| Cafe Amore Castlecroft Limited | Wholesale & retail | 2023 |
| Cain Estates Limited | Real estate | 2023 |
| Caine Enterprises Limited | Wholesale & retail | 2026 |
| Caitlex Co Ltd | Hospitality | 2026 |
| Cajh Trading Limited | Wholesale & retail | 2023 |
| CAK Care 2025 Ltd | Health & social care | 2025 |
| Cake Box Wolverhampton 2 Limited | Wholesale & retail | 2018 |
| Cake Envy Ltd | Manufacturing | 2025 |
| Cakes and Tea to YOU Limited | Manufacturing | 2020 |
| Calasis Ltd | Transport & logistics | 2019 |
| Calcourt Plastering Ltd | Construction | 2015 |
| Calculate My Product Carbon Footprint Ltd | Extraterritorial | 2019 |
| Caldbeck Estates Limited | Extraterritorial | 2025 |
| Caleb Kamdem Mekonso Limited | Extraterritorial | 2025 |
| Caley Consultancy Limited | Professional & scientific | 2024 |
| Calis Corporations Ltd | Wholesale & retail | 2024 |
| Calistro Consultants Limited | Other services | 1979 |
| Call the (Commercial) Cleaners Ltd | Administrative & support | 2022 |
| Calliopeverge Ltd | Wholesale & retail | 2025 |
| Callum Deakin MMA Ltd | Arts & recreation | 2025 |
| Calmer Maison Ltd | Manufacturing | 2012 |
| CAM Gray Support Services Ltd | Health & social care | 2022 |
| CAM Ground Works and Plant Hire Ltd | Administrative & support | 2026 |
| Cambet Limited | Professional & scientific | 2018 |
| Cambridge Commercial Supplies Limited | Administrative & support | 1987 |
| Cambridge Gurus Limited | Professional & scientific | 2009 |
| Cami International Ltd | Real estate | 2018 |
| Camian Developments Limited | Real estate | 2009 |
| Camilleri Creations Ltd | Manufacturing | 2022 |
| Camo Creations Ltd | Wholesale & retail | 2020 |
| Camomile Group Limited | Administrative & support | 2016 |
| Campbell Bell Ltd | Real estate | 2025 |
| Campbell-Sharp Limited | Real estate | 2024 |
| Camton Transport Limited | Transport & logistics | 2001 |
| Canalside Castlecroft Limited | Hospitality | 2026 |
| Canalside Lounge Ltd | Hospitality | 2025 |
| Canalside Property UK Limited | Real estate | 2025 |
| Canalside Wolverhampton Ltd | Hospitality | 2018 |
| Candans Services Ltd | Professional & scientific | 2026 |
| Candy Town Ltd | Wholesale & retail | 2023 |
| Canine Collection Ltd | Wholesale & retail | 2024 |
| Cannock Road Fish & Chips Ltd | Hospitality | 2025 |
| Cannon Freight Ltd | Transport & logistics | 2013 |
| Cannon Imports Limited | Extraterritorial | 2004 |
| Cannon Scaffold Ltd | Construction | 2024 |
| Cannon Self Storage (Coseley) Ltd | Transport & logistics | 2024 |
| Cannon Wholesale Ltd | Wholesale & retail | 2004 |
| Capital Allowances Solutions Limited | Professional & scientific | 2012 |
| Capital Build&Maintenance Ltd | Construction | 2012 |
| Capital Housing Ltd | Real estate | 2026 |
| Capital Sflu Group Limited | Construction | 2007 |
| Capital Spray Labs Ltd | Wholesale & retail | 2025 |
| Capital Thirteen Limited | Administrative & support | 2019 |
| Capitalxtraa Ltd | Wholesale & retail | 2019 |
| Capiturn Limited | Wholesale & retail | 2026 |
| Capricorn Architectural Services Limited | Manufacturing | 2002 |
| Captor Alarms & Services Limited | Construction | 2021 |
| Capus (Exports) Limited | Extraterritorial | 1983 |
| Car 4 Everyone (Wolves) Ltd | Wholesale & retail | 2025 |
| Car Castle Limited | Wholesale & retail | 2024 |
| Car Dealer 5 Limited | Information & communication | 2014 |
| Car Exporter Limited | Extraterritorial | 2012 |
| Car House 2000 Limited | Wholesale & retail | 2005 |
| Car Petrol/Diesel Services UK Ltd | Professional & scientific | 2024 |
| Car Repair Garage Stop Ltd | Wholesale & retail | 2025 |
| Car Repairing and Service Ltd | Wholesale & retail | 2024 |
| Car Sales Wolverhampton Limited | Wholesale & retail | 2023 |
| Car Scrap Yard Ltd | Professional & scientific | 2025 |
| Car Show Limited | Information & communication | 2025 |
| Car Simply Ltd | Financial services | 2026 |
| Car Spa Car Wash Ltd | Administrative & support | 2025 |
| Car Spa Valeting Centre Ltd | Other services | 2018 |
| Car Spa Valeting Services Ltd | Other services | 2023 |
| Caradoc Coaches Limited | Transport & logistics | 2005 |
| Caradoc Ventures Ltd | Real estate | 2026 |
| Caram (AH) Limited | Health & social care | 2002 |
| Caram Holdings Limited | Financial services | 2026 |
| Caram Limited | Real estate | 2019 |
| Carats CGT Limited | Real estate | 2007 |
| Carbon Baits Ltd | Wholesale & retail | 2023 |
| Carbon Drawdown Limited | Professional & scientific | 2021 |
| Carbz Solutions Limited | Professional & scientific | 2020 |
| Card Printing Services Limited | Manufacturing | 2004 |
| Cardee Investments Limited | Construction | 2007 |
| Cardinal Motors Limited | Wholesale & retail | 2009 |
| Cardio-Prospects Healthcare Limited | Administrative & support | 2022 |
| Care 2 U Limited | Health & social care | 2002 |
| Care 360 Limited | Health & social care | 2025 |
| Care 4 Mind Limited | Health & social care | 2019 |
| Care Angels Homecare Limited | Health & social care | 2019 |
| Care Apprenticeship Board Limited C.I.C. | Education | 2019 |
| Care at Call - Domiciliary and Supported Living Services Ltd | Health & social care | 2021 |
| Care Empire Limited | Health & social care | 2018 |
| Care Home Talent Limited | Professional & scientific | 2019 |
| Care IS Where the Heart IS Ltd | Health & social care | 2020 |
| Care Link Healthcare Limited | Public administration | 2018 |
| Care Oasis Ltd. | Health & social care | 2014 |
| Care Regeneration Limited | Health & social care | 2024 |
| Care That Cares Ltd | Health & social care | 2023 |
| Care Therapy Limited | Health & social care | 2021 |