| Canaberry Limited | Bournemouth | 2019 |
| Canada Water Martial Arts Ltd | London | 2026 |
| Canada Water Studios Limited | Woking | 2013 |
| Canadian Training Academy Ltd | London | 2024 |
| Canal House Day Nursery Limited | Lymm | 2014 |
| Canalside Academy CIC | Burnley | 2021 |
| Canary College London UK Limited | London | 2022 |
| Canary Music School Ltd | London | 2024 |
| Canary Serve Limited | Cheshire | 2018 |
| Canary Training Ltd | Gravesend | 2022 |
| Canary Tutoring Ltd | Ilford | 2024 |
| Canary Wharf Academy Ltd | Rainham | 2019 |
| Canary Wharf College Ltd | London | 2010 |
| Canary Wharf Consult Limited | Romford | 2025 |
| Canary Wharf Football Academy Ltd | London | 2019 |
| Canary Wharf Tutors Limited | London | 2022 |
| Canbury School Limited | Kingston Upon Thames | 1990 |
| Cancer Don'T LET IT WIN C.I.C. | London | 2022 |
| Candf Media Ltd | London | 2026 |
| Candice Education Services Ltd | Sandwich | 2003 |
| Candice Tamara Coaching Ltd | Waterlooville | 2020 |
| Candid Coaching Ltd | Baldock | 2023 |
| Candid MAN Ltd | Preston | 2024 |
| Candie K Academy CIC | Wandsworth | 2023 |
| Candied Appeal CIC | Lichfield | 2025 |
| Canditfa Ltd | Epping | 2015 |
| Candle Conferences Limited | Harrogate | 2009 |
| Candle Light Childcare Ltd | Greenford | 2023 |
| Candlelight Consultants Ltd | Dartford | 2016 |
| Candlepath Ltd | Bexhill On Sea | 2012 |
| Cando Doulas Community Interest Company | Shrewsbury | 2020 |
| Cando Hub Ltd | Swansea | 2025 |
| Cando Training Limited | Wembley | 2019 |
| Candochem Ltd | Stroud | 2019 |
| Candour Care Group Ltd | Newton-Le-Willows | 2019 |
| Candy Research LAB CIC | London | 2024 |
| Canela Village CIC | Mitcham | 2023 |
| Canett Ltd | Halifax | 2026 |
| Canetti Education & Consulting Limited | Liverpool | 2026 |
| Canfod Cymru CIC | Holyhead | 2018 |
| Canford School,Limited | Wimborne | 1923 |
| Canicrew Ltd | London | 2022 |
| Canicross Coach Ltd | Cirencester | 2021 |
| Canine & Feline Behaviour Association | Watford | 2008 |
| Canine and Security Education Centre UK Ltd | Oxford | 2018 |
| Canine Assisted Learning Limited | Slough | 2016 |
| Canine Care Hub Ltd | Whitchurch | 2020 |
| Canine Compass Limited | Cullompton | 2024 |
| Canine Curriculum Limited | Uxbridge | 2025 |
| Canine Dialogue Dynamics Ltd | Godalming | 2025 |
| Canine Groom School Ltd | Clitheroe | 2011 |
| Canine Hoopers International Ltd | Boston | 2020 |
| Canine Hoopers UK | Lincoln | 2017 |
| Canine Physio Education & Training Ltd | Stalybridge | 2025 |
| Canine Rehab and Fitness Academy Ltd | Dukinfield | 2026 |
| Canis Major Tutors Limited | Northampton | 2020 |
| Cannell Consulting Limited | Leigh-On-Sea | 2003 |
| Canning & Coyle Training Centre Ltd | Horley | 2022 |
| Canning School Limited(The) | London | 1986 |
| Cannington Shaw Preservation Trust CIC | St. Helens | 2018 |
| Cannock Chase High School | Cannock | 2011 |
| Cannock HGV Training Ltd | Cannock | 2019 |
| Cannon Barn Montessori School Ltd | Pinner | 2014 |
| Cannon Health and Safety Limited | Ashby-De-La-Zouch | 2008 |
| Cannprescribe Ltd | London | 2026 |
| Canny Academy Ltd | Newcastle Upon Tyne | 2025 |
| Cano Training Services Limited | Basildon | 2002 |
| Canoe Lake Nursery Limited | Portsmouth | 2020 |
| Canoes, Mountains & Caves Community Interest Company | Gateshead | 2023 |
| Canolfan Bethlehem CYF | Narberth | 2024 |
| Canolfan Deulu Dolgellau CYF | Dolgellau | 2013 |
| Canolfan Gerdd William Mathias CYF. | Caernarvon | 1997 |
| Canolfan Glanhwfa CYF | Llangefni | 2013 |
| Canon College Ltd | Liverpool | 2021 |
| Canon Collins Trust | London | 2003 |
| Canon Education CIC | London | 2019 |
| Canonbury Educational Services Limited | London | 1998 |
| Canonical Tutors Ltd | Birmingham | 2022 |
| Canonium Learning Trust | Colchester | 2013 |
| Canons High School | Edgware | 2011 |
| Canons Park Consulting Limited | Edgware | 2018 |
| Canons Regular of the Sacred Heart of Jesus Ltd | Sherburn Hill - Durham | 2025 |
| Canopi Impact Ltd | London | 2025 |
| Canopy & Campfires CIC | London | 2025 |
| Canopy - a Social Imagination Project Ltd | Saffron Walden | 2017 |
| Canopy Corporate Limited | Hatton | 2025 |
| Canopy Franchising Limited | Hatton | 2025 |
| Canopy Great Amwell Ltd | Welwyn Garden City | 2026 |
| Canopy Ministries International Ltd | Wallington | 2012 |
| Canopy Training Group Ltd | Congleton | 2024 |
| Canopy Tree Climbing Ltd | Gosport | 2024 |
| Canoville Mentoring Ltd | Nottingham | 2025 |
| Canrehab Trust | Bury St. Edmunds | 2020 |
| Cansu Tutoring Ltd | Wigston | 2020 |
| Canta Training Limited | London | 2025 |
| Cantab Academy Education Technologies Ltd | London | 2020 |
| Cantab Education Limited | Cambridge | 2021 |
| Cantabile Limited | London | 2005 |
| Cantabile Music Ltd. | London | 2023 |
| Cantabrigia Education Ltd | Cambridge | 2025 |