| Colenco Logistics Ltd | Darwen | 2013 |
| Coleraine & District Samaritans | Coleraine | 2017 |
| Coleraine Area Child Contact Centre | Portstewart | 2005 |
| Coleraine BID | Coleraine | 2016 |
| Coleraine Nails & Spa Limited | Coleraine | 2024 |
| Coles Funeral Directors Ltd | Cardiff | 2006 |
| Coles HD Limited | Plymouth | 2013 |
| Coles Holdings 2 Limited | London | 2017 |
| Coles Upholstery Service Limited | Bedford | 2011 |
| Colescent Ltd | Ottery St. Mary | 2019 |
| Colesdale Farm Services Limited | Northaw | 1994 |
| Coleshill Beauty Ltd | Birmingham | 2017 |
| Coleshill Key Services Limited | Leicester | 2008 |
| Coleshill Shoe Repairs Limited | Birmingham | 2008 |
| Coleswood Media Ltd | London | 2005 |
| Coletrain Ltd | London | 2019 |
| Colette's Laundrette Limited | Radstock | 2024 |
| Coleville Giffard Residents Association Limited | Farnborough | 1999 |
| Colew Ltd | Glasgow | 2019 |
| Coley Draughting Services Ltd | Aylesbury | 2013 |
| Coley's Beauty Ltd | Preston | 2025 |
| Coleys Barbershop Ltd | Bristol | 2026 |
| Colibri Beauty Limited | London | 2020 |
| Coligny Ltd | Coalville | 2022 |
| Colin 40 Ltd | Harrow | 2016 |
| Colin Barnes Signs Limited | Waltham Abbey | 2004 |
| Colin Bell Ltd | Manchester | 2025 |
| Colin Bridge Community Interest Company | Belfast | 2020 |
| Colin Brown Gents Hairdressers Limited | Morecambe | 2005 |
| Colin Bruton Ltd | Loughborough | 2015 |
| Colin Campbell Sports Limited | Edinburgh | 1986 |
| Colin Coombs Coaching Limited | London | 2015 |
| Colin Crabtree Limited | Letherhead | 2017 |
| Colin Essery Carpets Limited | Barnstaple | 2002 |
| Colin Gray Services Ltd | Grantham | 2019 |
| Colin John Hair Limited | Gloucestershire | 2006 |
| Colin John Limited | Stow On The Wold | 2002 |
| Colin Jones Personal Training Limited | Clitheroe | 2017 |
| Colin Mcginley Funeral Service Ltd | Middlesbrough | 2015 |
| Colin Medlock Limited | Newmarket | 2003 |
| Colin Neighbourhood Partnership | Belfast | 2003 |
| Colin Neighbourhood Sure Start Project | Belfast | 2001 |
| Colin Paul Insulation Ltd | Cardiff | 2023 |
| Colin Phillips Funerals Limited | Cardigan | 2007 |
| Colin Radcliffe Design Ltd | London | 2001 |
| Colin Sneddon Funeral Directors Ltd | Cowdenbeath | 2020 |
| Colin Stuart Limited | Cockermouth | 2012 |
| Colin Ward Funeral Services Limited | Sleaford | 2013 |
| Colin Waters Ltd | Scunthorpe | 2013 |
| Colin William Limited | Warrington | 2017 |
| Colin's Country Club Limited | Maidenhead | 2021 |
| Colin's Leap Limited | Romsey | 2021 |
| Colindale Communities Trust (CCT) | London | 2003 |
| Colindo London Ltd | Kingston Upon Thames | 2018 |
| Coline Bach Ltd | Horley | 2017 |
| Colinnorth Limited | Harlow | 2016 |
| Colinton Cattery Ltd | Edinburgh | 2019 |
| Colintraive and Glendaruel Development Trust | Dunoon | 2008 |
| Colintraive Holiday Lets Limited | Greenock | 2019 |
| Coliseum Properties Ltd | London | 2020 |
| Coliseum Property Ltd | London | 2020 |
| Collab Energy Ltd | Manchester | 2023 |
| Collaborate Forward Consulting Limited | London | 2015 |
| Collaborate-Uk Ltd | London | 2018 |
| Collaboration INK Ltd | Blackwood | 2017 |
| Collaboration Network Ltd | Welling | 2020 |
| Collaborative Enterprises Ltd | Southsea | 2017 |
| Collaborative Psychology Limited | Chertsey | 2018 |
| COLLABR8 Club Limited | Romford | 2025 |
| Collabria Limited | Frome | 2025 |
| Collagen Beauty Limited | Uxbridge | 2012 |
| Collar & Coat Ltd | Ringwood | 2025 |
| Collar & Cuffs Ltd | Hereford | 2003 |
| Collar and Comb Grooming Limited | Epsom | 2018 |
| Collar Brown Consultants Ltd | Bishop'S Stortford | 2008 |
| Collative Limited | Ivybridge | 2025 |
| Collaton Kennels Limited | | 2003 |
| Collaton Services Limited | London | 2018 |
| Collatus Limited | Oxted | 2025 |
| Colle Bliss Beauty Ltd | London | 2022 |
| Collect & Clean Ltd | Southampton | 2024 |
| Collect & Deliver Cars Limited | Bournemouth | 2021 |
| Collect Plus Limited | Walsall | 2013 |
| Collect+ Brand Limited | Welwyn Garden City | 2016 |
| Collect-A-Pet Limited | Cinderford | 2009 |
| Collectagift Limited | Barnet | 2020 |
| Collected-Group Limited | London | 2021 |
| Collectic Ltd | Bristol | 2025 |
| Collection Boreas Limited | London | 2016 |
| Collections Collective Limited | Rochford | 2026 |
| Collective 3 Group Limited | Luton | 2017 |
| Collective 93 Ltd | Romford | 2026 |
| Collective Action Brighton and Hove Ltd | Brighton | 2024 |
| Collective Aesthetics Ltd | London | 2025 |
| Collective Beauty (NE) Ltd | Newcastle Upon Tyne | 2026 |
| Collective Beauty Ltd | Edinburgh | 2015 |
| Collective Benefits Ltd | London | 2019 |
| Collective Change Community Giving CIC | Oxford | 2021 |
| Collective Club Salon Ltd | Benfleet | 2025 |
| Collective Community Planning Limited | Norwich | 2019 |