| Agiotage & Advisory Limited | Professional & scientific | 2020 |
| Agoge Sales Group Ltd | Wholesale & retail | 2025 |
| Agotis IT Solutions Ltd | Information & communication | 2026 |
| Agpa Properties LLP | | 2025 |
| Agra Palace Ltd | Hospitality | 2023 |
| Agri Trade UK Ltd | Wholesale & retail | 2024 |
| Agrifab Ltd | Agriculture & fishing | 2023 |
| AGS Taxi Limited | Transport & logistics | 2023 |
| AH Project Solutions Limited | Professional & scientific | 2025 |
| AHA Super Immigration Solutions Limited | Professional & scientific | 2022 |
| Ahafo African Supermarket Ltd | Wholesale & retail | 2025 |
| Ahmad’S Automotives Ltd | Wholesale & retail | 2024 |
| Ahmale Limited | Real estate | 2016 |
| AI Group (Midlands) Ltd | Wholesale & retail | 2025 |
| Aimclinch Limited | Hospitality | 1988 |
| Air Valeting Limited | Wholesale & retail | 2013 |
| Airportex Ltd | Transport & logistics | 2025 |
| AJ Lets Ltd | Real estate | 2020 |
| AJ Loydall Holdings Limited | Wholesale & retail | 2020 |
| AJ Minimart Limited | Wholesale & retail | 2023 |
| Ajay Convenience Store Limited | Wholesale & retail | 2015 |
| AJB1 Ltd | Real estate | 2024 |
| AJL Arbitrage Ltd | Wholesale & retail | 2024 |
| AJM Group Holdings Limited | Financial services | 2025 |
| AJS Deliveries Ltd | Transport & logistics | 2019 |
| Ajsn Properties Limited | Real estate | 2019 |
| Ajuni Properties Limited | Real estate | 2022 |
| AK Process and Project Engineering Ltd | Mining & quarrying | 2021 |
| AKA Recruitment Limited | Administrative & support | 2025 |
| Akash Maru Ltd | Health & social care | 2022 |
| AKG Mobile Ltd | Wholesale & retail | 2023 |
| Akin Contract Ltd | Administrative & support | 2025 |
| Akins Contract Ltd | Administrative & support | 2018 |
| AKJ Brickwork Specialists Limited | Construction | 2012 |
| Akyedze Events Management Ltd | Hospitality | 2025 |
| AL Noor Fast Food Ltd | Hospitality | 2020 |
| Al's Bistro (Nuneaton) Limited | Hospitality | 2022 |
| Alanya Restaurant Ltd | Hospitality | 2026 |
| Alaya Properties Limited | Real estate | 2025 |
| Albanese Hair Limited | Other services | 2019 |
| Albany Road Coventry 1 Management Company Limited | Households | 2016 |
| Albany Road Coventry 2 Management Company Limited | Households | 2016 |
| Albany Road Coventry 3 Management Company Limited | Households | 2016 |
| Albany Road Coventry 4 Management Company Limited | Households | 2017 |
| Albany Road Coventry 5 Management Company Limited | Households | 2017 |
| Albiesoft Limited | Information & communication | 2015 |
| Albion Sports Limited | Professional & scientific | 2009 |
| Alceum Ltd | Health & social care | 2026 |
| Alco Homes Ltd | Real estate | 2021 |
| Alderhanger Farm and Fishing Limited | Agriculture & fishing | 2025 |
| Alderwich Group Ltd | Wholesale & retail | 2014 |
| Aleks Dental Clinic Ltd | Health & social care | 2018 |
| Alessia Stefania Ltd | Administrative & support | 2016 |
| Alex CDS Ltd | Administrative & support | 2018 |
| Alex Dascal Limited | Transport & logistics | 2015 |
| Alex Spedition 2000 Ltd | Transport & logistics | 2025 |
| Alexander Caldwell Ltd | Information & communication | 2015 |
| Alexandra&G Ltd | Health & social care | 2023 |
| ALF England (Bedworth) Limited | Wholesale & retail | 1958 |
| Alfamed Specialist Emergency Care Ltd | Health & social care | 2023 |
| Alghayda Consulting for Investment and Sustainable Development | Health & social care | 2021 |
| Alias Digital Design Ltd | Professional & scientific | 2017 |
| Alice Nails Nuneaton Ltd | Other services | 2025 |
| Aliza Gurung Ltd | Hospitality | 2020 |
| Aljezur Solutions Ltd | Administrative & support | 2016 |
| Alkuto Ltd | Professional & scientific | 2019 |
| ALL About Content Limited | Arts & recreation | 2018 |
| ALL Communities Matter CIC | Wholesale & retail | 2026 |
| ALL Eyes on MOI Ltd | Other services | 2025 |
| ALL Green Pallets Limited | Administrative & support | 2020 |
| ALL Homes Central Ltd | Real estate | 2023 |
| ALL in One Training Solutions Limited | Health & social care | 2018 |
| ALL Join in Ltd | Information & communication | 2015 |
| ALL Mana of Games Limited | Administrative & support | 2026 |
| ALL Noor Ltd | Wholesale & retail | 2025 |
| ALL OUR Shoes CIC | Health & social care | 2024 |
| ALL Seasons Roof Cleaning & Guttering Ltd | Construction | 2026 |
| Allforms Sheet Metal Engineering Limited | Real estate | 1989 |
| Alliance Construction Management Ltd | Professional & scientific | 2021 |
| Almdez Ltd | Transport & logistics | 2026 |
| Almond Care Childrens Services Limited | Health & social care | 2018 |
| Almond Care Limited | Health & social care | 2009 |
| ALP Rental Properties Ltd | Real estate | 2025 |
| Alpha Bricks Contractor Ltd | Wholesale & retail | 2025 |
| Alpha Star Creative Film 2 Limited | Information & communication | 2020 |
| Alpha Tiling Supplies Limited | Wholesale & retail | 2023 |
| Alpine Summit Clothing Ltd | Wholesale & retail | 2024 |
| Alpine Summit Properties Ltd | Real estate | 2024 |
| Alpine Summit Roofing and Solar Ltd | Construction | 2024 |
| Alpine Summit Roofing Ltd | Construction | 2024 |
| Alpine Summit Solar Ltd | Construction | 2024 |
| Alpineum Logistics. Ltd | Transport & logistics | 2021 |
| Alterations & Ironing Services Ltd | Other services | 2010 |
| Alton Mcvey Coaching Ltd | Administrative & support | 2024 |
| Alton Road Aggregates Limited | Water & waste | 2024 |
| Alton Road Land Limited | Mining & quarrying | 2015 |
| Aluminium Trade Frames Limited | Manufacturing | 2017 |
| Always BET on Black Limited | Information & communication | 2011 |
| AM Motorhub Limited | Wholesale & retail | 2025 |
| AM Nuneaton Ltd | Hospitality | 2024 |