| 02 Medical Limited | Professional & scientific | 2002 |
| 03 Interiors Limited | Wholesale & retail | 2003 |
| 1 Click Logistics Ltd | Transport & logistics | 2021 |
| 1 Palace Gate Freehold Limited | Real estate | 2020 |
| 10,12 and 14 Craven Road Newbury Limited | Households | 2026 |
| 10-14 Craven Road Newbury Limited | Hospitality | 1986 |
| 1080 Consulting Limited | Information & communication | 2005 |
| 11 Station Street Limited | Real estate | 2021 |
| 11.11 Spaces Ltd | Construction | 2023 |
| 123 Southgate Street Limited | Households | 2009 |
| 13 to 16 MP Management Ltd | Households | 2026 |
| 132 Properties Limited | Professional & scientific | 2001 |
| 137 Evering Road (Freehold) Limited | Professional & scientific | 2009 |
| 15-21 West Mills Management Limited | Households | 2013 |
| 155 Queenstown Road Management Company Limited | Households | 1991 |
| 16240749 Ltd | Wholesale & retail | 2025 |
| 18 Hhrn Management Company Limited | Households | 2025 |
| 180 Business Solutions Ltd | Professional & scientific | 2020 |
| 19 Oxford Road Newbury Limited | Hospitality | 1998 |
| 1RMDRIVE Ltd | Education | 2024 |
| 1ST Choice Employee Ownership Trustee Limited | Extraterritorial | 2022 |
| 1ST Choice Traffic Management Limited | Construction | 2011 |
| 2 Bears Consulting Ltd | Professional & scientific | 2014 |
| 2 Sisters Printing Ltd | Manufacturing | 2023 |
| 2-RECRUIT Ltd | Administrative & support | 2017 |
| 20 Batoum Gardens Ltd | Real estate | 2005 |
| 2020 Bespoke Ltd | Manufacturing | 2021 |
| 2112 Barbers Ltd | Other services | 2018 |
| 238-240 London Road Management Limited | Households | 2000 |
| 244 London Road Management Limited | Households | 2009 |
| 26 Craven Road Ltd | Households | 2016 |
| 27 Donnington Square Management Company Limited | Extraterritorial | 2000 |
| 2ACES Limited | Information & communication | 2017 |
| 2BUDDY Services Ltd | Hospitality | 2024 |
| 2EB Consulting Ltd | Information & communication | 2018 |
| 2XH Limited | Real estate | 2025 |
| 3 Counties SVS Ltd | Wholesale & retail | 2018 |
| 34-39 Harbury Court RTM Company Ltd | Households | 2015 |
| 36 Hemberton Road SW9 Freeholders Company Limited | Real estate | 1998 |
| 36/38 ST James Street (Cheltenham) Management Company Limited | Households | 2009 |
| 360CHARGE Fitness Ltd | Arts & recreation | 2024 |
| 38/40 Avarn Road (Freehold) Limited | Real estate | 2019 |
| 3G Wave Investments Ltd | Administrative & support | 2008 |
| 3G Wave Ltd. | Information & communication | 2008 |
| 4-8 Bartholomew Street (Newbury) Management Company Limited | Households | 2014 |
| 43 Degrees Limited | Information & communication | 2018 |
| 5 ST. Martin`S Terrace Limited | Real estate | 2007 |
| 5189 Limited | Professional & scientific | 2021 |
| 54 Pont Street Ltd | Real estate | 2018 |
| 59 Swans Ltd | Professional & scientific | 2025 |
| 5H Professional Services Ltd | Real estate | 2024 |
| 60 Craven Road Management Company Limited | Households | 1986 |
| 61 Russell Road Management Company Limited | Households | 2025 |
| 6393 Consulting Limited | Administrative & support | 2020 |
| 66 Northbrook Street Limited | Households | 2016 |
| 666 Devil Ltd | Wholesale & retail | 2024 |
| 68 Queens Road (Newbury) Management Company Limited | Hospitality | 1986 |
| 69 Rosendale Road Ltd | Households | 2025 |
| 8 Craven Road Newbury Limited | Extraterritorial | 1990 |
| A - Z Skydiving Ltd | Education | 2022 |
| A 1 EGG Packers Limited | Wholesale & retail | 1965 |
| A a W Control Systems Limited | Information & communication | 1997 |
| A Best Limited | Hospitality | 2016 |
| A Brush Above the Rest Limited | Construction | 2009 |
| A C Day Enterprise Ltd | Other services | 2025 |
| A Creative Place Limited | Extraterritorial | 2014 |
| A Good Business Ltd | Professional & scientific | 2010 |
| A H C Taxi Limited | Transport & logistics | 2025 |
| A Kendall Consulting Ltd | Information & communication | 2018 |
| A L Jennings Transport Ltd | Transport & logistics | 2023 |
| A R Door Systems Limited | Manufacturing | 2026 |
| A T Martin Limited | Other services | 2016 |
| A Watts Roofing Limited | Construction | 2025 |
| A&P Fitness Ltd | Arts & recreation | 2024 |
| A&T Heath Solutions Ltd | Administrative & support | 2016 |
| A&T Photography Ltd | Wholesale & retail | 2013 |
| A. D. Blackburn (Swindon) Limited | Transport & logistics | 2004 |
| A. Dale Builders Limited | Construction | 1986 |
| A. Slattery Limited | Construction | 1997 |
| A.A. Eades and SON Limited | Construction | 2010 |
| A.J. Willcock Holeformers Ltd | Construction | 1991 |
| A.J.J. Construction Ltd. | Construction | 2002 |
| A.J.P. Design Limited | Professional & scientific | 1990 |
| A.J.P. Letting Limited | Real estate | 2009 |
| A.Kairos Ltd | Wholesale & retail | 2015 |
| A.P.F. Scaffolding Services Ltd | Construction | 2002 |
| A.Paint and Body Repair Ltd | Wholesale & retail | 2021 |
| A.S Electrical Services (South) Ltd | Construction | 2024 |
| A.Sharp Construction Ltd | Professional & scientific | 2023 |
| A1 Fixquick Garage Doors Limited | Manufacturing | 2004 |
| A2B Baking Ltd | Wholesale & retail | 2021 |
| A4 Kitchen Appliances Limited | Extraterritorial | 2003 |
| A4 Self Store Limited | Other services | 2009 |
| AA First Limited | Administrative & support | 1993 |
| Aanonxe Limited | Professional & scientific | 2003 |
| Aapinz Private Limited | Hospitality | 2025 |
| Aardvark Forensics Ltd | Information & communication | 2004 |
| AB Dotcom Ltd | Wholesale & retail | 2008 |
| AB Powdercoating Ltd | Manufacturing | 2024 |
| Abacus Direct Group Holdings Limited | Financial services | 2019 |