| Bygott Biggs Limited | Administrative & support | 2001 |
| Byokwani Beauty Ltd | Other services | 2026 |
| Byrne Heating & Plumbing Limited | Construction | 2024 |
| Byrne Management & Development Ltd | Real estate | 2024 |
| Byron Bricks and Mortar Ltd | Real estate | 2025 |
| Byron Carpets Ltd | Wholesale & retail | 2011 |
| Byron Digital Ltd | Extraterritorial | 2020 |
| Byron Properties (Nottingham) Limited | Hospitality | 2022 |
| Byron Sheet Metal Limited | Extraterritorial | 1983 |
| Byronbricks Ltd | Wholesale & retail | 2023 |
| Byte Brick Ltd | Information & communication | 2024 |
| Byte of Orange With Bits Limited | Manufacturing | 2021 |
| Bytex Ltd | Information & communication | 2023 |
| BZS Mortgages Ltd | Financial services | 2023 |
| BZS Professional Ltd | Wholesale & retail | 2024 |
| BZS Property Ltd | Real estate | 2020 |
| Bzzspoke Interiors Ltd | Administrative & support | 2018 |
| B’Auralite Ltd. | Wholesale & retail | 2024 |
| C & B Fire Solutions Limited | Manufacturing | 2022 |
| C & E Knight Limited | Construction | 2006 |
| C & E Property Holdings Ltd | Real estate | 2020 |
| C & G Fabrications Ltd | Manufacturing | 2015 |
| C & G Glazing Limited | Construction | 2004 |
| C & J Accountancy (WB) Ltd | Professional & scientific | 2025 |
| C & J Development Europe Ltd | Real estate | 2014 |
| C & J Property Acquisitions Ltd | Real estate | 2026 |
| C & L E Attenborough Limited | Manufacturing | 1999 |
| C & M E Wright Limited | Wholesale & retail | 2001 |
| C & M Partitioning Services Limited | Construction | 2009 |
| C & M Property Holdings Ltd | Real estate | 2020 |
| C & M Property Solutions Ltd | Real estate | 2020 |
| C & N Care Limited | Real estate | 2016 |
| C & P Jewellers Limited | Other services | 2014 |
| C & S Properties Nottingham LLP | | 2011 |
| C & S Thurman Ltd | Real estate | 2024 |
| C & T Carpets (Long Eaton) Ltd | Wholesale & retail | 2010 |
| C & T Radmall Funeral Services Limited | Extraterritorial | 2002 |
| C a Atkinson Optical Ltd | Professional & scientific | 2025 |
| C a Farming Limited | Agriculture & fishing | 2023 |
| C and D Hotels Nottingham Limited | Hospitality | 2025 |
| C and L Brickworks Limited | Extraterritorial | 2006 |
| C and V Enterprises Ltd | Arts & recreation | 2026 |
| C B a Consultants Limited | Extraterritorial | 2018 |
| C B F Gymnasiums Ltd | Health & social care | 2008 |
| C B Performing Arts Limited | Education | 2025 |
| C C B S Limited | Wholesale & retail | 2003 |
| C C Refrigeration (Midlands) Limited | Manufacturing | 2013 |
| C C Riley Limited | Wholesale & retail | 2008 |
| C Clayton Electrical Limited | Construction | 2014 |
| C D Bramall Dealerships Limited | Wholesale & retail | 1950 |
| C D Bramall Limited | Wholesale & retail | 1947 |
| C D Bramall Motor Group Limited | Professional & scientific | 1993 |
| C E Richardson Consultants Ltd | Health & social care | 2017 |
| C E T Trading Ltd | Wholesale & retail | 2022 |
| C F Vehicle Wholesale Limited | Wholesale & retail | 2008 |
| C G Booth Limited | Extraterritorial | 2006 |
| C G Cross Service Ltd | Construction | 2017 |
| C G Partnership Chartered Architects LLP | | 2003 |
| C H Fish and Chips Ltd | Hospitality | 2022 |
| C H L Sheds Limited | Agriculture & fishing | 2014 |
| C Hardy Electrical Ltd | Manufacturing | 2023 |
| C Harrison Trees & Landscapes Ltd | Administrative & support | 2021 |
| C Hayden Gynaecology Limited | Health & social care | 2016 |
| C I 4 U GB Nationwide Limited | Financial services | 2008 |
| C J Ayres Services Ltd | Transport & logistics | 2016 |
| C J Bull Motor Body Repairs Ltd | Wholesale & retail | 2005 |
| C J Cooke Limited | Administrative & support | 2024 |
| C J H Commercial Vehicle Repairs Ltd | Wholesale & retail | 2018 |
| C J Kendall Ltd | Agriculture & fishing | 2014 |
| C J MAR Services Ltd | Information & communication | 2018 |
| C J R Ceilings Holdings Limited | Financial services | 2026 |
| C J Taxation Services Limited | Professional & scientific | 2009 |
| C K Hairdressing Limited | Other services | 2012 |
| C Knight Costing Ltd | Professional & scientific | 2023 |
| C L Brown Surfacing Contractors Ltd | Construction | 2023 |
| C L H Management Consultancy Ltd | Professional & scientific | 2015 |
| C M Property Solutions Limited | Construction | 2007 |
| C M Timber Sales Limited | Wholesale & retail | 2019 |
| C M Ward Estates Ltd | Real estate | 2022 |
| C M Ward Holdings Ltd | Financial services | 2021 |
| C M Ward Ltd | Construction | 2020 |
| C M Yardley Limited | Financial services | 2014 |
| C Mazers Ltd. | Financial services | 2014 |
| C Moore Services Ltd | Information & communication | 2026 |
| C O G GAS Ltd | Construction | 2019 |
| C P Driveways Ltd | Construction | 2021 |
| C P Holdings (Nottingham) Ltd | Financial services | 2020 |
| C P Rose Homes Limited | Real estate | 2023 |
| C P Scaffolding Services Ltd | Construction | 2021 |
| C P W Services (Nottingham) Limited | Construction | 1992 |
| C P Walker & SON LLP | | 2023 |
| C Pryce Ltd | Professional & scientific | 2025 |
| C PYM Group Ltd | Financial services | 2024 |
| C R Pearson Holding Ltd | Hospitality | 2024 |
| C R Sports Surfaces Limited | Construction | 2019 |
| C Robinson Electrical Ltd | Construction | 2017 |
| C S Darby Ltd | Real estate | 2022 |
| C Terry Funeral Services Limited | Other services | 2011 |
| C V S (East Midlands) Limited | Transport & logistics | 2003 |
| C Varley Construction Ltd | Construction | 2016 |