| City Cafe Tipton Ltd | Hospitality | 2025 |
| City Fruit & VEG Wholesale Ltd | Wholesale & retail | 2025 |
| CK Appliances Limited | Manufacturing | 2011 |
| Claimscape Ltd | Transport & logistics | 2026 |
| Clare Hindes Limited | Real estate | 2016 |
| Clarive Care Services Ltd | Health & social care | 2026 |
| Classywear Limited | Wholesale & retail | 2024 |
| Clean Shade Services Ltd | Administrative & support | 2025 |
| Cleanlux Ltd | Administrative & support | 2022 |
| Click One Pick Ltd | Wholesale & retail | 2026 |
| Club Ocho Rios Limited | Hospitality | 2023 |
| CMS (Tipton) Limited | Other services | 2011 |
| CMS Contract Services Limited | Construction | 2021 |
| CMS Site Services Limited | Construction | 2013 |
| Co-Ordsport International Limited | Financial services | 2009 |
| Co-Ordsport Limited | Wholesale & retail | 1989 |
| Coco Clothing Limited | Wholesale & retail | 2024 |
| Coil Processing Services Limited | Manufacturing | 1994 |
| Coil Processing Supplies Limited | Wholesale & retail | 2003 |
| Coil Springs Direct Limited | Manufacturing | 2011 |
| Comfort Home Stay Ltd | Real estate | 2022 |
| Communication Sparks Ltd | Professional & scientific | 2019 |
| COMP1CLUTCH Ltd | Transport & logistics | 2010 |
| Companions Pet Food Limited | Manufacturing | 2023 |
| Constructlq Ltd | Construction | 2025 |
| Contenders West Bromwich Boxing Club | Arts & recreation | 2025 |
| Contractor Housing Limited | Real estate | 2024 |
| Converse Business Development Ltd | Wholesale & retail | 2022 |
| Conway Packing Services (Oldbury) Limited | Manufacturing | 2025 |
| Cookware & Appliances Ltd | Wholesale & retail | 2023 |
| Corabuild Ltd | Construction | 2025 |
| Core Diamond Integrated Solutions Ltd | Information & communication | 2021 |
| Cornwallis Limited | Manufacturing | 1986 |
| Cosmetic Logistics Ltd | Wholesale & retail | 2022 |
| Cost Cutting Midlands News Ltd | Wholesale & retail | 2020 |
| Costcutter ST Marks Ltd | Wholesale & retail | 2020 |
| Costwise Food & Wines Ltd | Wholesale & retail | 2021 |
| County Cars (2003) Limited | Transport & logistics | 2002 |
| County Cars (2026) Ltd | Transport & logistics | 2026 |
| Cover for US Ltd. | Health & social care | 2021 |
| Cozyhome Properties Ltd | Construction | 2026 |
| Cpgb Properties Ltd | Real estate | 2013 |
| CPS Oldbury Holdings Limited | Financial services | 2023 |
| CPS Tipton Holdings Limited | Financial services | 2023 |
| Craftlines Limited | Wholesale & retail | 2019 |
| Creation Design Studio Limited | Professional & scientific | 2015 |
| Creative Souls Marketing Limited | Professional & scientific | 2017 |
| Cross Ways Couriers Ltd | Transport & logistics | 2026 |
| Crosswells Estates Limited | Real estate | 2020 |
| Crown Clean Ltd | Administrative & support | 2022 |
| Crown Marketing Ltd | Administrative & support | 2018 |
| Crystal Hot Car Wash Ltd | Wholesale & retail | 2018 |
| Crystal Trade Solutions Ltd | Wholesale & retail | 2023 |
| Crystal Vapes Ltd | Wholesale & retail | 2022 |
| Csinvprop Limited | Real estate | 2025 |
| CTM Global Solutions Limited | Transport & logistics | 2014 |
| Cvmtransport Ltd | Transport & logistics | 2022 |
| D & F OIL UK Limited | Wholesale & retail | 2017 |
| D & G Suspended Ceilings Limited | Construction | 2003 |
| D & J Shergills Ltd | Wholesale & retail | 2014 |
| D&G Singh Limited | Transport & logistics | 2025 |
| D&R Healthcare Services Limited | Health & social care | 2022 |
| D.B Global Trading Ltd | Wholesale & retail | 2018 |
| D.Blewoussi Ltd | Information & communication | 2021 |
| D.M.D. Mechanical & Electrical Limited | Manufacturing | 2007 |
| Dadwal Construction Ltd | Construction | 2020 |
| Dailicey Clothes Fashion Global Limited | Wholesale & retail | 2026 |
| Daily Irish Services (Midlands) Limited | Transport & logistics | 2017 |
| Daily Irish Services Limited | Transport & logistics | 1987 |
| Daniel Rusu Ltd | Transport & logistics | 2016 |
| Darbar E Tipton Ltd | Hospitality | 2022 |
| Darie Transport Limited | Transport & logistics | 2019 |
| Dave Anson Shopfitting Limited | Construction | 2002 |
| Davi and Renger Rail Ltd | Construction | 2025 |
| Davtan Limited | Wholesale & retail | 2025 |
| DAX Property Management Ltd | Real estate | 2018 |
| Dayine&Co Ltd | Construction | 2017 |
| DBC Holdings Limited | Professional & scientific | 2015 |
| DC Capital Holdings Ltd | Real estate | 2020 |
| DC Global Creative Limited | Professional & scientific | 2025 |
| DDL182 Limited | Real estate | 2015 |
| Dean's Creations Ltd | Information & communication | 2024 |
| Debbielingerie International Limited | Manufacturing | 2024 |
| Deep Boutique Ltd | Wholesale & retail | 2024 |
| Deeppar Ltd | Wholesale & retail | 2023 |
| Delhi Spices Ltd | Hospitality | 2018 |
| Deluxe Services Solutions Ltd | Administrative & support | 2022 |
| Denver Accountancy & Associates Ltd | Professional & scientific | 2015 |
| Design Inception Ltd | Professional & scientific | 2024 |
| Dewitt Logistics Ltd | Transport & logistics | 2020 |
| DEX 2020 Ltd | Information & communication | 2012 |
| DF Contracting Services Ltd | Construction | 2019 |
| DF Quality Engineering Ltd | Administrative & support | 2021 |
| DG Logistics Pro Ltd | Transport & logistics | 2019 |
| Dgtb Ltd | Administrative & support | 2025 |
| Dhillon Motors Ltd | Wholesale & retail | 2025 |
| Dhilwan Property Care Ltd | Real estate | 2022 |
| Diamante Dog Ltd | Other services | 2012 |
| Diamond (GB) Limited | Health & social care | 2008 |
| Dickson Law Office Ltd | Other services | 2023 |