| Ascribe Healthcare Limited | Wholesale & retail | 2018 |
| ASD (Advanced Security Devices) Limited | Administrative & support | 2008 |
| Aseh Financial Services Ltd | Financial services | 2019 |
| Aseptic Supplies & Maintenance Limited | Manufacturing | 1999 |
| ASG Corporate Advisory Ltd | Professional & scientific | 2015 |
| Asgs Security Services Limited | Administrative & support | 2011 |
| ASH Accounting (Bingham) Limited | Professional & scientific | 2016 |
| ASH Accounting Limited | Professional & scientific | 1998 |
| ASH Boutique Ltd | Wholesale & retail | 2025 |
| ASH Consortium Ltd | Financial services | 2024 |
| ASH Construction & Business Management Limited | Construction | 2023 |
| ASH Door Furniture & Entrance Specialists Ltd | Manufacturing | 1994 |
| ASH Door Furniture Holdings Limited | Manufacturing | 2022 |
| ASH Express Courier Ltd | Transport & logistics | 2018 |
| ASH Mountain Services Limited | Professional & scientific | 2019 |
| ASH Watts Careers, Education & Training Ltd | Education | 2024 |
| Asha Healthcare (Sutton in Ashfield) Limited | Hospitality | 2005 |
| Asha Healthcare Limited | Professional & scientific | 2009 |
| Asha Incorporated Limited | Health & social care | 2003 |
| Asha Property Lettings Ltd | Real estate | 2023 |
| Ashabi Concept Ltd | Hospitality | 2024 |
| Ashaka Limited | Wholesale & retail | 2016 |
| Ashanti Global Limited | Construction | 2021 |
| Ashbourne Auto Technik Ltd | Wholesale & retail | 2021 |
| Ashbourne V.E. Limited | Other services | 1999 |
| Ashbrow (Huddersfield) Management Company Limited | Real estate | 2022 |
| Ashby & Bingham Osteopaths Ltd | Health & social care | 2017 |
| Ashby - Cavendish Investments Limited | Financial services | 2019 |
| Ashby DE LA Zouch V.E. Limited | Other services | 2007 |
| Ashchurch Properties Limited | Real estate | 2018 |
| Ashcliffe Management Services Ltd | Professional & scientific | 2024 |
| Ashdale Industries Limited | Professional & scientific | 1989 |
| Ashdale Risk Management Limited | Professional & scientific | 1999 |
| Ashdemn Care Ltd | Health & social care | 2024 |
| Ashdene Ventures Ltd | Financial services | 2025 |
| Ashdown Funeral Services Limited | Extraterritorial | 2000 |
| Asher & SON Estates Limited | Real estate | 2026 |
| Asher Stoppard Limited | Information & communication | 2016 |
| Asherian Decorating & Creative Services Ltd | Construction | 2025 |
| Ashfield Activity Hub CIC | Agriculture & fishing | 2025 |
| Ashfield Aerials Limited | Construction | 2008 |
| Ashfield Appliance Spares Limited | Wholesale & retail | 2019 |
| Ashfield Cars Ltd | Transport & logistics | 2024 |
| Ashfield Civil Engineering Ltd | Construction | 2023 |
| Ashfield Dustless Blasting Ltd | Manufacturing | 2024 |
| Ashfield Earthworks Limited | Construction | 2024 |
| Ashfield Firesec Ltd | Administrative & support | 2024 |
| Ashfield GAS Limited | Energy | 2021 |
| Ashfield Property Maintenance Limited | Construction | 2018 |
| Ashfield Rental Ltd | Real estate | 2016 |
| Ashfield Rugby Union Football Club Limited | Arts & recreation | 2003 |
| Ashfield Spartans Boxing Academy Ltd | Education | 2023 |
| Ashfield Specialist Care Limited | Health & social care | 2005 |
| Ashfield Therapy Centre Ltd | Health & social care | 2020 |
| Ashfield Vehicle Logistics Limited | Wholesale & retail | 2025 |
| Ashfield Voluntary Action | Health & social care | 2001 |
| Ashfieldbrightcare Ltd | Health & social care | 2026 |
| Ashfields Care Limited | Health & social care | 2014 |
| Ashford Technical Compliance & Training Limited | Professional & scientific | 2020 |
| Ashford Treescapes Limited | Administrative & support | 2015 |
| Ashforth Cleaning Company Limited | Administrative & support | 2003 |
| Ashfortheim Limited | Real estate | 2021 |
| Ashgate Residential Ltd | Real estate | 2025 |
| Ashgate Road Development Ltd | Construction | 2019 |
| Ashiana (North Muskham) Limited | Hospitality | 2024 |
| Ashlar Creative Ltd | Information & communication | 2025 |
| Ashleigh Noon Sensory Limited | Education | 2024 |
| Ashleigh Richards Bridal Limited | Wholesale & retail | 2022 |
| Ashleigh Richards Group Holdings Limited | Financial services | 2024 |
| Ashleigh Richards Group Ltd | Financial services | 2024 |
| Ashleigh Richards Property Limited | Real estate | 2024 |
| Ashleo House Limited | Real estate | 2026 |
| Ashlets Limited | Professional & scientific | 2009 |
| Ashley Anderson Limited | Manufacturing | 2002 |
| Ashley Bowler Limited | Professional & scientific | 2021 |
| Ashley Court Management Company (Beeston) Limited | Professional & scientific | 2001 |
| Ashley House (the Park) Management Company Limited | Households | 1991 |
| Ashley Matthews Plumbing & Heating Limited | Construction | 2010 |
| Ashley MEY Properties Ltd | Real estate | 2026 |
| Ashley Orton Limited | Construction | 2010 |
| Ashley Oswin Limited | Construction | 2007 |
| Ashley Peake(Nottingham)Limited | Wholesale & retail | 1963 |
| Ashley Weir Properties Ltd | Real estate | 2025 |
| Ashleyjai Wealth Management Limited | Professional & scientific | 2017 |
| Ashleys Services Limited | Administrative & support | 2018 |
| Ashlin Consultancy Limited | Extraterritorial | 2008 |
| Ashman Investments Limited | Real estate | 2017 |
| Ashmore & Mcgill CCA Ltd | Professional & scientific | 2003 |
| Ashna Barbers Ltd | Other services | 2022 |
| Ashover Transport and Driving School Limited | Education | 2024 |
| Ashphin Medical Limited | Health & social care | 2020 |
| Ashraf Holdings Ltd | Financial services | 2023 |
| Ashraf Investments Limited | Real estate | 2024 |
| Ashs Properties Limited | Real estate | 2022 |
| Ashteds Limited | Extraterritorial | 2015 |
| Ashton Accounts & Associates Limited | Professional & scientific | 2008 |
| Ashton Accounts Midlands Limited | Professional & scientific | 2012 |
| Ashton Bond Gigg Limited | Financial services | 2019 |
| Ashton Woodcraft Limited | Manufacturing | 2010 |
| Ashtone Investment Ltd | Real estate | 2025 |