| A & H Jones (Butchers) Ltd | Wholesale & retail | 2010 |
| A & J Landscapes (Bristol) Ltd | Construction | 2003 |
| A & J News Ltd | Wholesale & retail | 2013 |
| A & J Practice Management Limited | Extraterritorial | 2002 |
| A & J Trimmers Limited | Manufacturing | 2003 |
| A & K Accounting and Payroll Services Ltd | Professional & scientific | 2022 |
| A & L Pullin and Family Limited | Real estate | 2024 |
| A & L Services (Bristol) Limited | Construction | 2018 |
| A & L Steel Erectors Limited | Construction | 2017 |
| A & M Automotive Limited | Wholesale & retail | 2014 |
| A & M Comms Limited | Information & communication | 2011 |
| A & M Consulting Limited | Information & communication | 2002 |
| A & M Home Parks Limited | Real estate | 2006 |
| A & M Motor Services Limited | Wholesale & retail | 2006 |
| A & N Products Limited | Wholesale & retail | 2025 |
| A & N Property Developments (South West ) Ltd | Construction | 2025 |
| A & P Catering Services Ltd | Manufacturing | 2008 |
| A & P Future Ltd | Education | 2019 |
| A & P Utilities Limited | Construction | 2025 |
| A & R Jones LLP | | 2010 |
| A & R Miles Ltd | Construction | 2007 |
| A & R Services Group Ltd | Construction | 2018 |
| A & R Services Ltd | Construction | 2019 |
| A & S Garden Maintenance Limited | Administrative & support | 2006 |
| A & S Lettings Ltd | Real estate | 2017 |
| A & S Trading (Bristol) Ltd | Wholesale & retail | 2023 |
| A & T Healthcare Training Ltd | Public administration | 2022 |
| A & V Computing Limited | Information & communication | 1996 |
| A & V Investments Limited | Real estate | 2010 |
| A 2 B Air Charters Limited | Transport & logistics | 2012 |
| A a & H Group Ltd | Wholesale & retail | 2023 |
| A a F M S Limited | Health & social care | 2018 |
| A a Glazing (Bristol) Limited | Construction | 1995 |
| A and B Pubs Ltd | Hospitality | 2026 |
| A and CB Property LLP | | 2026 |
| A and K Plumbing and Heating Limited | Construction | 2014 |
| A and M Fitness Limited | Arts & recreation | 2015 |
| A B and C Surveyors Ltd | Professional & scientific | 2016 |
| A B S Digital Limited | Extraterritorial | 1998 |
| A Batanero Consulting Limited | Administrative & support | 2019 |
| A Bespoke Consultancy Ltd | Professional & scientific | 2022 |
| A Better World Ltd | Information & communication | 2014 |
| A Breath of Oxygen Limited | Professional & scientific | 2025 |
| A Brice Electrical Ltd | Construction | 2014 |
| A C Electric (Bristol) Ltd | Construction | 2023 |
| A C F Child Psychology Ltd | Health & social care | 2023 |
| A Caci & Co Ltd | Real estate | 2018 |
| A Christmas to Remember Limited | Information & communication | 2025 |
| A Clarke Languages Ltd | Other services | 2023 |
| A Cook Properties Limited | Real estate | 2020 |
| A Cube TIC Limited | Professional & scientific | 2021 |
| A D Auto Care Limited | Wholesale & retail | 2024 |
| A D Cleaver Holdings Limited | Financial services | 2026 |
| A D Convenience Store Ltd | Wholesale & retail | 2023 |
| A D Research & Analysis Limited | Professional & scientific | 2006 |
| A D T Systems Limited | Information & communication | 1993 |
| A Davis Consultancy Ltd | Construction | 2021 |
| A Davis Transport Limited | Transport & logistics | 2011 |
| A Deeper Green Community Interest Company | Administrative & support | 2017 |
| A Derrick Consultancy Limited | Construction | 2019 |
| A Dymond Security Installations Limited | Manufacturing | 2008 |
| A E & S M C Ltd | Wholesale & retail | 2018 |
| A E Auto Repairs Ltd | Wholesale & retail | 2023 |
| A E D Locator (E.U.) Limited | Administrative & support | 2008 |
| A E Huntbach Co Limited | Professional & scientific | 2001 |
| A F Accounting Limited | Professional & scientific | 2017 |
| A Fair Shot Catering Ltd | Hospitality | 2014 |
| A Ferguson Limited | Financial services | 2013 |
| A Fire Solutions Ltd | Construction | 2025 |
| A for Animation Limited | Information & communication | 2024 |
| A for E Limited | Education | 1995 |
| A FOX on a Box Limited | Information & communication | 2013 |
| A G Bahadur Estates Limited | Real estate | 2023 |
| A G Building Services (South West) Limited | Construction | 2002 |
| A Giles Overlanders Limited | Transport & logistics | 2026 |
| A Glass of Class Ltd | Hospitality | 2022 |
| A Gray Plumbing & Heating Limited | Construction | 2022 |
| A Great Read Limited | Wholesale & retail | 2007 |
| A Gregory Home Improvements Ltd | Construction | 2019 |
| A H C Management Services Limited | Real estate | 2008 |
| A H G Group Limited | Real estate | 1995 |
| A H Songs Limited | Other services | 1994 |
| A Head in the Cloud Agency Ltd | Information & communication | 2014 |
| A Healing Within Ltd | Extraterritorial | 2023 |
| A I & Z a Grant Ltd | Construction | 2009 |
| A IS for Morenike Ltd | Professional & scientific | 2021 |
| A J Clark & SON Limited | Construction | 2003 |
| A J Events Ltd | Administrative & support | 2006 |
| A J H Roofing Limited | Construction | 2006 |
| A J Hodge Associates Limited | Construction | 2011 |
| A J J Developments Ltd | Construction | 2021 |
| A J Jarrett Electrical Ltd. | Construction | 2026 |
| A J K Consulting Services Limited | Professional & scientific | 2020 |
| A J Mowers Ltd | Administrative & support | 2016 |
| A J Plaster Electrical Services Limited | Construction | 1997 |
| A J Property Maintenance (Bristol) Ltd | Construction | 2013 |
| A J Property Maintenance Ltd | Construction | 2013 |
| A J Rabcewicz Limited | Health & social care | 2012 |
| A J Webber Haulage Limited | Transport & logistics | 2006 |
| A Jenkins Properties Ltd | Real estate | 2026 |