| AWAKEN2 Limited | Administrative & support | 2017 |
| Awan Technologies Ltd | Administrative & support | 2021 |
| Awan's Food Limited | Hospitality | 2019 |
| Awate Educational Centre Ltd | Administrative & support | 2019 |
| AWE Solutions Ltd | Manufacturing | 2012 |
| Awesome Builders Ltd | Construction | 2022 |
| Awesome Global Limited | Wholesale & retail | 2025 |
| Awiild Limited | Other services | 2020 |
| AWL PVT Ltd | Real estate | 2023 |
| AWM Estates Nottingham Limited | Real estate | 2023 |
| AWM Wine Rack Limited | Manufacturing | 2004 |
| Awmw Consulting Ltd | Professional & scientific | 2025 |
| Awokenskin Ltd | Wholesale & retail | 2026 |
| AWP Refurbishments Ltd | Construction | 2018 |
| AWR & SON Ltd | Real estate | 2021 |
| AWR Transport Limited | Transport & logistics | 2025 |
| AWS Consultancy Services Limited | Professional & scientific | 2005 |
| Awsignalling-Consultancy Ltd | Professional & scientific | 2023 |
| Awsworth Barber Shop Ltd | Other services | 2024 |
| Awsworth Tyre Centre Ltd | Wholesale & retail | 2024 |
| AWU Consultants Limited | Professional & scientific | 2024 |
| AX Properties Ltd | Real estate | 2021 |
| Axbridge Ltd | Wholesale & retail | 2026 |
| AXE Edge Limited | Information & communication | 2016 |
| Axed Limited | Arts & recreation | 2019 |
| Axentro AI Ltd | Information & communication | 2021 |
| Axiad Limited | Real estate | 2017 |
| Axial Studio Ltd | Information & communication | 2016 |
| Axidiom Limited | Information & communication | 2003 |
| Axify Limited | Financial services | 2025 |
| Axino Cryo Technology Limited | Professional & scientific | 2025 |
| Axino Investments Limited | Hospitality | 2020 |
| Axiom Freight Ltd | Transport & logistics | 2026 |
| Axiom Notts Ltd | Professional & scientific | 2026 |
| Axiom RM Limited | Professional & scientific | 2000 |
| Axiom Security Limited | Administrative & support | 2026 |
| Axiom Ventures Limited | Hospitality | 2003 |
| Axios Data Consulting Limited | Professional & scientific | 2025 |
| Axios Property Group Ltd | Real estate | 2025 |
| Axis Development Group Ltd | Professional & scientific | 2015 |
| Axis M&E Consulting Engineers Ltd | Professional & scientific | 2007 |
| Axis M&E EOT Limited | Administrative & support | 2023 |
| Axis Recruitment Commercial Limited | Administrative & support | 2005 |
| Axis Recruitment Limited | Administrative & support | 2003 |
| Axisworks Ltd | Manufacturing | 2025 |
| AXK Properties Limited | Real estate | 2025 |
| AXLR8 Nottingham Ltd | Education | 2020 |
| AXM Corp Ltd | Administrative & support | 2024 |
| Axon Development Ltd | Construction | 2026 |
| Axon Education Ltd | Administrative & support | 2003 |
| Axon Finance Ltd | Financial services | 2025 |
| Axon Point Ltd | Professional & scientific | 2021 |
| Axon Property Services Ltd | Construction | 2026 |
| Axon Traders Ltd | Wholesale & retail | 2020 |
| AXR Trading Ltd | Wholesale & retail | 2024 |
| Axvp Limited | Professional & scientific | 2015 |
| Axyom Limited | Professional & scientific | 2024 |
| AYA MED Ltd | Financial services | 2021 |
| AYA Technologies Limited | Information & communication | 2019 |
| AYAANMC2023 Limited | Real estate | 2023 |
| Ayah Group Ltd | Wholesale & retail | 2018 |
| Ayah NUR Events Ltd | Hospitality | 2021 |
| Ayanvi Consultancy Ltd | Information & communication | 2025 |
| Ayat Collection London Limited | Wholesale & retail | 2025 |
| AYD Care and Support Limited | Health & social care | 2019 |
| AYI Pharma Consulting Ltd | Professional & scientific | 2020 |
| Aylice Limited | Wholesale & retail | 2010 |
| Aymy Holdings Ltd | Financial services | 2022 |
| Ayra International Limited | Wholesale & retail | 2024 |
| Ayra Noor Limited | Real estate | 2026 |
| Ayro Technologies Ltd. | Information & communication | 2018 |
| Aysh Bash Ltd | Wholesale & retail | 2025 |
| Ayspx Ltd | Real estate | 2024 |
| Aytac Brothers Limited | Real estate | 2025 |
| Aytacali Ltd | Transport & logistics | 2025 |
| Ayube and Co Limited | Real estate | 2023 |
| Ayup House Ltd | Wholesale & retail | 2026 |
| Ayur & Veda Ltd | Wholesale & retail | 2024 |
| Ayusha Ltd | Health & social care | 2025 |
| AZ Desserts Ltd | Hospitality | 2023 |
| AZ Groundworks Solutions Limited | Construction | 2025 |
| AZ Haulage Ltd | Transport & logistics | 2018 |
| AZ MOT Centre Ltd | Wholesale & retail | 2025 |
| AZ Nails (Nottingham) Limited | Other services | 2021 |
| AZ Property & Home Improvements Ltd | Other services | 2026 |
| Azaan International Ltd | Transport & logistics | 2026 |
| Azal Properties (EM) Ltd | Real estate | 2024 |
| Azam & Sons Property Ltd | Real estate | 2015 |
| Azara Electrical Ltd | Construction | 2024 |
| Azaz Properties Limited | Households | 2024 |
| Azdeg Trading Ltd | Financial services | 2025 |
| Azecta Limited | Water & waste | 2022 |
| Azee Manufacturing Ltd | Manufacturing | 2025 |
| Azeem Properties Limited | Real estate | 2018 |
| Azelphur Ltd | Information & communication | 2017 |
| Azielmil Limited | Real estate | 2021 |
| AZIONE1 Limited | Wholesale & retail | 2022 |
| Aziz Dent Ltd | Health & social care | 2010 |
| Aziz Estate Management Ltd | Real estate | 2023 |
| Aziz Khan Nottingham Ltd | Hospitality | 2022 |