Fresh Limited | Wholesale & retail | 2024 |
| Afro-Caribbean National Artistic Centre (Nottingham)Limited (the) | Health & social care | 1971 |
| Afroca Foods and Drinks Limited | Wholesale & retail | 2021 |
| AFS London Limited | Financial services | 2001 |
| AFT Consultants Limited | Public administration | 2021 |
| Aftab Hussain Limited | Health & social care | 2021 |
| After New Ltd | Professional & scientific | 2022 |
| Afterglow Skin Ltd | Other services | 2026 |
| Afterpest Services Limited | Other services | 2005 |
| Afterprint Holdings Limited | Real estate | 2006 |
| Afua - Record Label . Ltd | Wholesale & retail | 2020 |
| AFW Sports Limited | Arts & recreation | 2021 |
| Afyn DN Ltd | Wholesale & retail | 2021 |
| Afyn Glasgow Limited | Wholesale & retail | 2021 |
| Afyn Holdings Ltd | Financial services | 2021 |
| Afyn HU Ltd | Wholesale & retail | 2021 |
| Afyn Paye Ltd | Wholesale & retail | 2021 |
| Afyn PE Ltd | Wholesale & retail | 2021 |
| Afyn Scot Ltd | Wholesale & retail | 2022 |
| Afyn York Ltd | Wholesale & retail | 2022 |
| AFZ Property Solutions Limited | Real estate | 2024 |
| Afza Saleem Ltd | Hospitality | 2020 |
| Afzileather Ltd | Wholesale & retail | 2024 |
| AG Bespoke Ltd | Manufacturing | 2024 |
| AG Developments and Real Estate Ltd | Construction | 2023 |
| AG Healthcare Planning Ltd | Financial services | 2026 |
| AG Henley Ltd | Information & communication | 2026 |
| AG Property Global Ltd | Real estate | 2019 |
| AG Property Limited | Real estate | 1999 |
| AG Rental Properties Ltd | Real estate | 2021 |
| AG Solar Ltd | Construction | 2025 |
| AG Travel Ltd | Transport & logistics | 2025 |
| AG Universal Ltd | Wholesale & retail | 2024 |
| Ag-Cmcc Limited | Information & communication | 2007 |
| AGA Building Ltd | Construction | 2017 |
| AGA Rangemaster Group Limited | Professional & scientific | 1939 |
| Again Faster Equipment UK Limited | Professional & scientific | 2011 |
| Agamiji Healthcare Limited | Health & social care | 2014 |
| Agape Services Limited | Water & waste | 2026 |
| Agaram Foods UK Ltd | Manufacturing | 2025 |
| Agathos Systems Ltd | Extraterritorial | 2010 |
| AGB Beauty Nail Therapy Limited | Other services | 2018 |