| Corporation Indeed LP | | 2016 |
| Corpstar Consulting LP | | 2016 |
| Corptel Alliance L.P. | | 2011 |
| Corptel Europe L.P. | | 2010 |
| Corptel Solutions L.P. | | 2009 |
| Corpus Consultant & Co | | 1994 |
| Corr Collection Limited | Professional & scientific | 2026 |
| Corrado Design Ltd | Professional & scientific | 2019 |
| Corran (ST Andrews) Ltd | Households | 2021 |
| Corran Capital LLP | | 2020 |
| Corran Dearg Limited | Other services | 2023 |
| Corran Environmental General Partner LLP | | 2021 |
| Corran Environmental GP II a Limited | Professional & scientific | 2023 |
| Corran Environmental GP II B Limited | Professional & scientific | 2023 |
| Corran Environmental GP Limited | Professional & scientific | 2021 |
| Corran Environmental II Founder Partner LP | | 2023 |
| Corran Environmental II General Partner LLP | | 2023 |
| Corran Environmental II LP | | 2023 |
| Corran Environmental LP | | 2021 |
| Corran Investment Trading (Scotland) Partnership SP | | 2022 |
| Corran Properties Limited | Construction | 2011 |
| Corrennie Holdings Limited | Real estate | 2023 |
| Corrennie Investments Limited | Financial services | 2013 |
| Corrialdi LP | | 2003 |
| Corrie FM Limited | Professional & scientific | 2025 |
| Corriecravie Limited | Health & social care | 2015 |
| Corriegarth Wind Energy Limited | Energy | 2014 |
| Corries (Music) Ltd., the | Arts & recreation | 1974 |
| Corrybrough Sports and Agriculture Ltd | Other services | 2025 |
| Corsac Ltd | Information & communication | 2019 |
| Corsair Media Limited | Professional & scientific | 2025 |
| Corse Regional LP | | 2016 |
| Corsewall Cyber Limited | Information & communication | 2023 |
| Corstorphine Accident Repair Specialist Ltd | Wholesale & retail | 2022 |
| Corstorphine Building Group Limited | Real estate | 2011 |
| Corstorphine Cafe Limited | Real estate | 2019 |
| Corstorphine Catering Ltd | Hospitality | 2025 |
| Corstorphine Childcare Ltd | Education | 2023 |
| Corstorphine Chiropractic Limited | Health & social care | 2017 |
| Corstorphine Data Ltd | Information & communication | 2022 |
| Corstorphine Dementia Project Limited | Administrative & support | 2001 |
| Corstorphine Developments Limited | Construction | 2014 |
| Corstorphine GAS Services Limited | Construction | 2018 |
| Corstorphine MOT & Auto Centre Limited | Wholesale & retail | 2025 |
| Corstorphine MOT Centre Limited | Wholesale & retail | 2025 |
| Corstorphine Property Ltd | Real estate | 2025 |
| Corstorphine Roofing & Building Limited | Construction | 2001 |
| Corstorphine Scaffolding & Maintenance Ltd | Construction | 2003 |
| Corstorphine Snooker Company Limited | Arts & recreation | 1985 |
| Corstorphine Youth Centre After School Club | Education | 2002 |
| Corta Property Ltd | Real estate | 2026 |
| Cortac Trade LP | | 2017 |
| Cortaleisure Ltd | Real estate | 2022 |
| Corte Leisure Limited | Professional & scientific | 2009 |
| Corteks Universal LP | | 2014 |
| Cortel Trading LP | | 2016 |
| Cortes Trading LP | | 2016 |
| Cortex Medical Data Limited | Information & communication | 2018 |
| Cortino Ltd | Manufacturing | 2023 |
| Cortland (Colliers Yard) Sponsor GP Limited | Administrative & support | 2021 |
| Cortland Madison (Colliers Yard) Venture LP | | 2021 |
| Corus Holdings Limited | Professional & scientific | 1952 |
| Corvalent Advisors LP | | 2021 |
| Corvantage, LP | | 2012 |
| Corvesta Group Ltd | Wholesale & retail | 2026 |
| Corvidaeum Creative Limited | Administrative & support | 2025 |
| Corvin Engineering L.P. | | 2011 |
| Corvina Capital L.P. | | 2011 |
| Corvus Capital L.P. | | 2013 |
| Corwald Transit LP | | 2015 |
| Corylus CIC | Arts & recreation | 2018 |
| Corzo Dynasty SP | | 2001 |
| Cosbar Associates LP | | 2011 |
| Coscar Limited | Wholesale & retail | 2026 |
| Coscus Investments LP | | 2018 |
| Cosdan Investments | | 2001 |
| Coseberg Investment LP | | 2017 |
| Cosens DE Keyser LLP | | 2002 |
| Cosignity Ltd | Professional & scientific | 2022 |
| Cosimome LP | | 2020 |
| Cosmass Communication LP | | 2015 |
| Cosmic Alliance L.P. | | 2012 |
| Cosmic Content Creatives LLP | | 2025 |
| Cosmic Explorer LP | | 2016 |
| Cosmic Flowers LP | | 2026 |
| Cosmic Group LP | | 2016 |
| Cosmic Number LP | | 2015 |
| Cosmo Alliance LP | | 2017 |
| Cosmo Management LP | | 2019 |
| Cosmo Products Limited | Manufacturing | 1988 |
| Cosmo World LP | | 2015 |
| Cosmolabs Ltd | Information & communication | 2026 |
| COSMOS2 LP | | 2014 |
| Cosmotrade Services LP | | 2011 |
| Cosnadh Group Limited | Information & communication | 2017 |
| Cosnadh Limited | Information & communication | 2014 |
| Cost Effective Catering Limited | Hospitality | 1988 |
| Costa SOL SP | | 2004 |
| Costa Syntegra Consulting L.P. | | 2009 |
| Costabravo LP | | 2014 |