| 9W Research Limited | Information & communication | 2019 |
| A Johnson Plumbing and Heating Limited | Construction | 2013 |
| A & Adam Holdings Ltd | Agriculture & fishing | 2023 |
| A & B Properties (Preston) LLP | | 2018 |
| A & B Property Preston Limited | Real estate | 2026 |
| A & D Country Catering Ltd | Hospitality | 2021 |
| A & D Drain Services Limited | Administrative & support | 2005 |
| A & D Properties North West Limited | Real estate | 2024 |
| A & D Rossall Limited | Agriculture & fishing | 2003 |
| A & E Metals Limited | Water & waste | 2013 |
| A & F Supplies Limited | Wholesale & retail | 2016 |
| A & G Metal Treatments Limited | Transport & logistics | 2018 |
| A & G Precision and Sons Limited | Manufacturing | 1994 |
| A & G Properties North Limited | Real estate | 2019 |
| A & H Asset Management Limited | Real estate | 2016 |
| A & I Halal Frozen Foods Ltd | Wholesale & retail | 2024 |
| A & J Locums Limited | Health & social care | 2020 |
| A & J Singh Limited | Wholesale & retail | 2003 |
| A & K Baron Limited | Administrative & support | 2013 |
| A & K GBS Ltd | Construction | 2015 |
| A & L Poultry Ltd | Agriculture & fishing | 1999 |
| A & M Autos Wesham Limited | Wholesale & retail | 2021 |
| A & M Bargains (Wyre) Limited | Wholesale & retail | 1983 |
| A & M Solicitors Limited | Professional & scientific | 2015 |
| A & M Wilson Properties Limited | Real estate | 2021 |
| A & N Joiners Limited | Construction | 2015 |
| A & S Hall Limited | Health & social care | 2025 |
| A & S Hub Limited | Wholesale & retail | 2026 |
| A & S Retail Limited | Other services | 1999 |
| A & T Architectural Design Ltd | Professional & scientific | 2017 |
| A + HM Singleton + SON | | 1997 |
| A 2 Clean Limited | Administrative & support | 2011 |
| A Adam Consultancy Limited | Professional & scientific | 2023 |
| A and C E Developments Ltd | Construction | 2016 |
| A and D Livestock Limited | Wholesale & retail | 2022 |
| A and D Meats Limited | Wholesale & retail | 2017 |
| A Barlow Brickwork Limited | Construction | 2024 |
| A Beaudon UK Limited | Health & social care | 2024 |
| A Beirne Motor Engineers Ltd | Wholesale & retail | 2023 |
| A Bhayat Holdings Limited | Financial services | 2016 |
| A Billington Electrical Limited | Construction | 2007 |
| A Book for U Ltd | Wholesale & retail | 2013 |
| A C Utilities Limited | Construction | 2010 |
| A Croskell Ltd | Agriculture & fishing | 2007 |
| A D Taylor Heating and Plumbing Limited | Construction | 2014 |
| A Davis Joinery Limited | Construction | 2023 |
| A E Davies Ltd | Arts & recreation | 2017 |
| A E Worthington Ltd | Professional & scientific | 2025 |
| A G Electrical NW Ltd | Construction | 2023 |
| A H a M E Holding Ltd | Real estate | 2024 |
| A H Fayazi Builders Ltd | Construction | 2019 |
| A H K Nutrition Limited | Wholesale & retail | 2018 |
| A Howarth & Sons Ltd | Construction | 2016 |
| A I Electrical & Renewables Limited | Construction | 2016 |
| A Ibrahim Healthcare Limited | Health & social care | 2023 |
| A J (Investments) Ltd | Real estate | 1998 |
| A J Clarke Consultancy Limited | Professional & scientific | 2014 |
| A J Cribb Plumbing and Heating Ltd | Construction | 2019 |
| A J H Property Limited | Real estate | 2015 |
| A J Joinery & Glazing Ltd | Construction | 2020 |
| A J Malliband Hospitality Limited | Hospitality | 2024 |
| A J Solutions (Newton) Limited | Transport & logistics | 2013 |
| A K Shukla Ltd | Real estate | 2020 |
| A L Brook Ltd | Hospitality | 2019 |
| A LA Cart NW Limited | Hospitality | 2025 |
| A Line Plumbing and Heating Limited | Construction | 2003 |
| A List Gifts Ltd | Wholesale & retail | 2024 |
| A M Graham Ltd. | Water & waste | 2003 |
| A M Livesey Consultancy Services Ltd | Professional & scientific | 2024 |
| A M Retail 22 Ltd | Wholesale & retail | 2022 |
| A Mann Health Consortium Ltd | Health & social care | 2024 |
| A Mann Holdco Ltd | Financial services | 2026 |
| A Mann Investments Ltd | Real estate | 2018 |
| A Mann Ltd | Other services | 2008 |
| A Mann Pharma Ltd | Wholesale & retail | 2018 |
| A Mano Restaurant Limited | Hospitality | 2017 |
| A Marsden and Sons Ltd | Manufacturing | 2024 |
| A N Architectural Design and Consulting Engineers Ltd | Professional & scientific | 2003 |
| A N F Supplies Limited | Wholesale & retail | 2026 |
| A Newton Plant Ltd | Wholesale & retail | 2018 |
| A P Bloomberg Limited | Professional & scientific | 2018 |
| A P Broome Landscapes Limited | Administrative & support | 2003 |
| A Pred Ltd | Construction | 2026 |
| A Q S Group Limited | Administrative & support | 2008 |
| A Quick Release (Holidays) Limited | Arts & recreation | 2003 |
| A R Harbot Ltd | Construction | 2009 |
| A R Home Enterprises Limited | Wholesale & retail | 2023 |
| A R Investments Limited | Wholesale & retail | 2002 |
| A R Preece Electrical Limited | Construction | 2003 |
| A Riding Builders Limited | Construction | 1997 |
| A Robinson Commercials Ltd | Professional & scientific | 2014 |
| A S Daily Finds Ltd | Wholesale & retail | 2025 |
| A S Investments (NW) Ltd | Financial services | 2022 |
| A S Properties Management Ltd | Households | 2020 |
| A SDT Ltd | Health & social care | 2022 |
| A Skip 2U Limited | Water & waste | 2007 |
| A Sleeping Samurai Limited | Manufacturing | 2023 |
| A Star Roofing Limited | Administrative & support | 2017 |
| A T Engineering Supplies Ltd | Wholesale & retail | 2003 |
| A T Fire Consultancy Limited | Professional & scientific | 2017 |