| Cubmar Ltd | Leicester | 2014 |
| Cuceu Limited | Worksop | 2026 |
| Cuci Logistics Limited | Bilston | 2019 |
| Cuckmere Community BUS Ltd | Polegate | 2006 |
| Cucu and SON Limited | Coventry | 2019 |
| Cucu Limited | Milton Keynes | 2024 |
| Cucu Transport Ltd | Coventry | 2025 |
| Cucubau Ltd | Harrow | 2016 |
| Cucul Ltd | Manchester | 2022 |
| Cucutianu Limited | Barnsley | 2025 |
| Cucutrans Ltd | London | 2018 |
| Cuddeford Car Services Ltd | Dartford | 2022 |
| Cudmore Storage Limited | Colchester | 2025 |
| CUE Cars Corporate Services Limited | Cheadle | 2009 |
| CUE Transport Company 0503 Ltd | Enfield | 2025 |
| Cuffley Self Storage Ltd | Potters Bar | 2026 |
| Cuffling Transport Service Ltd | Leicester | 2024 |
| Culahk Limited | Wimborne | 2024 |
| Culberry Storage Ltd | Angmering | 2022 |
| Culera Ltd | London | 2022 |
| Culham BUS Club Ltd | Wantage | 2001 |
| Culina Asset Management Limited | Warrington | 2019 |
| Culina Logistics Limited | Market Drayton | 2004 |
| Culinan Ltd | Hull | 2023 |
| Culinary Chefs & Deliveries Limited | Southend-On-Sea | 2021 |
| Culinking Services Limited | London | 2025 |
| Cull and Sons Ltd | Bathgate | 2020 |
| Cullera Ltd | London | 2014 |
| Cullerne Aviation Services Limited | Fareham | 2011 |
| Culleys Carrys Ltd | Grimsby | 2025 |
| Cullhaj Couriers Ltd | Doncaster | 2023 |
| Cullinan Chauffeurs Ltd | Slough | 2021 |
| Cullinan Storage (Scotland) Ltd | Motherwell | 2024 |
| Cullingworth Commercials Limited | Halifax | 2019 |
| Culloden Limited | Culloden, Inverness | 1993 |
| Culloden Self Storage Ltd. | Inverness | 2001 |
| Culmain Ltd | London | 2003 |
| Culmore Limited | Barnet | 2021 |
| Cultus Ltd | Manchester | 2024 |
| Culzean Transport (Ayrshire) Ltd | Ayr | 2013 |
| Cuma Ltd | Rugby | 2019 |
| Cumberland & Westmorland Transport Ltd | Barrow-In-Furness | 2012 |
| Cumberland Taxis Limited | Carlisle | 2022 |
| Cumbernauld Hire Drive Ltd | Airdrie | 2011 |
| Cumbrae Contracts Ltd | Isle Of Cumbrae | 2019 |
| Cumbrae Couriers Limited | Isle Of Cumbrae | 2005 |
| Cumbrae Voyages Limited | Edinburgh | 2008 |
| Cumbrae Yacht Slip Ltd | Isle Of Cumbrae | 2012 |
| Cumbria Airport Taxis Ltd | Cockermouth | 2024 |
| Cumbria Airport Travel Ltd | Cockermouth | 2024 |
| Cumbria Classic Coaches Limited | Kirkby Stephen | 2015 |
| Cumbria Coaches Limited | Carlisle | 1991 |
| Cumbria Cold Storage Limited | Appleby | 1996 |
| Cumbria Express Limited | Carlisle | 2026 |
| Cumbria Lift 'N' Shift Limited | Carlisle | 2002 |
| Cumbria Logistics Limited | Longtown | 2001 |
| Cumbria Steelstock Limited | Cumbria | 1986 |
| Cumbria Transport Ltd | Whitehaven | 2016 |
| Cumbria X-Press Limited | Preston | 1997 |
| Cumbrian Auction House Services Limited | Carlisle | 2016 |
| Cumbro Transport Ltd | Chorley | 2023 |
| Cumell Logistics Limited | London | 2023 |
| Cumersky Ltd | Carlisle | 2015 |
| Cumfybus Ltd | Merseyside | 2002 |
| Cummings & Goings Taxis Limited | Great Yarmouth | 2013 |
| Cummins Moving Consultancy Limited | Tenterden | 2017 |
| Cumnock Taxis Limited | Cumnock | 2025 |
| Cumpanasu Trans Limited | Stoke-On-Trent | 2019 |
| Cumpii Ltd | Northampton | 2026 |
| Cunard White Star Line Ltd | Skelmersdale | 2024 |
| CUNN1NG Ltd | Hull | 2015 |
| Cunnea Rail Consultants Ltd | Sittingbourne | 2020 |
| Cunniffe Driving Services Ltd | Wigan | 2025 |
| Cunning Coach Hire Ltd | Belfast | 2026 |
| Cunningham European (Freight Services) Ltd | Eccles | 2016 |
| Cunningham Haulage Ltd | Warrenpoint | 2015 |
| Cunningham Logistics Ltd | Kilmarnock | 2025 |
| Cunningham Transport Ltd | Kinross | 2015 |
| CUP & Wheels Ltd | Northampton | 2014 |
| Cupar Executive Travel Limited | Cupar | 2022 |
| Cupertino Aviation Services Limited | Craigavon | 2025 |
| Cupid Cars Limited | Grimsby | 2017 |
| Cupid Global Freight Group (UK) Limited | Stafford | 2021 |
| Cupid Taxi Services Limited | New Barnet | 2024 |
| Cupra Logistics Ltd | Bradford | 2021 |
| Cupydon Ltd | Corby | 2025 |
| Cura Automotive Ltd | Rickmansworth | 2026 |
| Cura Compliance UK Limited | Doncaster | 2024 |
| Curb Limited | London | 2016 |
| Curdunempire Ltd | Southall | 2022 |
| Curious Transport Ltd | Birmingham | 2024 |
| Curley Cabs Ltd | London | 2026 |
| Curley Transport Limited | Spennymoor | 2022 |
| Curly Cabs Ltd | Y Felinheli | 2024 |
| Curo Fulfilment Limited | Leeds | 2021 |
| Curo Transport Limited | Ruislip | 2023 |
| Curran Motor Group Limited | | 1988 |
| Currans (U.K.) Ltd | Middlesex | 1990 |
| Currans Removals Ltd | Bolton | 2022 |
| Currax Limited | Peterborough | 2020 |