| Cprw Holdings Limited | Arts & recreation | 2020 |
| CQC Consulting Services Limited | Professional & scientific | 2021 |
| Crafted Landscape Designs Limited | Administrative & support | 2025 |
| Craig Bridges Roofing Limited | Construction | 2022 |
| Craig Dodd Ltd | Construction | 2026 |
| Cranswick Property Services Ltd | Financial services | 2011 |
| Crate Escape Express-Oh Ltd | Wholesale & retail | 2025 |
| Craven Fawcett Limited | Manufacturing | 1995 |
| Crawford International Consultancy Limited | Professional & scientific | 2015 |
| Crazi-Bugz Limited | Manufacturing | 2018 |
| Crazy Sneakers Limited | Wholesale & retail | 2016 |
| CRAZY8 Logistics Ltd | Transport & logistics | 2024 |
| CRB Developments Limited | Construction | 1991 |
| CRE Group Holdings Limited | Financial services | 2023 |
| Creamistry Ltd | Manufacturing | 2025 |
| CREAMS4YOU Limited | Wholesale & retail | 2018 |
| Create Wakefield C.I.C. | Hospitality | 2013 |
| Create Your Adventure Ltd | Manufacturing | 2025 |
| CREATE88 Ltd | Other services | 2018 |
| Creating Order Ltd | Information & communication | 2016 |
| Creation Beds Ltd | Manufacturing | 2020 |
| Creative a Ltd | Arts & recreation | 2023 |
| Creative Financial Solutions Ltd | Real estate | 2020 |
| Creative Gambit CIC | Education | 2026 |
| Creative Growth Consulting Limited | Administrative & support | 2024 |
| Creative Homes MDS Ltd | Real estate | 2024 |
| Creative Interior Solutions (UK) Ltd | Construction | 2003 |
| Creative Madness Media Ltd | Information & communication | 2025 |
| Creative Wood Design Ltd | Professional & scientific | 2014 |
| Creative Woodfloors Ltd | Professional & scientific | 2010 |
| Crefelder Ltd. | Manufacturing | 2004 |
| Crepe Antonio Limited | Hospitality | 2025 |
| CRG Holdings Ltd | Professional & scientific | 2016 |
| Crigg Fish Bar UK Limited | Hospitality | 2020 |
| Crigglestone Car Sales Limited | Wholesale & retail | 2016 |
| Crigglestone Developments Ltd | Real estate | 2025 |
| Crigglestone ST James CE Primary Academy Trust | Education | 2012 |
| Crime Guard International Ltd | Administrative & support | 2006 |
| Crime Guard Properties Ltd | Real estate | 2021 |
| Crispeh Limited | Hospitality | 2025 |
| Crista Scaffolding Limited | Construction | 2024 |
| Crochet Fashion Limited | Wholesale & retail | 2025 |
| Croft Developments Limited | Real estate | 2019 |
| Croft Facilities Ltd | Construction | 2018 |
| Crofton Barbers Ltd. | Other services | 2021 |
| Crofton Cladding Contractors Limited | Construction | 2017 |
| Crofton Garage Limited | Wholesale & retail | 2011 |
| Crofton Local Ltd | Wholesale & retail | 2022 |
| Crofton Star Hand Car Wash Ltd | Administrative & support | 2023 |
| Crompton Components Ltd | Manufacturing | 2010 |
| Crompton Controls Limited | Manufacturing | 2012 |
| Cromwell Wood Estate Company Limited | Mining & quarrying | 2002 |
| Crosbys Little Angels Limited | Health & social care | 2014 |
| Cross and Spurr Limited | Wholesale & retail | 2014 |
| Cross Pipes Plant Hire Limited | Administrative & support | 2012 |
| Crossgates Construction Ltd | Administrative & support | 2017 |
| Crossley Motor Group Ltd | Wholesale & retail | 2026 |
| Crown Oriental Beauty Ltd. | Health & social care | 2022 |
| Crown Phones Ltd | Wholesale & retail | 2023 |
| Crownclouds Ltd | Wholesale & retail | 2025 |
| Crownline Atelier Ltd | Wholesale & retail | 2025 |
| Crows Nest Aggregates and Stone Supplies Ltd | Water & waste | 2018 |
| Crux Regen Ltd | Real estate | 2011 |
| Cryer Baker Insurance Recruitment Ltd | Administrative & support | 2012 |
| Crystal Clear Financial Guidance Limited | Professional & scientific | 2017 |
| Crystal Housekeeping Limited | Administrative & support | 2024 |
| Crystal Outdoor Events Ltd | Arts & recreation | 2026 |
| CS Skips Ltd | Water & waste | 2020 |
| CSH Wealth Ltd | Professional & scientific | 2024 |
| CSM Yorkshire Holdings Limited | Financial services | 2025 |
| Csquared Security Systems Ltd | Construction | 2024 |
| CSS Light Haulage Ltd | Transport & logistics | 2013 |
| CST Property & Development Ltd | Real estate | 2021 |
| CST Staycations Ltd | Real estate | 2023 |
| CT Assessments and Training Ltd | Administrative & support | 2020 |
| CT Exterior Cleaning Limited | Administrative & support | 2026 |
| CT Properties & Lettings Ltd | Real estate | 2026 |
| CTM Business Solutions Limited | Professional & scientific | 2012 |
| CTS Local Retail Ltd | Wholesale & retail | 2025 |
| Cube Lettings (Wakefield) Limited | Real estate | 2013 |
| Cube Refurbishments Ltd | Households | 2020 |
| Cubico (UK) Limited | Construction | 2012 |
| Cubico Group Limited | Financial services | 2016 |
| Cudworth Properties Limited | Real estate | 2020 |
| Cunningham Clarke Construction Limited | Construction | 2022 |
| Curious & Curiouser Ltd | Hospitality | 2023 |
| Curisuk Limited | Administrative & support | 2020 |
| Curo Limited | Professional & scientific | 2016 |
| Current Check Ltd | Construction | 2025 |
| Curry Cuisine Limited | Manufacturing | 2008 |
| Curtains R US Ltd | Manufacturing | 2023 |
| Curve Learning and Development Limited | Education | 2009 |
| Custom Creative Solutions (Wakefield) Limited | Construction | 2019 |
| Custom Equity Release Solutions Ltd | Financial services | 2019 |
| Custom Legal Contracts Limited | Professional & scientific | 2025 |
| Custom Smiles Ltd | Manufacturing | 2021 |
| Customer Experience LAB Ltd | Professional & scientific | 2017 |
| Cutting Edge Templates Limited | Professional & scientific | 2017 |
| Cutts Haulage & Recovery Ltd | Wholesale & retail | 2026 |
| CV Entertainment Ltd | Arts & recreation | 2025 |