| Carnation Holdings Limited | Financial services | 2020 |
| Carstor Limited | Wholesale & retail | 2016 |
| Caterpillars Childminding Limited | Health & social care | 2025 |
| Chaliced Limited | Hospitality | 2017 |
| Chambercombe Estate Limited | Hospitality | 2023 |
| Chamor Limited | Hospitality | 2025 |
| Champion Software Limited | Information & communication | 2003 |
| Chartwood (Ilfracombe) Management Company Limited | Hospitality | 2003 |
| Chertwell Ltd | Financial services | 2003 |
| Cheyne Beach Apartments Limited | Households | 1993 |
| Child of the Sun Limited | Construction | 2022 |
| Christoria Ltd | Hospitality | 2019 |
| Claremont (Fore Street) Limited | Households | 2002 |
| Clearspace Coaching Ltd | Health & social care | 2022 |
| Clever Foxx Ltd | Manufacturing | 2023 |
| Clicksat Ltd | Information & communication | 2020 |
| Clifton House Residents Company Limited | Households | 2005 |
| Clovelly Apartments (Ilfracombe) Limited | Households | 1984 |
| Coast (Ilfracombe) Management Limited | Households | 2006 |
| Coast to Coast (SW) Limited | Administrative & support | 2024 |
| Coastal Canine Cuisine Ltd | Wholesale & retail | 2025 |
| Coastal Care North Devon Ltd | Health & social care | 2021 |
| Coastal Construction (SW) Ltd | Construction | 2023 |
| Coastal Engineering Services Limited | Professional & scientific | 2015 |
| Coastal Renovations Devon Ltd | Construction | 2018 |
| Coastal Spirit Property Solutions Ltd | Real estate | 2025 |
| Coastline Construction & Carpentry Ltd | Construction | 2022 |
| Code Red Training (Bristol) LLP | | 2019 |
| Code Red Training Ltd | Administrative & support | 2019 |
| Collaborative Solutions Consultancy Ltd | Information & communication | 2026 |
| Colourstrings International Limited | Information & communication | 1989 |
| Combe Brewing Company Ltd | Manufacturing | 2012 |
| Combe Bridal Boutique Ltd | Wholesale & retail | 2025 |
| Combe Cleaning Services Ltd | Administrative & support | 2020 |
| Combe Coatings Ltd | Construction | 2025 |
| Combe Coffee Ltd | Hospitality | 2025 |
| Combe Construction Ltd | Construction | 2025 |
| Combe GIG Club Ltd | Arts & recreation | 2015 |
| Combe Home Care Ltd | Health & social care | 2018 |
| Combe Linen Services Ltd | Other services | 2021 |
| Community Resources (Devon) CIC | Health & social care | 2005 |
| Compass Rose Shell Fisheries Limited | Agriculture & fishing | 2009 |
| Concept North Devon Ltd | Hospitality | 2026 |
| Connected Electrical Contractors SW Limited | Construction | 2024 |
| Constantine DEA Limited | Construction | 2008 |
| Cool FOX Retail Ltd | Extraterritorial | 2015 |
| Cork & Vine Company Ltd | Wholesale & retail | 2023 |
| Cornmill Close Management Ltd | Households | 2005 |
| Cosgravevfx Limited | Information & communication | 2018 |
| Country Cousins Ltd | Education | 2006 |
| Country Cousins Travel Ltd. | Transport & logistics | 1996 |
| County Carpet Cleaning Ltd | Other services | 2023 |
| Cove Architects Limited | Professional & scientific | 2023 |
| Cove View Management Company Limited | Households | 2010 |
| Crabb Contractors Ltd | Construction | 2018 |
| Cracking Nuts Ltd | Wholesale & retail | 2019 |
| Crafted Ltd | Information & communication | 2018 |
| Craig Hilton Consulting Ltd | Financial services | 2023 |
| Creative Communities (Ilfracombe) CIC | Education | 2021 |
| Croftside Housing Management Company (Ilfracombe) Limited | Households | 1986 |
| Croyde Holidays Ltd | Hospitality | 2015 |
| Curnow & Co Limited | Professional & scientific | 2017 |
| CUT the Mustard Consulting Ltd | Professional & scientific | 2025 |
| D G K Logistics Ltd | Transport & logistics | 2025 |
| D Ravenscroft Limited | Health & social care | 2002 |
| D Williams Holdings Limited | Construction | 2001 |
| Dahmar Group Limited | Hospitality | 2026 |
| David Jones (Quantity Surveyors) Limited | Construction | 2008 |
| David Jones Student Living Limited | Real estate | 2012 |
| Dean Murphy Music Limited | Information & communication | 2026 |
| Demi-Lion Ltd | Real estate | 2025 |
| Devon Build Ltd | Construction | 2012 |
| Devon Cloud Limited | Information & communication | 2024 |
| Devon Coastal Holidays Limited | Hospitality | 2025 |
| Devon Country Cottages Ltd | Administrative & support | 2024 |
| Devon Ghost Tours Limited | Administrative & support | 2022 |
| Devonshire Retreat Limited | Hospitality | 2018 |
| Dionne Deans Limited | Education | 2008 |
| DLB Engineering Ltd | Construction | 2018 |
| Done & Dusted (Barnstaple) Ltd | Administrative & support | 2025 |
| Doric House Flats Ilfracombe Limited | Hospitality | 1995 |
| Douglas & Dean Property Sales Ltd | Real estate | 2022 |
| DP Consultancy & Cottages Limited | Hospitality | 2021 |
| DR Services Limited | Manufacturing | 2005 |
| Drystone Property Care Limited | Construction | 2003 |
| Dunchideock Limited | Hospitality | 1972 |
| Dune Cottage Holidays Limited | Hospitality | 2003 |
| E Foil UK Ltd | Arts & recreation | 2020 |
| E.H. Wooldridge and Sons Limited | Agriculture & fishing | 1962 |
| Eagle VS BAT Productions Ltd | Information & communication | 2021 |
| Edges 2 Edges Ltd | Construction | 2022 |
| Endgable Limited | Professional & scientific | 2014 |
| Equip Pharma Limited | Professional & scientific | 2015 |
| Essef Holdings Ltd | Real estate | 2025 |
| Ethos Construction LLP | | 2009 |
| Ettiford Farm Cottages Limited | Real estate | 2021 |
| Ettiford Farm Cottages Oak SPV Limited | Real estate | 2026 |
| Ettiford Farm Cottages SPV Limited | Real estate | 2026 |
| Europa Park Service Station Ltd | Wholesale & retail | 2010 |
| Evens Developments Limited | Construction | 2020 |