| Cjam Events Ltd | Other services | 2024 |
| CJG Property Development Limited | Real estate | 2014 |
| Claddagh Properties Limited | Real estate | 1991 |
| Clarke & Co Marine Plant Ltd | Manufacturing | 2023 |
| Class One Fresh Produce Limited | Wholesale & retail | 2003 |
| Clays Farming Partnership LLP | | 2023 |
| Clays of Addingham Limited | Construction | 1971 |
| Clayton Estate Services Ltd | Real estate | 2026 |
| Clayton Wood Limited | Professional & scientific | 1930 |
| Clearlock Consulting Limited | Professional & scientific | 2026 |
| Clitheroe Street Works Management Company Ltd | Households | 2020 |
| Clockwood Limited | Information & communication | 2024 |
| Clonard Care Limited | Health & social care | 2018 |
| Clonard Properties Limited | Real estate | 2022 |
| Clover Court (Skipton) Management Company Limited | Administrative & support | 1988 |
| CMA Quantity Surveying Ltd | Construction | 2020 |
| CMG Events Limited | Administrative & support | 2011 |
| CML Construction Consulting Ltd | Construction | 2023 |
| Co-Operative Hall Management Company Limited | Real estate | 2008 |
| Coach Street Limited | Real estate | 2023 |
| Coaching & Mentoring Services (UK) Limited | Administrative & support | 2014 |
| Cock Aviation Ltd. | Administrative & support | 2015 |
| Cock Holdings Limited | Real estate | 2004 |
| Cody Earth Solutions Ltd | Wholesale & retail | 2023 |
| Cody Solar Limited | Construction | 2023 |
| Coffee and Clay Limited | Hospitality | 2003 |
| Coffee Care (Northern Counties) Limited | Wholesale & retail | 1983 |
| Coffee Eco Limited | Hospitality | 2016 |
| Cogent Symbols Ltd | Professional & scientific | 2025 |
| Coir North Ltd | Wholesale & retail | 2024 |
| Cokel Limited | Administrative & support | 2022 |
| Cokell Consulting & Trading Ltd | Professional & scientific | 2019 |
| Collins Bars Ltd | Hospitality | 2022 |
| Commercial Laundry Ltd | Administrative & support | 2017 |
| Commercial Trust Index Ltd | Information & communication | 2026 |
| Communihire Limited | Arts & recreation | 2021 |
| Complete Car Valeting and Detailing (Skipton) Limited | Administrative & support | 2012 |
| Complete Your Books Limited | Professional & scientific | 2014 |
| Conlan Coleman Ltd | Information & communication | 2023 |
| Connaught House Wakefield Holdings Limited | Financial services | 2017 |
| Connaught House Wakefield Limited | Real estate | 2017 |
| Connectivity Matters Limited | Information & communication | 2024 |
| Conroy & Company Design Consultants Limited | Professional & scientific | 2003 |
| Consilium 9 Limited | Professional & scientific | 2017 |
| Consilium Top Limited | Professional & scientific | 2018 |
| Contemporary Garden Rooms (Yorkshire) Ltd | Construction | 2021 |
| Content First Ltd | Information & communication | 2020 |
| Contra Curtains Limited | Manufacturing | 1992 |
| Convenient Comedy Limited | Professional & scientific | 2019 |
| Convivia Developments Limited | Households | 2010 |
| Corniger Ltd | Transport & logistics | 2025 |
| Coros Wearables UK Ltd | Wholesale & retail | 2022 |
| Cottage Holidays Ireland Limited | Professional & scientific | 2013 |
| Cottingley Furnishers Ltd | Wholesale & retail | 1999 |
| Coulthread Cleaning Ltd | Administrative & support | 2018 |
| Counting House Mews Skipton (Management) Limited | Households | 1994 |
| Countyfields Management Company Limited | Real estate | 2021 |
| Coxon's Farm Glamping Pods Limited | Hospitality | 2021 |
| Cpoms Holdings Limited | Extraterritorial | 1999 |
| Cpoms Systems Limited | Information & communication | 2017 |
| Craft Social Yorkshire Ltd | Hospitality | 2026 |
| Crag Side Retail Ltd | Wholesale & retail | 2021 |
| Cragg Partners Ltd | Manufacturing | 2024 |
| Craven Cattle Marts Limited | Agriculture & fishing | 1921 |
| Craven Clinic Ltd | Health & social care | 2002 |
| Craven Community Boxing Club CIC | Arts & recreation | 2024 |
| Craven Community Hub Limited | Administrative & support | 2024 |
| Craven Dental Care Limited | Health & social care | 2020 |
| Craven Design Partners Limited | Professional & scientific | 2018 |
| Craven Energies Limited | Construction | 2013 |
| Craven EYE | Arts & recreation | 2013 |
| Craven Farm Butchers Limited | Manufacturing | 2023 |
| Craven Farm Vets Limited | Professional & scientific | 2018 |
| Craven Forestry Ltd | Agriculture & fishing | 2003 |
| Craven Homeheat Ltd | Construction | 2019 |
| Craven Hub Ltd | Real estate | 2025 |
| Craven Kitchen Ltd | Hospitality | 2019 |
| Craven Lighthouse LLP | | 2016 |
| Craven Masonic Lodge Ltd | Real estate | 2025 |
| Craven Mill Management Limited | Households | 2003 |
| Craven Nursing Home Limited | Health & social care | 2004 |
| Craven Psychology Practice Limited | Health & social care | 2017 |
| Craven Rural and Business Skills Centre Limited | Administrative & support | 2002 |
| Craven Sheep Breeding LLP | | 2014 |
| Craven Solutions Ltd | Information & communication | 2021 |
| Craven Stationery LLP | | 2025 |
| Craven Surface Treatments Ltd | Professional & scientific | 2014 |
| Creations and Installations Ltd | Construction | 2017 |
| Creative Cottage Ltd | Wholesale & retail | 2021 |
| Croft House Advisors Ltd | Professional & scientific | 2019 |
| Crook Rise View (Skipton) Management Company Limited | Real estate | 2005 |
| Crookrise Consultancy Limited | Professional & scientific | 2019 |
| Crookrise Limited | Professional & scientific | 2014 |
| Croskin Trustee Services Limited | Other services | 2013 |
| Crossfit Circa Limited | Arts & recreation | 2023 |
| Crossgates Bioenergetics Licensing Limited | Health & social care | 2010 |
| Crossgates Bioenergetics Limited | Agriculture & fishing | 1999 |
| Crossgates Hair and Beauty Limited | Other services | 2019 |
| Crowd Purchasing Ltd | Professional & scientific | 2008 |
| Crowkeld Limited | Agriculture & fishing | 2008 |